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{"title":"(grep) Regex to match non-ASCII characters?","tags":["regex","unicode","grep","ascii"],"question_text":"On Linux, I have a directory with lots of files. Some of them have non-ASCII characters, but they are all valid\nUTF-8\n. One program has a bug that prevents it working with non-ASCII filenames, and I have ... |
{"title":"Git commit in terminal opens VIM, but can't get back to terminal","tags":["git","vim","terminal","command-line-interface","commit"],"question_text":"Trying to learn GitHub at the moment and doing this\nGit essentials tutorial\nover at nettuts. I'm on the lesson about making commits.\nThe teacher types\n`git c... |
{"title":"How can I get a view's current width and height when using autolayout constraints?","tags":["ios","autolayout"],"question_text":"I'm not talking about the frame property, because from that you can only get the view's size in the xib. I'm talking about when the view is resized because of its constraints (maybe... |
{"title":"Opening a folder in explorer and selecting a file","tags":["c#","explorer"],"question_text":"I'm trying to open a folder in explorer with a file selected.\nThe following code produces a file not found exception:\n`System.Diagnostics.Process.Start(\n \"explorer.exe \/select,\" \n + listView1.SelectedItems[0].S... |
{"title":"Deprecation warning: moment construction falls back to js Date","tags":["javascript","warnings","deprecated","momentjs"],"question_text":"I am using following codes to convert server-side date-time to local time using moment\n`moment(moment('Wed, 23 Apr 2014 09:54:51 +0000').format('lll')).fromNow()`\nBut i a... |
{"title":"Which comment style should I use in batch files?","tags":["batch-file","coding-style","comments"],"question_text":"I've been writing some batch files, and I ran into\nthis user guide\n, which has been quite informative. One thing it showed me was that lines can be commented not just with\n`REM`\n, but also wi... |
{"title":"UIImageView missing images in Launch Screen on device","tags":["ios","objective-c","uiimageview","uiimage","launch-screen"],"question_text":"I have an app that supports iOS8 and later, built in Xcode 7 and I am using a XIB for a Launch Screen (I do not have launch images). The view contains a single UILabel w... |
{"title":"Count, size, length...too many choices in Ruby?","tags":["ruby","activerecord","size","content-length"],"question_text":"I can't seem to find a definitive answer on this and I want to make sure I understand this to the \"n'th level\" :-)\na = { \"a\" => \"Hello\", \"b\" => \"World\" }\n a.count # 2\n a.size #... |
{"title":"How to add a search box with icon to the navbar in Bootstrap 3?","tags":["html","css","html5","twitter-bootstrap","twitter-bootstrap-3"],"question_text":"I am using the new Twitter Bootstrap 3, and am trying to place a search box like this (below)\nin the top navbar\n:\nIn Bootstrap 2, it could've ben done li... |
{"title":"What is this weird colon-member (\" : \") syntax in the constructor?","tags":["c++","syntax","constructor","c++-faq","ctor-initializer"],"question_text":"Recently I've seen an example like the following:\n`#include <iostream>\nclass Foo {\npublic:\n int bar;\n Foo(int num): bar(num) {};\n};\nint main(void) {\... |
{"title":"How can I maximize the editor pane?","tags":["editor","intellij-idea","keyboard-shortcuts","maximize-window"],"question_text":"In Eclipse, I can type\nCtrl\n+\nM\nor click the maximize icon in the editor pane to make the editor pane take up the entire Eclipse window, and then again to restore the pane back to... |
{"title":"using OpenCV and SVM with images","tags":["c++","opencv","svm"],"question_text":"I am having difficulty with reading an image, extracting features for training, and testing on new images in OpenCV using SVMs. can someone please point me to a great link? I have looked at the\nOpenCV Introduction to Support Vec... |
