instruction_seed stringlengths 1 35.8k | _source stringclasses 1
value |
|---|---|
I wand to construct an MSI which, in its installation process, will deploy itself along with its contained Files/Components, to the TargetDir.
So MyApp.msi contains MyApp.exe and MyAppBootstrapperEmpty.exe (with no resources) in its File Table.
The user launches a MyAppBootstrapperPackaged.exe (containing MyApp.msi as ... | stackexchange/codereview |
I would prefer that a console app would default to
multithreaded debug.
warning level 4.
build browse information.
no resource folder.
Does anyone know of any technique that would allow me to create a console app, with my desired options, without manually setting it.
| stackexchange/codereview |
What are good methodologies for creating sprocs that reduce the pain of debugging? And what tools are out there for debugging stored procedures?
Perhaps most importantly, what are indications to look out for that errors are happening in a sproc and not in the code? I hope I'm not all over the board too terribly bad her... | stackexchange/codereview |
We can successfully consume a .NET 2.0 web service from a Flex/AS3 application. Aside from SSL, how else can we make the security more robust (i.e., authentication)?
| stackexchange/codereview |
I'm working on a simple ASP.Net page (handler, actually) where I check the value of the LOGON_USER server variable. This works using Visual Studio's built-in web server and it works in other sites deployed to the live intranet site. But it doesn't work on the IIS instance on my local XP machine. How can I fix it, or... | stackexchange/codereview |
We make heavy use of Velocity in our web application. While it is easy to debug the Java side of things and ensure the Velocity Context is populated correctly, it would be extremely valuable to be able to step through the parsing of the VTL on the merge step, set breakpoints, etc. Are there any tools or IDEs/IDE plug... | stackexchange/codereview |
I have a setup executable that I need to install. When I run it, it launches a msi to do the actual install and then dies immediately. The side effect of this is it will return control back to any console you call it from before the install finishes. Depending on what machine I run it on, it can take from three to ten ... | stackexchange/codereview |
I have this line in a javascript block in a page:
res = foo('<%= @ruby_var %>');
What is the best way to handle the case where @ruby_var has a single-quote in it? Else it will break the JavaScript code.
| stackexchange/codereview |
Is there an easy way to do any of the following things in awk?
Sorting array/hash by it's data
Sorting a hash by it's string key
| stackexchange/codereview |
I'm writing a J2SE desktop application that requires one of its components to be pluggable. I've already defined the Java interface for this plugin. The user should be able to select at runtime (via the GUI) which implementation of this interface they want to use (e.g. in an initialisation dialog). I envisage each plug... | stackexchange/codereview |
I need an encoder that can convert mp3 files to he-aac (aka aac+).
So far the best one I have found is nero aac encoder .
I have two problemes with it :
- Only one input format : wav . It is a little bit slow to transform mp3 files to wav and then to he-aac.
- a free license for non commercial use.
Too bad ffmpeg ... | stackexchange/codereview |
Over at Can you modify text files when committing to subversion? Grant suggested that I block commits instead.
However I don't know how to check a file ends with a newline. How can you detect that the file ends with a newline?
| stackexchange/codereview |
I'm looking for a way of getting a concurrent collection in C# or at least a collection which supports a concurrent enumerator. Right now I'm getting an InvalidOperationException when the collection over which I'm iterating changes.
I could just deep copy the collection and work with a private copy but I'm wondering... | stackexchange/codereview |
I have recently been doing a bit of investigation into the different types of Model View architectures, and need to decide which one to pursue for future in-house development. As I'm currently working in a Microsoft shop that has ASP.NET skills, it seems my options are between ASP.NET MVC and WCSF (Monorail is probably... | stackexchange/codereview |
Hey, I'm using Levenshteins algorithm to get distance between source and target string.
also I have method which returns value from 0 to 1:
/// <summary>
/// Gets the similarity between two strings.
/// All relation scores are in the [0, 1] range,
/// which means that if the score gets a maximum value (equal to 1)
//... | stackexchange/codereview |
I have long since forgotten the password for the root user on one of my boxes. Is there a way I can change it without having to log in to the instance, or will I have to reinstall?
| stackexchange/codereview |
I have something that is driving me absolutely crazy...
