id stringlengths 5 11 | text stringlengths 0 146k | title stringclasses 1
value |
|---|---|---|
doc_25300 | I want to copy or move the current default.realm database file to the new directory (App Group location) so that I can share it with Today Extension widget.
I tried as this post says (How to transfer Realm database to appgroups)
The core code is
let fileManager = FileManager.default
let originalPath = Realm.Configurat... | |
doc_25301 |
A: Here is a code snipped solving your problem using __qualname__:
def callable_type(callable):
what = type(callable).__name__
name = callable.__qualname__
if what == "function" and "." in name:
return "method"
elif what == "function":
return "function"
elif what == "type":
... | |
doc_25302 |
/**
* @Route("/practise", name="practise")
* @Template()
*/
public function practiseAction(Request $request)
{
$movie = new movie();
$form = $this->createForm(new MovieType(),$movie);
$form->handleRequest($request);
if($form->isValid... | |
doc_25303 | scala> val m = Map(1 -> "hi", 2 -> "world")
m: scala.collection.immutable.Map[Int,String] = Map(1 -> hi, 2 -> world)
scala> if (m.contains(1)) println(m.get(1) )
Some(hi)
Is there a more idiomatic alternative over m.get(1).get.get?
scala> if (m.contains(1)) println(m.get(1).get )
hi
A: scala Map has apply method:
s... | |
doc_25304 | variables.full.model <- paste('utalter', 'lcsex', 'utcigreg', 'utbmi', 'month', 'ltedyrs','occ_status', 'marital_status', 'social_cat','GC_linc125_07', 'GC_linc250_07', 'GC_linc500_07', 'GC_linc1000_07', 'GC_linc5000_07', 'GC_pop500_08','utalkkon', 'activity', 'utpyrs', 'cvd', 'utmstati', 'utmfibra', 'utantihy', 'utm... | |
doc_25305 | I'm using a very basic html5 audio code, which I'm putting inside an iWeb 'widget'. It works fine in terms of playing the audio, and I understand about expanding the browser fall back and other options later.
But - what I want it to do is make the window automatically go to a new web page when the track has finished. S... | |
doc_25306 | Here is my code
import csv
import urllib.request
from bs4 import BeautifulSoup
twiturl = "https://twitter.com/ACInvestorBlog"
twitpage = urllib.request.urlopen(twiturl)
soup = BeautifulSoup(twitpage,"html.parser")
tweets = [i.text for i in soup.select('a.twitter-cashtag.pretty-link.js-nav b')]
print(tweets)
here is ... | |
doc_25307 | The API for fetching group members is described here: https://developers.google.com/admin-sdk/directory/v1/guides/manage-group-members
But this API only returns ONE of the fields that I require for each member. I also require first name, last name, display name, phone number, organization, job title, and department.
... | |
doc_25308 | Id timestamp
11 2018-10-19 13:00:00
11 2018-10-19 13:05:00
11 2018-10-19 13:06:00
11 2018-10-19 13:07:00
11 2018-10-19 13:30:00
11 2018-10-19 13:31:00
11 2018-10-19 13:32:00
11 2018-10-19 13:55:00
11 2018-10-19 13:... | |
doc_25309 | I haven't been able to find anything in the documentation around this. Is this perhaps something I could do with the RequestBuilder?
A: I figured it out, or least a way that works using the skipToken (maybe there is a nicer built in library function way of doing this).
Example query:
var groupMembersPaged = await grap... | |
doc_25310 | The following code works well with version 1.5.8, but crashes with version 1.6
PHP version is 5.5.21., Apache version is Apache/2.4.10 (Ubuntu)
$mongoClient = new \MongoClient($serverUrl, ['readPreference'=>\MongoClient::RP_NEAREST]);
$database = $mongoClient->selectDB($dbName);
$collection = $database->selectCollecti... | |
doc_25311 | Then I have a list of this class with a number of values. (List)
Now I want find the SUM of Marks and Marks2 by grouping this in combinations of different columns, i.e
I want to group it by:
*
*SchoolId + BatchId + SectionID
*SchoolId + BatchId + SectionID + studentID
*SchoolId + BatchId + SectionID + studentID + ... | |
doc_25312 | stewie:~# git --version
git: /usr/local/lib/libz.so.1: no version information available (required by git)
git version 1.7.11.4
How can I get rid of this?