{"title":"JavaScript displaying a float to 2 decimal places","tags":["javascript","floating-point","precision"],"question_text":"I wanted to display a number to 2 decimal places.\nI thought I could use\n`toPrecision(2)`\nin JavaScript .\nHowever, if the number is\n`0.05`\n, I get\n`0.0500`\n. I'd rather it stay the sam... |
{"title":"Pass Additional ViewData to a Strongly-Typed Partial View","tags":["c#","asp.net","asp.net-mvc","asp.net-mvc-partialview","viewdata"],"question_text":"I have a strongly-typed Partial View that takes a ProductImage and when it is rendered I would also like to provide it with some additional ViewData which I cr... |
{"title":"How to properly compare two Integers in Java?","tags":["java","integer","autoboxing"],"question_text":"I know that if you compare a boxed primitive Integer with a constant such as:\n`Integer a = 4;\nif (a < 5)`\n`a`\nwill automatically be unboxed and the comparison will work.\nHowever, what happens when you a... |
{"title":"How to disable\/enable select field using jQuery?","tags":["jquery","html","forms"],"question_text":"I would like to create an option in a form like\n`[] I would like to order a [selectbox with pizza] pizza`\nwhere selectbox is enabled only when checkbox is checked and disabled when not checked.\nI come up wi... |
{"title":"Android Studio Checkout Github Error \"CreateProcess=2\" (Windows)","tags":["github","android-studio"],"question_text":"Today I've tried to checkout my Github project using brand new Android Studio and ended up with this nasty error :\nWhy things just never work out of the box ...?","answer_text":"I've solved... |
{"title":"How to set my phpmyadmin to not time out so quickly?","tags":["phpmyadmin","timeout","settings"],"question_text":"I work on my wamp for localhost backend development everyday.\nI feel annoyed by phpmyadmin auto log out out quickly. Is there any way I could get rid of this or extend the timeout?\nWhere can I s... |
{"title":"How does the ARM architecture differ from x86?","tags":["x86","arm"],"question_text":"Is the x86 Architecture specially designed to work with a keyboard while ARM expects to be mobile? What are the key differences between the two?","answer_text":"`ARM`\nis a\nRISC\n(Reduced Instruction Set Computing) architec... |
{"title":"How to create NS_OPTIONS-style bitmask enumerations in Swift?","tags":["ios","bitwise-operators","swift"],"question_text":"In Apple's documentation about interacting with C APIs, they describe the way\n`NS_ENUM`\n-marked C-style enumerations are imported as Swift enumerations. This makes sense, and since enum... |
{"title":"OS detecting makefile","tags":["makefile","os-agnostic","os-detection"],"question_text":"I routinely work on several different computers and several different operating systems, which are Mac OS X, Linux, or Solaris. For the project I'm working on, I pull my code from a remote git repository.\nI like to be ab... |
{"title":"How do I get into a non-password protected Java keystore or change the password?","tags":["java","keystore","keytool","atlassian-fisheye"],"question_text":"I'm trying to import a trusted certificated into the\nJava cacerts keystore\n, but I have a problem. I tried to list existing trusted certificates and it ... |
{"title":"Selector on background color of TextView","tags":["android"],"question_text":"I'm attempting to change the background color of an Android\n`TextView`\nwidget when the user touches it. I've created a selector for that purpose, which is stored in\n`res\/color\/selector.xml`\nand roughly looks like that:\n`<?xml... |
{"title":"What does it mean to inflate a view from an xml file?","tags":["android","android-inflate"],"question_text":"I am new to android development and keep coming across references to Inflating views from a layout xml file. I googled and searched the development guide but still wasn't able to pick up a sense for wh... |
{"title":"How do I stop a Git commit when VI is on the screen waiting for a commit message?","tags":["git"],"question_text":"I have asked Git to perform a commit from within git bash, It has brought up VI as it always does.\nI now wish to cancel the commit, how do I prevent proceeding with the commit from this point?",... |