Public Function GetAccountGroups() As IList(Of AccountGroup)
Dim raw_account_groups As IList(Of AccountGroup)
raw_account_groups = _repository.GetAccountGroups().ToList()
Dim parents = (From ag In raw_account_groups _
... | stackexchange/codereview |
I'm looking for a tool to generate a JavaScript stub from a WSDL.
Although I usually prefer to use REST services with JSON or XML, there are some tools I am currently integrating that works only using SOAP.
I already created a first version of the client in JavaScript but I'm parsing the SOAP envelope by hand and I dou... | stackexchange/codereview |
The exact error is as follows
Could not load file or assembly 'Microsoft.SqlServer.Replication,
Version=9.0.242.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91'
or one of its dependencies. An attempt was made to load a program with
an incorrect format.
I've recently started working on this project again aft... | stackexchange/codereview |
I have a windows service that runs various system monitoring operations. However, when running SNMP related checks, I always get a NullReference exception.
The code runs fine when run through the user interface (under my username and password), but always errors running as the service.
I've tried running the servi... | stackexchange/codereview |
Not entirely sure what's going on here; any help would be appreciated.
I'm trying to create a new .NET MVC web app. I was pretty sure I had it set up correctly, but I'm getting the following error:
The type 'System.Web.Mvc.ViewPage' is ambiguous: it could come from assembly
'C:\MyProject\bin\System.Web.Mvc.DLL' or fro... | stackexchange/codereview |
How do I find out whether or not Caps Lock is activated, using VB.NET?
This is a follow-up to my earlier question.
| stackexchange/codereview |
DB_DataObject does not appear to be ActiveRecord because you do not necessarily store business logic in the "table" classes. It seems more like Table Data Gateway or Row Data Gateway, but I really cannot tell. What I need is good ORM layer that we can use with DataMapper and a DomainModel. Any ideas?
| stackexchange/codereview |
I have an SSIS Package that sets some variable data from a SQL Server Package Configuration Table. (Selecting the "Specify configuration setings directly" option)
This works well when I'm using the Database connection that I specified when developing the package. However when I run it on a server (64 bit) in the testin... | stackexchange/codereview |
How do I enable external access to MySQL Server? I can connect locally but I cannot connect from another box on the network.
I just tried
grant all privileges on *.* to root@'%' identified by '*****' with grant option;
And restarted MySQL Server with no success.
| stackexchange/codereview |
I'm having trouble writing a regular expression that matches valid IPv6 addresses, including those in their compressed form (with :: or leading zeros omitted from each byte pair).
Can someone suggest a regular expression that would fulfill the requirement?
I'm considering expanding each byte pair and matching the res... | stackexchange/codereview |
I am developing console application in .Net and I want to change a behavior a little based on information that application was started from cmd.exe or from explorer.exe. Is it possible?
| stackexchange/codereview |
It can be either at compile time or at run-time using a config file. Is there a more elegant way than simple (and many) if statements?
I am targeting especially sets of UI controls that comes for a particular feature.
| stackexchange/codereview |
We’re getting the following error message when we click on “Search Settings” for a Shared Services Provider: “Authentication failed because the remote party has closed the transport stream.”
This is a new server environment with two web front ends, one database server, and one index server, all running Windows 2003 x64... | stackexchange/codereview |
We develop custom survey web sites and I am looking for a way to automate the pattern testing of these sites. Surveys often contain many complex rules and branches which are triggered on how items are responded too. All surveys are rigorously tested before being released to clients. This testing results in a lot of ... | stackexchange/codereview |
I have a Windows Form app with a TabControl. One of the TabPages in the TabControl contains a ToolStrip. Frequently, the Windows Form designer will spontaneously set the Visible property of the Toolstrip to False. To get the toolstrip to reappear in my form, I have to manually find the control and set the property back... | stackexchange/codereview |
What is a smart pointer and when should I use one?
| stackexchange/codereview |
I have a button that I would like to disable when the form submits to prevent the user submitting multiple times.
I have tried naively disabling the button with javascript onclick but then if a client side validation that fails the button remains disabled.
How do I disable the button when the form successfully submits ... | stackexchange/codereview |
The problem is simple, but I'm struggling a bit already.