Edit 1:
Trying to update zlib1g:
stewie:/tmp# apt-get install zlib1g
Reading package lists... Done
Building dependency tree
Reading state information... Done
zlib1g... | |
doc_25313 | I tried to change my page dynamically. The problem is I have to adapt my layout with scrollbar.
Thanks!
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<meta content="width=device-wi... | |
doc_25314 | First I created an empty c# project, added the reference to Jedox.Palo.Dll.
It seems Jedox.Palo.Dll uses two other dll's namely 1. libpalo_en.dll 2. libpalo2.dll
(which are not type libraries themselves so can't be added as a references. See error below for more details on that).
So I read somewhere on SO that I need... | |
doc_25315 | My df:
budget population
state fu
acre ac1 600 50
ac2 25 110
bahia ba1 2300 80
ba2 1 10
paulo sp1 1000 100
sp2 1000 230
I would like to get the output below, since index bahia has the grater total budget:
budget population
state ... | |
doc_25316 | i.e. if I want to create a type of integers with a fixed bit-width:
newtype FixedWidth w = FixedWidth Integer
addFixedWidth :: FixedWidth w -> FixedWidth w -> FixedWidth (w+1)
mulFixedWidth :: FixedWidth w -> FixedWidth w -> FixedWidth (2*w)
So that the type-checker only allows FixedWidths of the same type to be adde... | |
doc_25317 | I'v checked that in less files I have right path to files with fonts(.eot and other). But it does't work in IE and Safari.
When view html and css in browser inspector, I see that class for glyphicon has attribute content that striked, but in Chrome it is not striked.
I'v also swith on allow font load in the IE setting... | |
doc_25318 | In large C++ projects, you can get yourself into technical trouble (all maintainability concerns aside) if you stray far from an acyclic library (or package) dependency graph in large projects.
Some examples
*
*compilation can run out of memory if most of a source tree is included
*linking can too if too many objec... | |
doc_25319 | <?php $userid=$_SESSION['id']; ?>
<script>
$(document).ready(function(){
$('#empTable').DataTable({
'processing': true,
'serverSide': true,
'serverMethod': 'post',
'ajax': {
'url':'ajaxSearch.php'
... | |
doc_25320 |
$('.alertme').click(function(){
alert('By selecting new image your old image will be remove');
$(this).removeClass('alertme');
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
#Before a Function is executed
<input type="file" name="efile" id... | |
doc_25321 | I got a matrix based on action and states (1:25, nrow 5) and i want to be able to select the upcoming row (so whenever i am sitting on the first row no matter position i want to have an output of all the positions in the next row, example input function number 8, output = 4 9 14 19 24). Came up with a logical function ... | |
doc_25322 | I first tried a filter, which should be more simple, but got this error.
Error: [ngModel:nonassign] Expression 'editpage.url | addUrl' is non-assignable.
So now i try the directive way. This is my html code in the view:
<input ng-model="editpage.url" add-url type="text" class="light_txtbox" readonly>
And this is my d... | |
doc_25323 | template<class T> struct Comp: public binary_function<T, T, int>
{
int operator()(const T& a, const T& b) const
{
return (a>b) ? 1: (a<b) ? -1 :0;
}
};
It wasn't giving any error when it was in the .cpp, but now when I moved it to my .h, it gives me the following error:
testclass.h: At global scope:
testclass.h:... | |
doc_25324 | class A {
protected:
A() {}
};
class B : public A {
public:
B() : A() {}
};
but I cannot use a using directive like this without the compiler complaining that B::B() is protected, even though the using is in the public block.
class B {
public:
using A::A;
};
Where is this behavior specified?
EDIT
I attem... | |
doc_25325 | ||
doc_25326 | template <class S>
struct RealType
{
typedef S type;
};
template <class S>
struct RealType<std::complex<S> >
{
typedef S type;
};
template <class S>
class C;
template <class S>
typename RealType<S>::type foo(C<S> &c);
template <class S>
typename RealType<std::complex<S> >::type foo(C<std::complex<S> > &c);
Now... | |
doc_25327 |
A: It can be basically anything. The alpha component does not correlate with the RGB component.
So for example if you have an ARGB object with (0, 45, 34, 23) and one with (0, 56, 78, 89) then they are both transparent so you don't have to care about color.