{"title":"Android: java.lang.ClassCastException: android.widget.imageView cannot be cast to android.widget.textView","tags":["android","xml","templates","textview","imageview"],"question_text":"I can't fix this problem on my listview template: i have the error as in the title of my post, but i won't cast imageview to t... |
{"title":"How to set downloading file name in ASP.NET MVC Web API","tags":["c#","asp.net-mvc-4","asp.net-web-api"],"question_text":"In my ApiController class, I have following method to download a file created by server.\n`public HttpResponseMessage Get(int id)\n {\n try\n {\n string dir = HttpContext.Current.Server.Ma... |
{"title":"unable to copy\/paste in mingw shell","tags":["mingw","copy-paste"],"question_text":"I just installed MinGW on windows and I'm unable to copy\/paste as I am used to on Linux or even Putty. What is the trick for copying and pasting text for same, chrome into MinGW shell?","answer_text":"Right-click on the titl... |
{"title":"How to select html nodes by ID with jquery when the id contains a dot?","tags":["jquery"],"question_text":"If my html looked like this:\n`<td class=\"controlCell\">\n <input class=\"inputText\" id=\"SearchBag.CompanyName\" name=\"SearchBag.CompanyName\" type=\"text\" value=\"\" \/>\n<\/td>`\nHow could I selec... |
{"title":"AngularJS - pass function to directive","tags":["angularjs"],"question_text":"I have a example angularJS\n`<div ng-controller=\"testCtrl\">\n<test color1=\"color1\" updateFn=\"updateFn()\"><\/test>\n<\/div>\n <script>\n angular.module('dr', [])\n.controller(\"testCtrl\", function($scope) {\n $scope.color1 = \... |
{"title":"Shrink a YouTube video to responsive width","tags":["youtube","responsive-design","embed"],"question_text":"I have a YouTube video embedded on our website and when I shrink the screen to tablet or phone sizes it stops shrinking at around 560px in width. Is this standard for YouTube videos or is there somethin... |
{"title":"Difference between UTF-8 and UTF-16?","tags":["java","unicode","utf-8","utf-16","utf"],"question_text":"Difference between UTF-8 and UTF-16?\nWhy do we need these?\n`MessageDigest md = MessageDigest.getInstance(\"SHA-256\");\nString text = \"This is some text\";\nmd.update(text.getBytes(\"UTF-8\")); \/\/ Chan... |
{"title":"Does use of final keyword in Java improve the performance?","tags":["java","final"],"question_text":"In Java we see lots of places where the\n`final`\nkeyword can be used but its use is uncommon.\nFor example:\n`String str = \"abc\";\nSystem.out.println(str);`\nIn the above case,\n`str`\ncan be\n`final`\nbut ... |
{"title":"Remove duplicate entries using a Bash script","tags":["bash","shell"],"question_text":"I want to remove duplicate entries from a text file, e.g:\n`kavitha= Tue Feb 20 14:00 19 IST 2012 (duplicate entry) \nsree=Tue Jan 20 14:05 19 IST 2012 \ndivya = Tue Jan 20 14:20 19 IST 2012 \nanusha=Tue Jan 20 14:45 19 IST... |
{"title":"How to make the division of 2 ints produce a float instead of another int?","tags":["java"],"question_text":"In another Bruce Eckels exercise in calculating velocity,\n`v = s \/ t`\nwhere s and t are integers. How do I make it so the division cranks out a float?\n`class CalcV {\n float v;\n float calcV(int s,... |
{"title":"How can I edit a view using phpMyAdmin 3.2.4?","tags":["mysql","database","phpmyadmin"],"question_text":"I need to simply edit a very complicated view in phpMyAdmin 3.2.4 but I cannot figure how to do that. Any suggestions?\nThanks!","answer_text":"To expand one what CheeseConQueso is saying, here are the ent... |
{"title":"Download file from web in Python 3","tags":["python","python-3.x"],"question_text":"I am creating a program that will download a .jar (java) file from a web server, by reading the URL that is specified in the .jad file of the same game\/application. I'm using Python 3.2.1\nI've managed to extract the URL of t... |