Server server = new Server(8080);
Context context = new Context(server, "/", Context.NO_SESSIONS);
context.addServlet(MainPageView.class, "/");
context.addServlet(UserView.class, "/signup");
server.start();
That's a pretty standard piece of code that you can f... | stackexchange/codereview |
The Visual Studio compiler does not seem to warn on signed/unsigned assignments, only on comparisons. For example the code below will generate a warning on the if statement but not the initial assignments.
Is there anyway to make it catch these? I'm already at W4 but thought (hoped) there may be another setting somewhe... | stackexchange/codereview |
What update rate should I run my fixed-rate game logic at?
I've used 60 updates per second in the past, but that's hard because it's not an even number of updates per second (16.666666). My current games uses 100, but that seems like overkill for most things.
| stackexchange/codereview |
I seem to make this mistake every time I set up a new development box. Is there a way to make sure you don't have to manually assign rights for the ASPNET user? I usually install .Net then IIS, then Visual Studio but it seems I still have to manually assign rights to the ASPNET user to get everything running correctly.... | stackexchange/codereview |
I am working on a project with peek performance requirements, so we need to bulk (batch?) several operations (for example persisting the data to a database) for efficiency.
However, I want our code to maintain an easy to understand flow, like:
input = Read();
parsed = Parse(input);
if (parsed.Count > 10)
{
status = ... | stackexchange/codereview |
How would you create a database in Microsoft Access that is searchable only by certain fields and controlled by only a few (necessary) text boxes and check boxes on a form so it is easy to use - no difficult queries?
Example:
You have several text boxes and several corresponding check boxes on a form, and when the che... | stackexchange/codereview |
In a SharePoint list I want an auto number column that as I add to the list gets incremented. How best can I go about this?
| stackexchange/codereview |
We are changing our remote log-in security process at my workplace, and we are concerned that the new system does not use multi-factor authentication as the old one did. (We had been using RSA key-fobs, but they are being replaced due to cost.) The new system is an anti-phishing image system which has been misunderstoo... | stackexchange/codereview |
I have an ASP.NET web page that displays a variety of fields that need to be updated best on certain conditions, button clicks and so on. We've implemented AJAX, using the ASP.NET Update Panel to avoid visible postbacks.
Originally there was only one area that needed this ability ... that soon expanded to other fields.... | stackexchange/codereview |
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this information?
| stackexchange/codereview |
When I run a Flex application in the debug flash player I get an exception pop up as soon as something unexpected happened. However when a customer uses the application he does not use the debug flash player. In this case he does not get an exception pop up, but he UI is not working.
So for supportability reasons, I wo... | stackexchange/codereview |
I have created a C# class file by using a XSD-file as an input. One of my properties look like this:
private System.DateTime timeField;
[System.Xml.Serialization.XmlElementAttribute(DataType="time")]
public System.DateTime Time {
get {
return this.timeField;
}
set {
this.timeField =... | stackexchange/codereview |
I am looking for a drop-down JavaScript menu.
It should be the simplest and most elegant accessible menu that works in IE6 and Firefox 2 also.
It would be fine if it worked on an unnumbered list (ul) so the user can use the page without JavaScript support.
Which one do you recommend and where can I find the code to suc... | stackexchange/codereview |
In OS X, in order to quickly get at menu items from the keyboard, I want to be able to type a key combination, have it run a script, and have the script focus the Search field in the Help menu. It should work just like the key combination for Spotlight, so if I run it again, it should dismiss the menu. I can run the ... | stackexchange/codereview |
The default rails XML builder escapes all HTML, so something like:
atom_feed do |feed|
@stories.each do |story|
feed.entry story do |entry|
entry.title story.title
entry.content "<b>foo</b>"
end
end
end
will produce the text:
<b>foo</b>
instead of: foo
Is there any way to instruct t... | stackexchange/codereview |
In VxWorks, I am creating a mutex with the SEM_INVERSION_SAFE option, to protect against the priority inversion problem.