But if they are (10, 45, 34, 23), (10, 56, 78, 89) then the d... | |
doc_25328 | What I'm after is to realt a contant of webpage https://bla.com/something.php
the webpage will contain only one word, so no worries about the content
and this content i need to store in QString variable in order to futher work with that.
Can you please help me make a function to return this QString?
I found that QWebPa... | |
doc_25329 |
A: You can easily use the first case of the master theorem. As the non-recursive part 3n^2 + 2 is in O(log2(7)), you can conclude that T(n) is in O(n^(log2(7))).
| |
doc_25330 | I have a form with a dynamically generated field name made up of the following code:
<input type="checkbox" value="<?php echo $eCart1->DisplayInfo("ID"); ?>" name="eCart1_Delete_<?php echo $eCart1->DisplayIndex; ?>" />
I then wish to use this posted variable to delete records from a table using the following code:
// ... | |
doc_25331 | import re
from django.db import models
from django.forms.widgets import TextInput
class ListField(models.TextField):
__metaclass__ = models.SubfieldBase
description = "Stores a python list"
widget = TextInput
def __init__(self, *args, **kwargs):
super(ListField, self).__in... | |
doc_25332 | Below is my code that I tried. I want to display an icon with a tooltip to explain about the selection at the end of mat-label.
<div class="col-12 col-md-6 pt-3 order-5">
<mat-form-field name="employeeForm" [formControl]="selectFormControl">
<mat-label>Tooltip position <i class="fas fa-info-circle"
... | |
doc_25333 |
.field_set {
border-color: black;
border-style: solid;
border: 1px #F00 solid;
}
<fieldset class="field_set">
<div class="form-group m-form__group row">
<legend> Start </legend>
<!-- form group 4(adress) -->
<!-- From address -->
<div class="col-md-4">
<input type="text" id="ac1" class="... | |
doc_25334 | org.apache.tomcat.jdbc.pool.PoolExhaustedException: [...] Timeout: Pool empty. Unable to fetch a connection in 30 seconds, none available[size:4; busy:4; idle:0; lastwait:30000]
I found several solutions here about how to fix it but this is not the point.
I'd like to see from the logs WHO is creating these connections ... | |
doc_25335 | This is some code to an incomplete idea I have because I am not sure the best way to implement this. I start of with an array which will store the requests. When this array becomes full (has 1000 elements) I will lock it. I will then take this array and create redis command with the data inside and send it to the datab... | |
doc_25336 | how I can add on press on each card which when clicked opens more details about that specific card or onclick of share button I can share card specific data or copy card specific data
<View>
<FlatList
data={this.state.dataSource}
renderItem={({ item }) => <CardBox message={item} />}
... | |
doc_25337 | the following code is not posting values
<?php echo $form->fileField($model,'file_loc',
array('onChange'=>CHtml::ajax(array('type'=>'POST',
'url'=>array("playaudio"),'update'=>'#audio')))); ?>
onChange it is calling action(playaudio) in controller but not posting anything
thanks in advance
| |
doc_25338 | > head(df1)
iso year var1 var2 var3
1 XXX 2005 165 29 2151
2 XXX 2006 160 21 2139
3 XXX 2007 NA NA NA
4 XXX 2008 184 9 3640
5 XXX 2009 NA NA NA
6 YYY 2005 206 461 8049
I want to replace the NA's of intermittent years based on the years around it and the NA's in years at the beginning and end... | |
doc_25339 | function onClick(plr)
if game.Players[plr.Name].PlayerGui.checkin ~= nil then
print('player already has gui')
else
if game.ServerStorage.Players[plr.Name].Value == 0 then
local gui = game.ServerStorage.GUIs.checkin:Clone()
gui.Parent = plr.PlayerGui
print('fre... | |
doc_25340 | In Spring MVC I couldn't get response.
@RequestMapping(value = { "/", "/welcome**" }, method = RequestMethod.GET)
public String defaultPage(Model model) {
AutomaticReport service = new AutomaticReport();
Holder<Integer> getFletLimitResult = null;
Holder<String> result = null;
Auto... | |
doc_25341 | Since there are many files in the directory, I don't want to do unnecessary conversion, so it should only be done if file.bbb does not exist, or if file.aaa is newer than the current file.bbb
I am quite a beginner when using batch scripts, but after doing some searching on how to compare the time that files were modifi... | |
doc_25342 | Amazon makes the following claim
If you are serving dynamic content such as web applications or APIs
directly from an Amazon Elastic Load Balancer (ELB) or Amazon EC2
instances to end users on the internet, you can improve the
performance, availability, and security of your content by using
Amazon CloudFront a... | |
doc_25343 | I am getting the error " [ng:areq] Argument 'myTableController' is not a function, got undefined"
I tried to debug it with alerts and I am not hitting Test4 at all
Why is that?
