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Fully custom validation error message with Rails
...estions about an answer be posted, if not in the comments? Here's the I18n guide: guides.rubyonrails.org/i18n.html
– Tyler Rick
Dec 15 '11 at 20:45
4
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What does the tilde before a function name mean in C#?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to use the CancellationToken property?
...you app goto background you can cancel this token.
You can do this in PCL https://developer.xamarin.com/guides/xamarin-forms/application-fundamentals/app-lifecycle
var cancelToken = new CancellationTokenSource();
Task.Factory.StartNew(async () => {
await Task.Delay(10000);
// call web A...
Is the C# static constructor thread safe?
...e any instances of a class are created or any static members are accessed. https://docs.microsoft.com/en-us/dotnet/csharp/programming-guide/classes-and-structs/static-constructors
The implementation shown is thread safe for the initial construction, that is, no locking or null testing is required f...
How can I add a hint text to WPF textbox?
...
This is my simple solution, adapted from Microsoft (https://code.msdn.microsoft.com/windowsapps/How-to-add-a-hint-text-to-ed66a3c6)
<Grid Background="White" HorizontalAlignment="Right" VerticalAlignment="Top" >
<!-- overlay with hint text -->
&...
Post parameter is always null
...The official ASP.NET site was updated today with an excellent explanation: https://docs.microsoft.com/en-us/aspnet/web-api/overview/advanced/sending-html-form-data-part-1
In a nutshell, when sending a single simple type in the body, send just the value prefixed with an equal sign (=), e.g. body:
=...
How to change the background color of the options menu?
...instead of Options Menus, as explained here:
http://developer.android.com/guide/topics/ui/menus.html#options-menu
this hack will almost certainly do nothing (no harm and no good) on 3.X tablets.
STATEMENT OF THE PROBLEM (read this before trigger-replying with a negative comment):
The Options me...
HTML5 Audio stop function
...it results in the following error (in console) [Security Error: Content at https://localhost/url.html may not load data from blob:https://localhost/cac32534-78b0-4a62-8355-cc8f1e708d64.] It appears to have no negative effect as the code continues to execute after this (unlike an uncaught Exception)....
How do you search an amazon s3 bucket?
...
AWS released a new Service to query S3 buckets with SQL: Amazon Athena https://aws.amazon.com/athena/
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adding and removing classes in angularJs using ng-click
...
});
.red{
color:red;
}
.blue{
color:blue;
}
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.23/angular.min.js"></script>
<body ng-app="ap" ng-controller="con">
<div ng-class="class">{{class}}</div>
<button ng-click="changeClass(...