The manual says that I must also use the SEM_PRIORITY_Q option. Why is that?
| stackexchange/codereview |
I get the following error when trying to run the latest Cygwin version of rsync in Windows XP SP2. The error occurs for attempts at both local syncs (that is: source and destination on the local harddisk only) and remote syncs (using "-e ssh" from the openssh package). Any advice on how to fix/workaround it?
bash-3.2$... | stackexchange/codereview |
The arguments about the simplicity of solutions using XML-RPC or REST are easy to understand and hard to argue with.
I have often also heard arguments that the increased overhead of SOAP may significantly impact used bandwidth and possibly even latency. I would like to see the results of a test that quantifies the imp... | stackexchange/codereview |
The above error message comes up just before SQL Server marks the database as "Suspect" and refuses to open it. Does anyone know what the message means and how to fix it? I think it's a matter of grabbing the backup, but would be nice if it was possible to recover the data.
I've had a look at the kb article but there a... | stackexchange/codereview |
How do I get an element or element list by it's tag name. Take for example that I want all elements from <h1></h1>.
| stackexchange/codereview |
I've got an application that uses a hibernate(annotations)/mysql combination for ORM. In that application, I got an entity with a Date field. I'm looking for a way to select on that date within a time range (so hh:mm:ss without the date part).
In MySQL there's a function TIME(expression) that can extract the time part... | stackexchange/codereview |
What does the volatile keyword do? In C++ what problem does it solve?
In my case, I have never knowingly needed it.
| stackexchange/codereview |
If I use restful_authentication in my ruby on rails app are passwords transfered between the broswer and the server in paintext? And if so how worried should I be about it?
| stackexchange/codereview |
For example, if passed the following:
a = []
How do I check to see if a is empty?
| stackexchange/codereview |
I need to extract data from a .mpp file on the network and combine it with other data from several different databases. The application can be written in Perl, VB6, VB.net or C# but must be easily scheduled from a Windows based server.
What would you recommend to extract the MS Project data with no user intervention?
... | stackexchange/codereview |
I use this code in my Windows Service to be notified of USB disk drives being inserted and removed:
WqlEventQuery query = new WqlEventQuery("__InstanceOperationEvent",
"TargetInstance ISA 'Win32_LogicalDisk' AND TargetInstance.DriveType=2");
query.WithinInterval = TimeSpan.FromSeconds(1);
_deviceWatcher = new Mana... | stackexchange/codereview |
I have a Perl script where I maintain a very simple cache using a hash table. I would like to clear the hash once it occupies more than n bytes, to avoid Perl (32-bit) running out of memory and crashing.
I can do a check on the number of keys-value pairs:
if (scalar keys %cache > $maxSize)
{
%cache = ();
}
But is ... | stackexchange/codereview |
What is the fastest way of transferring few thousand rows of data from one DataTable to another? Would be great to see some sample code snippets.
Edit: I need to explain a bit more. There is a filtering condition for copying the rows. So, a plain Copy() will not work.
| stackexchange/codereview |
How can I configure NHibernate to not cache a file?
I know I can create a method that does an HSQL, but can I through a configuration setting in the <class>.xml file or the hibernate xml file itself to not cache a property?
| stackexchange/codereview |
User kokos answered the wonderful Hidden Features of C# question by mentioning the using keyword. Can you elaborate on that? What are the uses of using?
| stackexchange/codereview |
I'd like to log the output of a command to stdout as well as to a log file. I've got Cygwin installed and I'm trying to use the tee command to accomplish this.
devenv mysolution.sln /build myproject "Release|Win32" | tee build.log
Trouble is that tee seems to insist on waiting for the end of file before outputting any... | stackexchange/codereview |
In simple terms, what are the reasons for, and what are the differences between the GPL v2 and GPL v3 open source licenses? Explanations and references to legal terms and further descriptions would be appreciated.
| stackexchange/codereview |
My keyboard acts flaky when I use a terminal session on OS X (another question?), so using the command line is often frustrating. Other native applications seem fine and don't suffer the same problem. Is there another terminal application that might work better for me?
| stackexchange/codereview |
I have an existing codebase targeting a Windows environment and with an eye to the future, would like to make this as cross platform as possible.
I've had some sucess with standard Linux distributions by using cross platform libraries but would like to extend this to Realtime and or embedded operating systems.