/// <reference path="angular.js" />
alert("Test1");
var app1 = angular.module("myTableModule", []);
alert("Test2");
app1.controller("my... | |
doc_25344 | A warning started appearing.
WARN [io.net.res.dns.DefaultDnsServerAddressStreamProvider] (Quarkus Main Thread) Default DNS servers: [/8.8.8.8:53, /8.8.4.4:53] (Google Public DNS as a fallback)
What I've found so far is that it's related to a change on Quarkus 2.7 that disables JNDI by default due to security reasons... | |
doc_25345 | Here is my current connection string
{"Data Source=.\\SQLEXPRESS;AttachDbFilename=E:\\Software\\Projects\\Visual Studio project\\Seminar Library CSE KU\\bookdb.mdf;Integrated Security=True;Connect Timeout=30;User Instance=True"}
I have tried to change my connection string by adding a application configuration file to... | |
doc_25346 | I have issues in using a hotspot from a laptop using the command prompt. Can anybody help me through this?
A: Try running
netsh wlan show drivers
and see if hostednetwork supported is set to yes.
If it isn't, try updating your wireless card drivers
| |
doc_25347 | I want to display the sprite on the screen with the same size as the original texture size.
Because the scene size, the camera position, and texture sizes are not constant values I need some way to scale the Sprite.
Most of the time camera is Perspective but some times it can be Orthographic.
So I need 2 formulas for t... | |
doc_25348 | I have a dataframe comprising of multiple variables, from which I've selected 5 and grouped those variables to a common attribute: 'City'.
I am trying to derive the unique value from the attribute 'driver_count' based on each City:
city driver_count type date fare ride_id
0 Kelseyland 63 Urba... | |
doc_25349 | insert into uploads (id, id_batch, file_name, upload_date, ingested)
select rownum+4000 as id,id as id_batch,'Batch' || batch.start_date || ' ' || rownum as file_name ,batch.start_date,'Y' as ingested from batch
cross join lateral (select level from dual
where batch.id = batch.id
connect by level <= dbms_random.value... | |
doc_25350 | Now my problem is on the bottom of the program (unfinished), but I posted the whole thing in case it might have something to do with the top of it.
Now I'm trying to remove spaces from the string the user is supposed to enter, by putting all the non-space characters into another character array. However, every time I ... | |
doc_25351 | that I can to style table in styled(table) HOC
also I would like to inject custom styled-component rows, filter, pagination, overlay.
And of-cause it should be up-to-date maintainable library.
I checked react-table v6 there is styling callbacks, v7 looks good but still in @alpha.
Rectabular-table supports styled-comp... | |
doc_25352 | orders.values('sales_rep__username', 'sales_rep__email').annotate(Count('sales_rep'))
then how do I go about only select the sales reps have more than 100 orders created? Given the order table has too many records to iterate through code.
Note: I can only think about writing my own custom SQL statement, a colleague of... | |
doc_25353 | I have this association in my product model.
has_many :owners, -> { where(product_users: { role: "owner" }) },
through: :product_users, source: :user
All of the products will have only one "owner" and the rest will be "member".
What association should I use to to get the owner of the product inst... | |
doc_25354 | Desired result:
I'd like the result to work like this (where the function I need is somehow_get_table):
def attach_where(statement, val):
return statement.where(somehow_get_table(statement).c.ColA == val)
statement = select([table1.c.col1, table1.c.col2])
print statement
>>> SELECT col1, col2 FROM table1
print a... | |
doc_25355 | Thanks for any input.
A: Task 1: Getting a List of Image libs on a given site
public static XmlNode GetPicLibListingXML(string imagingServiceURL)
{
Imaging wsImaging = new Imaging();
wsImaging.UseDefaultCredentials = true;
wsImaging.Url = imagingServiceURL;
... | |
doc_25356 | Possible Duplicates:
Disable browser's back button
How do I disable the F5 refresh on the browser?