{"title":"React-Native, Android, Genymotion: ADB server didn't ACK","tags":["android","react-native","genymotion"],"question_text":"I am working with React-Native, Android, and Genymotion on Mac. When I run\n`react-native run-android`\nI get this lines at the end of the launch operation:\n`...\n04:54:40 E\/adb: error: ... |
{"title":"Is it better to call ToList() or ToArray() in LINQ queries?","tags":[".net","linq","performance"],"question_text":"I often run into the case where I want to eval a query right where I declare it. This is usually because I need to iterate over it multiple times\nand\nit is expensive to compute. For example:\n`... |
{"title":"How to automatically generate N \"distinct\" colors?","tags":["colors","color-scheme","color-picker"],"question_text":"I wrote the two methods below to automatically select N distinct colors. It works by defining a piecewise linear function on the RGB cube. The benefit of this is you can also get a progressiv... |
{"title":"psql - save results of command to a file","tags":["postgresql","psql"],"question_text":"I'm using psql's\n`\\dt`\nto list all tables in a database. I need to save the results to a file.\nI'm sure I've done this before but can't remember the syntax.\nthanks.","answer_text":"From psql's help (\n`\\?`\n):\n\\o [... |
{"title":"Java synchronized static methods: lock on object or class","tags":["java","class","static","methods","synchronized"],"question_text":"The Java Tutorials say: \"it is not possible for two invocations of synchronized methods on the same object to interleave.\"\nWhat does this mean for a\n`static method`\n? Sinc... |
{"title":"unused parameter warnings in C code","tags":["c","gcc","gcc-warning"],"question_text":"What's the best way to suppress \"unused parameter\" warning in C code.\nFor instance,\n`Bool NullFunc(const struct timespec *when, const char *who, unsigned short format, void *data, int len)\n{\n return TRUE;\n}`\nIn C++ ... |
{"title":"Don't reload application when orientation changes","tags":["android"],"question_text":"I simply need nothing to change when the screen is rotated. My app displays a random image when it first loads and rotating the device should\nnot\nselect another random image. \nHow can I (simply) make this behavior stop?"... |
{"title":"Selecting option by text content with jQuery","tags":["jquery"],"question_text":"I want to set a dropdown box to whatever has been passed through a querystring using jquery.\nHow do I add the selected attribute to an option such that the \"TEXT\" value is equal to a certain param from the query string?\n`$(do... |
{"title":"Converting NSString to NSDictionary \/ JSON","tags":["objective-c","xcode","json","nsstring","nsdictionary"],"question_text":"I have the following data saved as an NSString :\n`{\n Key = ID;\n Value = {\n Content = 268;\n Type = Text;\n };\n},\n {\n Key = ContractTemplateId;\n Value = {\n Content = 65;\n Type... |
{"title":"URLWithString: returns nil","tags":["iphone","objective-c","url","nsstring","nsurl"],"question_text":"it may be very easy, but I don't seems to find out why is\n`URLWithString:`\nreturning nil here.\n`\/\/localisationName is a arbitrary string here\nNSString* webName = [localisationName stringByAddingPercentE... |
{"title":"Get selected option from select element","tags":["jquery","html-select"],"question_text":"I am trying to get the selected option from a dropdown and populate another item with that text, as follows. IE is barking up a storm and it doesn't work in Firefox:\n`$('#ddlCodes').change(function() {\n $('#txtEntry2')... |
{"title":"Add an already existing directory to a directory in Solution Explorer","tags":["visual-studio-2012"],"question_text":"I want to add an already existing directory to a directory in Solution Explorer, but whenever I right-click on the directory and select\n`Add => Existing Item`\n, I can only add individual fil... |
{"title":"git add all except ignoring files in .gitignore file","tags":["git","init","gitignore"],"question_text":"I am adding source control to a project that had none. The problem is that there are a lot of files to initially add to git with a\n.gitignore\nfile, but I can't figure out how to add all files without inc... |