Would it... | stackexchange/codereview |
There is a lot of relativity involved in working with exceptions. Beyond low level APIs where exceptions cover errors raised from hardware and the OS there is a shady area where the programmer decides what constitutes an exception and what is a normal condition.
How do you decide when to use exceptions? Do you have a c... | stackexchange/codereview |
At work today, I came across the volatile keyword in Java. Not being very familiar with it, I found this explanation.
Given the detail in which that article explains the keyword in question, do you ever use it or could you ever see a case in which you could use this keyword in the correct manner?
| stackexchange/codereview |
And why don't they change it?
Edit:
The reason ask is because I'm new to emacs and I would like to use Emacs as a "programmer calculator". So, I can manipulate 32-bit & 64-bit integers and have them behave as they would on the native machine.
| stackexchange/codereview |
I would like to serialize and deserialize objects without having to worry about the entire class graph.
Flexibility is key. I would like to be able to serialize any object passed to me without complete attributes needed throughout the entire object graph.
That means that Binary Serialization
is not an option as it ... | stackexchange/codereview |
I've set an external tool (sablecc) in eclipse (3.4) that generates a bunch of classes in the current project. I need to run this tool and regenerate these classes fairly frequently. This means that every time I want to run sablecc, I have to manually delete the packages/classes that sablecc creates in order to ensure ... | stackexchange/codereview |
What are some of the ways? What frameworks can you use?
| stackexchange/codereview |
I have a bunch of servlets running under the Tomcat servlet container. I would like to separate test code from production code, so I considered using a test framework.
JUnit is nicely integrated into Eclipse, but I failed to make it run servlets using a running Tomcat server. Could you please recommend a unit testing f... | stackexchange/codereview |
Does anyone know an easy way to import a raw, XML RSS feed into C#? Am looking for an easy way to get the XML as a string so I can parse it with a Regex.
Thanks,
-Greg
| stackexchange/codereview |
i have scenario where i have to provide my own control template for a few WPF controls - i.e. GridViewHeader. when you take a look at control template for GridViewHEader in blend, it is agregated from several other controls, which in some cases are styled for that control only - i.e. this splitter between columns.
tho... | stackexchange/codereview |
Almost every Java book I read talks about using the interface as a way to share state and behaviour between objects that when first "constructed" did not seem to share a relationship.
However, whenever I see architects design an application, the first thing they do is start programming to an interface. How come? How d... | stackexchange/codereview |
How do I set a property of a user control in ListView's LayoutTemplate from the code-behind?
<asp:ListView ...>
<LayoutTemplate>
<myprefix:MyControl id="myControl" ... />
</LayoutTemplate>
...
</asp:ListView>
I want to do this:
myControl.SomeProperty = somevalue;
Please notice that my control is not in ItemTemplate, ... | stackexchange/codereview |
I am planning on creating a small website for my personal book collection. To automate the process a little bit, I would like to create the following functionality:
The website will ask me for the ISBN number of the book and will then automatically fetch the title and add it to my database.
Although I am mainly interes... | stackexchange/codereview |
After discussion with colleagues regarding the use of the 'var' keyword in C# 3 I wondered what people's opinions were on the appropriate uses of type inference via var?
For example I rather lazily used var in questionable circumstances, e.g.:-
foreach(var item in someList) { // ... } // Type of 'item' not clear.
var s... | stackexchange/codereview |
So, you're writing a web application and you have several areas of the site where the user can upload files. My basic working method for this is to store the actual file on the server, and have a database table that connects the stored filename to the record it relates to.
My question is this: Should there be a differe... | stackexchange/codereview |
We are currently using MySQL for a product we are building, and are keen to move to PostgreSQL as soon as possible, primarily for licensing reasons.
Has anyone else done such a move? Our database is the lifeblood of the application and will eventually be storing TBs of data, so I'm keen to hear about experiences of per... | stackexchange/codereview |
I had a discussion with a developer earlier today re identifying TCP packets going out on a particular interface with the same payload. He told me that the probability of finding a TCP packet that has an equal payload (even if the same data is sent out several times) is very low due to the way TCP packets are construct... | stackexchange/codereview |
I need to put an alpha blended gradient border around an image. My problem is in blending the corners so they are smooth where the horizontal and vertical gradients meet. I believe there is a standard algorithm that solves this problem. I think I even encountered it in school many years ago. But I have been unsucces... | stackexchange/codereview |
I have a WPF project and I'm trying to setup a NAnt build script for it. The problem is that when it tries to compile the WPF controls, the .g.cs files are not being generated as they are when building from within Visual Studio. I'm using the csc build task.