Hi,
I created an application in C# that will download data from the internet (and this is done one time only) and put it in a webbrowser and this data should be static. I want to know if there is a way to disable the F5... | |
doc_25357 | Received App information from Source and processed in ms: 467
Now I would like to find the avg response time for the app which would be avg values for the time received after ms: Can you please guide me how do I extract the value of time (ms) and then find average response time
A: You can use Splunk's rex command to e... | |
doc_25358 | The client I'm working for has a Standard Development Platform that includes Java 8, and JodaTime for projects that are stuck in earlier versions of Java. Therefore, I'm stuck using this old version of JodaTime (310-Backport would be a great solution, but I'm not allowed to use it).
I need to create a utility method t... | |
doc_25359 | I have added the facebook authentication using 'react-facebook-login' npm package. And similarly for Google using 'react-google-login' and for GitHub using 'react-github-login'.
The facebook and google login is working fine, returning me an object containing token id, my user name, email and many more details.
My probl... | |
doc_25360 | -- Selenium/Webdriver (by filling in the fields and 'clicking' the button)
-- Determining the form of the POST query manually, then reconstructing it with urllib2 directly:
import urllib2
import urllib
import lxml.html as LH
url = "http://apply.ovoenergycareers.co.uk/vacancies/#results"
params = urllib.urlencode([('fi... | |
doc_25361 | I am using Swagger API to test this service.
The input Data needs to be a big XML string. The problem is where there is a double quote (") in the string, it is not working.
How can resolve this.
I tried making the method like this too - ProcessFeed(string data)
Code
public class InputDataModel
{
pu... | |
doc_25362 | it can work in xp CMD.
When I install R on C:\Program Files\R-3.0.2 , I set path environment of R as C:\Program Files\R-3.0.2\bin\i386, it does not work .
How to set path environment on C:\Program Files\R-3.0.2 properly? Here is my full path statement when i have not added the folder of R.exe in the path value ... | |
doc_25363 | function postFoo(){
FB.api(
'/me/<?php echo $namespace; ?>:foo?bar=<?php echo $url;?>',
'post',
function(response) {
if (!response || response.error) {
console.log(response.error);
} else {
console.log('Foo was successful! Actio... | |
doc_25364 | This has been made using Anycharts Any Charts
htmlToImage.toPng(document.getElementById('my-node'))
.then(function (dataUrl) {
download(dataUrl, 'my-node.png');
});
But the output does not show curved text.
On any other chart where the text is not curved, it works fine.
A: Problem you have faced may be ca... | |
doc_25365 | But the problem I'm currently having is when I click the submit button, I'm being taken from the initial page and the value is being displayed on a blank page.
So basically I have two issues. How do I prevent being taken to another page once submit is clicked? And how can I get the value to be displayed in the textarea... | |
doc_25366 | When I try to build the solution, I get thousands of errors (last time, 2703). The first batch are that Cmd.exe exited with error code 1; there are about 20 of those. Then most of the rest complain that C++ header files are not found by the compiler. Here are a few randomly selected from throughout the long error list.... | |
doc_25367 | Is there a way to just download binaries and headers and tell CMake: "Here is everything you need", so I can swap new proto versions whenever I feel like?
A: # CMakeList.txt : Top-level CMake project file, do global configuration
# and include sub-projects here.
#
cmake_minimum_required (VERSION 3.5)
project ("CMakeP... | |
doc_25368 | I have a temperature table of an image, and also table that shows cluster for each point. I want to extract temperature info data only from points in cluster 3.
asc <- read_excel("V:ascii_temp.xlsx")
b <- df$cluster=="3" # image segmenting result. Taking only cluster 3, matrix 1
m <- as.matrix(asc) # matrix 2
cond <... | |
doc_25369 | a=1
k=0
def factorial(num):
global a
if num !=k:
a=a*num
factorial(num-1)
else:
return a
factorial(int(input()))
enter image description here
| |
doc_25370 | Here is the code:
<div id="content_c1" data-role="collapsible" data-iconpos="right" align="right">
<h3>Right to Left Text</h3>
<p>Right to Left Content</p>
</div>
<div id="content_c2" data-role="collapsible">
<h3></h3>
<p></p>
</div>
The first collapsible is Right to Left. The data-iconpos="right" nice... | |
doc_25371 | The build script uses WebSphere specific ant tasks (com.ibm.websphere.ant.tasks.WsEjbDeploy) in the ant build scripts
Is there any similar task available for liberty ? or
Can the code build using the above task be deployed and will work on liberty?