{"title":"Should a \"static final Logger\" be declared in UPPER-CASE?","tags":["java","static","naming-conventions","final","logging"],"question_text":"In Java, static final variables are constants and the convention is that they should be in upper-case. However, I have seen that most people declare loggers in lower-ca... |
{"title":"How to convert DOS\/Windows newline (CRLF) to Unix newline (\\n) in bash script?","tags":["linux","windows","bash","unix","newline"],"question_text":"How can I programmatically (i.e., not using e.g.\n`vi`\n) convert DOS\/Windows newlines to Unix?\nThe\n`dos2unix`\nand\n`unix2dos`\ncommands are not available o... |
{"title":"Difference between format specifiers %i and %d in printf","tags":["c++","c","format","printf"],"question_text":"What is the difference between\n`%d`\nand\n`%i`\nwhen used as format specifiers in\n`printf`\n?","answer_text":"They are the same when used for output, e.g. with\n`printf`\n.\nHowever, these are dif... |
{"title":"XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:\/\/\/ to file:\/\/\/ (Serverless)","tags":["jquery","xml","xmlhttprequest","xslt","cross-domain-policy"],"question_text":"I'm trying to create a website that can be downloaded and run locally by launching its index file.\nAll the ... |
{"title":"Where can I download Spring Framework jars without using Maven?","tags":["java","spring","spring-mvc"],"question_text":"SpringSource.org changed their site to\nhttp:\/\/spring.io\nDoes someone know how to get the latest build without Maven\/github? from\nhttp:\/\/spring.io\/projects","answer_text":"Please edi... |
{"title":"Can you do greater than comparison on a date in a Rails 3 search?","tags":["ruby-on-rails","activerecord","ruby-on-rails-3"],"question_text":"I have this search in Rails 3:\n`Note.where(:user_id => current_user.id, :notetype => p[:note_type], :date => p[:date]).order('date ASC, created_at ASC')`\nBut I need t... |
{"title":"System.BadImageFormatException: Could not load file or assembly","tags":["c#","64bit"],"question_text":"`C:\\Windows\\Microsoft.NET\\Framework64\\v4.0.30319>InstallUtil.exe C:\\_PRODUKCIJA\\D\nebug\\DynamicHtmlTool.exe\nMicrosoft (R) .NET Framework Installation utility Version 4.0.30319.1\nCopyright (c) Micro... |
{"title":"Visual Studio : short cut Key : Duplicate Line","tags":["visual-studio","visual-studio-2008","keyboard-shortcuts"],"question_text":"Is there a shortcut for\nDuplicate Line\ncommand in\nVisual Studio\n2008?\nSome similar examples:\nin\nNotepad++\n, I can duplicate the current line with:\nCtrl\n+\nD\nin\nEditPl... |
{"title":"Which Visual C++ file types should be committed to version control?","tags":["visual-studio","visual-c++","version-control","file-type"],"question_text":"Which Visual Studio \\ Visual C++ file types should be committed to version control?\nIn my project I have the following file types:\n`aps\ncpp\nexe\nfilter... |
{"title":"What is the difference between return and return()?","tags":["javascript"],"question_text":"`function a() { return 1; }\nfunction b() { return(1); }`\nI tested the above code in Chrome's console, and both returned\n`1`\n.\n`function c() { return \"1\"; }\nfunction d() { return(\"1\"); }`\nI also tested the co... |
{"title":"How do you write multiple line configuration file using BASH, and use variables on multiline?","tags":["linux","bash","bash4"],"question_text":"How can I write multi-lines in a file called\n`myconfig.conf`\nusing BASH?\n`#!\/bin\/bash\nkernel=\"2.6.39\";\ndistro=\"xyz\";\necho <<< EOL\nline 1, ${kernel}\nline... |
{"title":".htaccess mod_rewrite - how to exclude directory from rewrite rule","tags":[".htaccess","mod-rewrite","url-rewriting"],"question_text":"I have 8 lines of rewrite rules in my .htaccess file. I need to exclude two physical directories on my server from these rules, so they can become accessible. For now all req... |