From my reading it seems that when Visual Studio builds, it p... | stackexchange/codereview |
I am getting this error when trying to run internet information services on a Virtual Machine running windows XP. Anyone have any idea?
| stackexchange/codereview |
I am using URLDownloadToFile to retrieve a file from a website. Subsequent calls return the original file rather than an updated version. I assume it is retrieving a cached version.
| stackexchange/codereview |
From Wired magazine:
...the Palin hack didn't require any
real skill. Instead, the hacker simply
reset Palin's password using her
birthdate, ZIP code and information
about where she met her spouse -- the
security question on her Yahoo
account, which was answered (Wasilla
High) by a simple Google search.
... | stackexchange/codereview |
Using Windows Installer (targeting XP and Vista), is there a best practice for installing demo projects and files with your application?
| stackexchange/codereview |
I'm running Thunderbird on Windows. I often receive .ics (iCal) attachments - invitations to meetings. Currently I save the attachment to my desktop, open Google Calendar, choose 'Add>Import Calendar', browse to the .ics file, and return to the calendar.
Is there any tool that can speed this up... e.g. I forward the em... | stackexchange/codereview |
Have any of you tried Hadoop? Can it be used without the distributed filesystem that goes with it, in a Share-nothing architecture? Would that make sense?
I'm also interested into any performance results you have...
| stackexchange/codereview |
Hello again ladies and gents!
OK, following on from my other question on ASP.NET Web Service Results, Proxy Classes and Type Conversion. I've come to a part in my project where I need to get my thinking cap on.
Basically, we have a large, complex custom object that needs to be returned from a Web Service and consumed i... | stackexchange/codereview |
I am playing with Microsoft's TreeView control and I am trying to force a data update of some sorts while editing a node's label, similar to UpdateData for a grid.
Basically, in my editor, I have a Save button and this TreeView control: what I want is when I am editing a node's label in the TreeView, if I click on the ... | stackexchange/codereview |
Is there a good way to find out which exceptions a procedure/function can raise in Delphi (including it's called procedures/functions)?
In Java you always have to declare which exceptions that can be thrown, but this is not the case in Delphi, which could lead to unhandled exceptions.
Are there any code analysis tool... | stackexchange/codereview |
I'm kind of interested in getting some feedback about this technique I picked up from somewhere.
I use this when a function can either succeed or fail, but you'd like to get more information about why it failed. A standard way to do this same thing would be with exception handling, but I often find it a bit over the to... | stackexchange/codereview |
I just started using the WPF WebBrowser that is included in Net 3.5 SP1. I built my setup project (which I have been using prior to moving to 3.5 SP1) and installed it on a test machine but the WebBrowser was not available.
What must I do to be sure that the setup.exe/msi combination checks for and installs SP1?
| stackexchange/codereview |
I'm trying to run the Tomcat with JBoss Embedded jpa booking example. I run the build and deploy the war. I then get the following error:
ERROR [catalina.core.ContainerBase.[Catalina].[localhost].[/jboss-seam-jpa]] Error configuring application listener of class com.sun.faces.config.ConfigureListener
java.lang.NoCla... | stackexchange/codereview |
I have a Java program that loads thirdparty class files (classes I did not write) and executes them. These classes often use java.util.Random, which by default generates random starting seed values every time it gets instantiated. For reasons of reproducability, I want to give these classes the same starting seed every... | stackexchange/codereview |
I'm trying to find ab - Apache HTTP server benchmarking tool for Ubuntu, I'm hoping there's a package I can install for it. I decided I need to do some simple load testing on my applications.
| stackexchange/codereview |
I need to write a module to detect similar documents. I have read many papers of fingerprints of documents techniques and others, but I do not know how to write code or implement such a solution. The algorithm should work for Chinese, Japanese, English and German language or be language independent. How can I accomplis... | stackexchange/codereview |
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