A: EJBDeploy and the associated ant task have been replaced by a Just-... | |
doc_25372 | The type or namespace name 'SingleSignOn' does not exist in the namespace 'System.Web.Security' (are you missing an assembly reference?)
Just starting learning about ADFS and I am trying to make my web application supports ADFS logons.
Seem like I am missing the SingleSignOn.dll.
Is it because I am doing this on Wind... | |
doc_25373 | When we create the web service class first and try to generate the WSDL using the class where is the generated WSDL file located?
I want to know whether the file is generated at the deployment time or is it located in exact place in the WAR file after generating ????
Can anybody please help me to clarify this...
A: If... | |
doc_25374 | PS: I haven't done any scripting related to google earth before.
Thanks!
| |
doc_25375 | class OtherComponent {
// ChromeCast receveiver event handler
onLoad() {
this.router.navigate(["/Video", { 'pageData': pageData}]);
}
}
To load another dart component called video_component.dart.
import 'package:angular2/angular2.dart';
import 'package:angular2/common.dart';
import 'package:angular2/router... | |
doc_25376 | I have a model property, with a custom attribute (enabling some clientside Json handling):
[JsonResultPair("Zipcode","City")]
public virtual string City { get; set; }
Which is used in the view like this:
@Html.TextBoxFor(m => m.City, new { @class = "A", tabindex = 10, title = "B" })
Which results in:
<input class="A... | |
doc_25377 | ||
doc_25378 | $scope.sort = function (keyname) {
$scope.sortKey = keyname;
$scope.reverse = !$scope.reverse;
}
HTML:
<th ng-click="sort('PaymentID')">
<a>Payment ID</a>
<span class="glyphicon sort-icon" ng-show="sortKey=='PaymentID'" ng-class="{'glyphicon-chevron-up':rev... | |
doc_25379 | I guess it is super simple, but I am new to JavaScript.
I think the answer is somewhere in the beginning within the duration variable.
Here is JavaScript code:
var modern = requestAnimationFrame, duration = 400, initial, aim;
window.smoothScroll = function(target) {
var header = document.querySelectorAll('.aconmineli... | |
doc_25380 | I had done the first step and I had a working Nextcloud server. The next step was to secure it using an SSL certificate by Let’s Encrypt. I spent several hours trying to understand how to setup certbot in order to generate SSL certificates and I used NGINX web server in order to redirect the requests from my servers 44... | |
doc_25381 | Here is the sample:
library(plotly)
qfitspec <- lm(Petal.Length ~ poly(Sepal.Length, 1), data = iris)
p <- iris %>%
plot_ly(
type = 'scatter',
x = ~Sepal.Length,
y = ~Petal.Length,
text = ~Species,
hoverinfo = 'text',
mode = 'markers',
transforms = list(
list(
type =... | |
doc_25382 | executor = concurrent.futures.ThreadPoolExecutor(max_workers=5)
tasks = [loop.run_in_executor(executor, self.parse_url, url) for url in urls]
await asyncio.wait(tasks, timeout=5)
for (i, task) in zip(urls, tasks):
result = task.result() if task._state.lower() == 'finished' else []
In the code above I use the '_sta... | |
doc_25383 | typedef boost::function<void(int)> Function_Callback_type;
#pragma data_seg(".SHARED")
int common = 0 ;
Function_Callback_type funct_callback;
#pragma data_seg()
#pragma comment(linker, "/section:.SHARED,RWS")
Now I want to assign a value to funct_callback. I read that if something is kept in the shared data segment... | |
doc_25384 | See Model/Pizza.cs class in this tutorial.
A: In C# 8.0, a new language feature was introduced for nullable reference types which was intended to help remove the whole class of problems around accidentally dereferencing null objects.
By assuming that all reference types are not actually nullable, the compiler can flag... | |
doc_25385 | T_x=[ cos(q1) sin(q1+q2) cos(q1) -sin(q2);
0 0 1 -1;
sin(q4) 0 1 q1;
0 0 0 1]
Moreover I have the q values such as: q=[0.2 0.05 -2 -3.5]
How can I insert the q values into T_x matrix?