{"title":"FormsAuthentication.SignOut() does not log the user out","tags":["asp.net","forms-authentication"],"question_text":"Smashed my head against this a bit too long. How do I prevent a user from browsing a site's pages after they have been logged out using FormsAuthentication.SignOut? I would expect this to do it:... |
{"title":"Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2","tags":["asp.net","iis","web-applications","web-config","iis-7.5"],"question_text":"This is driving the whole team crazy. There must be some simple mis-configured part of IIS or our Web Server, but every time we try to run ou... |
{"title":"Android, How can I Convert String to Date?","tags":["android","string","date","casting"],"question_text":"I store current time in database each time application starts by user.\n`Calendar c = Calendar.getInstance();\n String str = c.getTime().toString();\n Log.i(\"Current time\", str);`\nIn database side, I s... |
{"title":"OSGi: What are the differences between Apache Felix and Apache Karaf?","tags":["osgi","apache-felix","apache-karaf"],"question_text":"Apache Karaf\nis a sub project of\nApache Felix\n. It is defined as \"a lightweight OSGi container\".\nI don't understand when should I use the heavyweight and when to use the ... |
{"title":"javascript sort sparse array keep indexes","tags":["javascript","sorting","sparse-array"],"question_text":"What is the best method to sort a sparse array and keep the elements on the same indexes?\nFor example:\n`a[0] = 3, \na[1] = 2, \na[2] = 6,\na[7] = 4,\na[8] = 5,`\nI would like after the sort to have\n`a... |
{"title":"How to select option in drop down protractorjs e2e tests","tags":["javascript","angularjs","selenium","testing","protractor"],"question_text":"I am trying to select an option from a drop down for the angular e2e tests using protractor.\nHere is the code snippet of the select option:\n`<select id=\"locregion\"... |
{"title":"Why does std::list::reverse have O(n) complexity?","tags":["c++","c++11","stl","linked-list"],"question_text":"Why does the reverse function for the\n`std::list`\nclass in the C++ standard library have linear runtime? I would think that for doubly-linked lists the reverse function should have been O(1).\nReve... |
{"title":"Where and how is the _ViewStart.cshtml layout file linked?","tags":[".net","asp.net-mvc","asp.net-mvc-3","razor"],"question_text":"Here's the About.cshtml from the default MVC 3 template:\n`@{\n ViewBag.Title = \"About Us\";\n}\n<h2>About<\/h2>\n<p>\n Put content here.\n<\/p>`\nI would expect that a reference... |
{"title":"jquery find closest previous sibling with class","tags":["jquery","html","traversal","tree-traversal"],"question_text":"here's the rough html I get to work with:\n`<li class=\"par_cat\"><\/li>\n<li class=\"sub_cat\"><\/li>\n<li class=\"sub_cat\"><\/li>\n<li class=\"par_cat\"><\/li> \/\/ this is the single ele... |
{"title":"AngularJS. Convert tag value (Unix time to human-readable time)","tags":["angularjs","angularjs-directive"],"question_text":"I am getting data from a database and displaying it:\n`<ul>\n <li ng-repeat=\"item in items>\n <mydate>{{item.date}}<\/mydate>\n <\/li>\n <\/ul>`\nWhere\n`{{item.date}}`\nis a Unix date... |
{"title":"Convert Month Number to Month Name Function in SQL","tags":["sql","sql-server","tsql","sql-server-2005"],"question_text":"I have months stored in SQL Server as 1,2,3,4,...12. I would like to display them as January,February etc. Is there a function in SQL Server like MonthName(1) = January? I am trying to avo... |
{"title":"Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?","tags":["python","shell","md5sum"],"question_text":"A Python MD5 hash is different than the one created by the md5sum command on the shell. Why?\n`>>> import hashlib\n>>> h = hashlib.md5()\n>>> h.update(\"myst... |
{"title":"Write to UTF-8 file in Python","tags":["python","utf-8","byte-order-mark"],"question_text":"I'm really confused with the\n`codecs.open function`\n. When I do:\n`file = codecs.open(\"temp\", \"w\", \"utf-8\")\nfile.write(codecs.BOM_UTF8)\nfile.close()`\nIt gives me the error\nUnicodeDecodeError: 'ascii' codec ... |