Thanks
A: One way would be to have a matrix-returning funct... | |
doc_25386 | using JTA. So when a customer X perform some database operation, the application must decide at runtime in which database it shoud connect, and this operation shoud be performed only on this specific database.And there is another problem, I will have to create one connection pool for each of my customers, if one of the... | |
doc_25387 | task listDependencies {
doLast {
def configuration = project.configurations.debugRuntimeClasspath
for (file in configuration.files) {
println(file)
}
}
}
However, this produces following error:
Execution failed for task ':***:listDependencies'.
> Could not resolve all files for configuration ':**... | |
doc_25388 | Problem: After the vm is installed, it should show the unity login in Virtual Box, so that a user can login there and start working. However, the installation of unity (and the upgrade task) seem to require a restart. Furthermore, when I run vagrant up or vagrant provision a second time, unity is already installed, so ... | |
doc_25389 | I have seen examples where the person used var self = this and then uses self. in all functions to make sure the scope is always correct.
Then I have seen examples of using .prototype to add properties, while others do it inline.
Can someone give me a proper example of a JavaScript object with some properties and metho... | |
doc_25390 | Full rails setup seems to be fine.
Am missing something here. The exact need is to access the rails app through different pc.
Plz point me to some ref.
A: I may not be fully understanding your request but starting your rails server on a particular port:
rails s -p 3000 #rails 3
script/server -p 3000 #rails 2
Then yo... | |
doc_25391 | I am trying to display validation errors from on a form on the client.
Rails is returning this json:
{"errors":{"hometown":["is too long (maximum is 64 characters)"]}}
In my handlebars template for the current route I am attempting to iterate through the errors but I don't get any output for the errors section:
<div c... | |
doc_25392 | Something like this
Pseudocode:
var s = new uint[64];
s[ 0..15] := { 2, 4, 6, 3, 1, 7, 8, 9, 7, 11, 37, 32, 19, 16, 178, 2200 }
s[16..31] := ...
I was trying to find something like this in C#, but with no luck.
I am trying to come with something like this:
public void SetArrayValues(int startIndex, uint[] values) ... | |
doc_25393 | template<template<int, typename> class Template, typename Seq, typename... Args>
struct _Map {};
template<template<int, typename> class Template,
int firstIndex, int... indexes,
typename First, typename... Args>
struct _Map<Template, Seq<firstIndex, indexes...>, First, Args...>
: Template<firstIn... | |
doc_25394 |
error = 24 (Too many open files)
I am developing game in Xcode and it's fresh after 3 level and show me above error. Can any tell what is problem.
A: The error says "too many open files". You need to close the files when you're done reading from them otherwise you run out of file handles.
| |
doc_25395 |
*
*Windows XP x32 Visual Studio 2005 Standard Edition
*Honeywell Dolphin 9500 running Windows Mobile 2003 (Pocket PC 2003) With built in Barcode scanner and B&W camera Using their SDK located here.
*.NET Compact Framework 1.0 SP3 and .NET Framework 1.1
*Using VC#
Goal
I have a ListView control with CheckBoxe... | |
doc_25396 | https://github.com/SuperRoo/Xero_Asp_VB_Net_Connection_Example
The code looks promising. But when I run the application, below line gives an exception.
Dim token As RequestToken = SessionManager.XeroSession.GetRequestToken(callbackUri.Uri)
Exception Details: DevDefined.OAuth.Framework.OAuthException: Private
applic... | |
doc_25397 | public Button button1,button2,button3;
public Form1()
{
this.Text = "Minimal Multimedia Timer";
this.Height = 210;
this.Width = 410;
this.StartPosition = FormStartPosition.CenterScreen;
this.FormBorderStyle = FormBorderStyle.FixedSingle;
this.MaximizeBox = fal... | |
doc_25398 | import Gradient from 'react-native-css-gradient`; // Here <--- Unterminated string literal.ts(1002)
import React, {Component} from 'react';
import {StyleSheet, Text, View, TextInput, Image,} from 'react-native';
export default class App extends Component {
render() {
return (
A: You have accidentally put in... | |
doc_25399 | I do not think there is an error in the code, but its the image temp path somewhere the error.
Any ideas to why?
--EDIT--
*
*The file permission is :777
*Using only move_uploaded_file
---CODE--
<form method="post" enctype="multipart/form-data" action="">
<INPUT NAME="u" TYPE="file" size="90">
<input... |
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