{"title":"What is the difference between my and our in Perl?","tags":["perl","scope"],"question_text":"I know what\n`my`\nis in Perl. It defines a variable that exists only in the scope of the block in which it is defined. What does\n`our`\ndo? How does\n`our`\ndiffer from\n`my`\n?","answer_text":"Great question: How d... |
{"title":"How to convert a string to a Guid","tags":["c#"],"question_text":"I did not find the TryParse method for the Guid. I\u00e2\u0080\u0099m wondering how others handle converting a guid in string format into a guid type.\n`Guid Id;\ntry\n{\n Id = new Guid(Request.QueryString[\"id\"]);\n}\ncatch\n{\n Id = Guid.Emp... |
{"title":"Map a network drive to be used by a service","tags":["windows","windows-services","unc","system-administration","mapped-drive"],"question_text":"Suppose some Windows service uses code that wants mapped network drives and no UNC paths. How can I make the drive mapping available to the service's session when th... |
{"title":"Get current NSDate in timestamp format","tags":["cocoa","cocoa-touch","nsdate","nsdateformatter","unix-timestamp"],"question_text":"I have a basic method which gets the current time and sets it in a string. However, how can I get it to format the current date & time in a UNIX since-1970 timestamp format?\nHer... |
{"title":"How to set background color in jquery","tags":["jquery","css"],"question_text":"How to set background color of td in jquery?\ne.g\n`$(this).css({**BackgroundColor:Red**})`\nThanks","answer_text":"`$(this).css('background-color', 'red');`","question_code":[],"answer_code":["$(this).css('background-color', 'red... |
{"title":"Why do we need to install gulp globally and locally?","tags":["javascript","gulp"],"question_text":"2 manuals about\ngulp\nsay that I need to install gulp first globally (with -g flag) and then one more time locally. Why do I need this?","answer_text":"When installing a tool globally it's to be used by a user... |
{"title":"Reimport a module in python while interactive","tags":["python"],"question_text":"I know it can be done, but I never remember how.\nHow can you reimport a module in python? \nThe scenario is as follows: I import a module interactively and tinker with it, but then I face an error. I fix the error in the .py fi... |
{"title":"How do I disable form resizing for users in C# Winforms","tags":["c#","winforms"],"question_text":"How do I disable form resizing for users in C# Winforms .\nwhich property is used ?\ni tried\n`AutoSize`\n`AutoSizeMode`\nAny help ?","answer_text":"Change the\n`FormBorderStyle`\nto one of the Fixed values:\n`F... |
{"title":"reformat in vim for a nice column layout","tags":["vim","reformat"],"question_text":"I have this dataset in a csv file\n`1.33570301776, 3.61194e-06, 7.24503e-06, -9.91572e-06, 1.25098e-05, 0.0102828, 0.010352, 0.0102677, 0.0103789, 0.00161604, 0.00167978, 0.00159998, 0.00182596, 0.0019804, 0.0133687, 0.010329... |
{"title":"UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath","tags":["ios","uitableview","uitapgesturerecognizer"],"question_text":"I have written my own function to scroll text fields up when the keyboard shows up. In order to dismiss the keyboard by tapping away from the text field, I've created a\n`U... |
{"title":"Finding maximum numeric value in NSArray","tags":["iphone","objective-c","nsarray"],"question_text":"I have an NSArray of NSNumbers and want to find the maximum value in the array. Is there any built in functionality for doing so? I am using iOS4 GM if that makes any difference.","answer_text":"The KVC approa... |
{"title":"TypeError: Router.use() requires middleware function but got a Object","tags":["javascript","node.js","express"],"question_text":"There have been some middleware changes on the new version of express and I have made some changes in my code around some of the other posts on this issue but I can't get anything ... |
{"title":"Is it possible to set code behind a resource dictionary in WPF for event handling?","tags":["wpf"],"question_text":"Is it possible to set code behind a resource dictionary in WPF. For example in a usercontrol for a button you declare it in XAML. The event handling code for the button click is done in the code... |
{"title":"Debugging automatic properties","tags":["c#","visual-studio","properties","breakpoints"],"question_text":"Is there any way to set breakpoint on setter\/getter in auto-implemented property?\n`int Counter { get; set; }`\nOther than changing it to standard property (I'm doing it in this way, but to do that I hav... |
{"title":"How to escape regular expression special characters using javascript?","tags":["javascript","regex"],"question_text":"I need to escape the regular expression special characters using java script.How can i achieve this?Any help should be appreciated.\nThanks for your quick reply.But i need to escape all the sp... |
{"title":"How to automatically crop and center an image","tags":["css"],"question_text":"Given any arbitrary image, I want to crop a square from the center of the image and display it within a given square.\nThis question is similar to this:\nCSS Display an Image Resized and Cropped\n, but I don't know the size of the ... |
{"title":"Check if an array contains a value","tags":["arrays","bash"],"question_text":"In Bash, what is the simplest way to test if an array contains a certain value?\nEdit\n: With help from the answers and the comments, after some testing, I came up with this:\n`function contains() {\n local n=$#\n local value=${!n}\... |
{"title":"Detect all Firefox versions in JS","tags":["javascript","jquery","firefox"],"question_text":"Hello how to detect Firefox in JavaScript?\nThe problem is that I want to detect all versions of Firefox.","answer_text":"This will detect any version of Firefox:\n`var isFirefox = navigator.userAgent.toLowerCase().in... |
{"title":"How do I apply the for-each loop to every character in a String?","tags":["java","string","loops","foreach","char"],"question_text":"So I want to iterate for each character in a string.\nSo I thought:\n`for (char c : \"xyz\")`\nbut I get a compiler error:\n`MyClass.java:20: foreach not applicable to expressio... |
{"title":"\"R cannot be resolved to a variable\"?","tags":["android","android-resources"],"question_text":"In Eclipse, I've created a project from a source and now it shows errors - \"R cannot be resolved to a variable\". From what I found here, I had cleared and rebuilt the project, but still the R file doesn't appear... |
{"title":"Rearranging Tab Bar Controller Order in StoryBoard","tags":["ios","xcode"],"question_text":"In my app iPhone app I have a Tab Bar Controller with 4 relationships to 4 different Table View Controllers. Is there a way to rearrange the order of the relationship in the StoryBoard graphically? I can't find a way t... |
{"title":"Constructor initialization-list evaluation order","tags":["c++","gcc","c++-faq"],"question_text":"I have a constructor that takes some arguments. I had assumed that they were constructed in the order listed, but in one case it appears they were being constructed in reverse resulting in an abort. When I revers... |
{"title":"Nullable type as a generic parameter possible?","tags":["c#","generics"],"question_text":"I want to do something like this :\n`myYear = record.GetValueOrNull<int?>(\"myYear\"),`\nNotice the nullable type as the generic parameter.\nSince the\n`GetValueOrNull`\nfunction could return null my first attempt was th... |
{"title":"Double not (!!) operator in PHP","tags":["php","operators"],"question_text":"What does the double\nnot\noperator do in PHP?\nFor example:\n`return !! $row;`\nWhat would the code above do?","answer_text":"It's not the \"double not operator\", it's the\nnot\noperator applied twice. The right\n`!`\nwill result i... |
{"title":"What would cause an algorithm to have O(log n) complexity?","tags":["algorithm","big-o","time-complexity","logarithm"],"question_text":"My knowledge of big-O is limited, and when log terms show up in the equation it throws me off even more.\nCan someone maybe explain to me in simple terms what a\n`O(log n)`\n... |
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