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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
...
Interlocked.Exchange< T >
Sets a variable of the specified type T to a specified value and returns the original value, as an atomic operation.
It changes and returns the original value, it's useless because you only want to change it and, as Guffa s...
Access parent DataContext from DataTemplate
...ources>
<Style x:Key="buttonStyle" TargetType="Button">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="Button">
<Button Command={Binding ElementName=level1Lister,
Path=DataContext...
Windows batch script launch program and exit console
...his:
start "" "%SystemRoot%\Notepad.exe"
The first argument of "" is to set the title (which we set as blank), and the second argument of
"%SystemRoot%\Notepad.exe" is the target command to run (that support spaces in the path).
If you need to add parameters to the command, just append them quo...
Hashing a string with Sha256
...are Developer Absolutely, Positively Must Know About Unicode and Character Sets (No Excuses!)
https://www.joelonsoftware.com/2003/10/08/the-absolute-minimum-every-software-developer-absolutely-positively-must-know-about-unicode-and-character-sets-no-excuses/
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JSP tricks to make templating easier?
...attribute must come before jsp:body or you'll get an error. Also I had to set a corresponding @attribute tag to match jsp:invoke to avoid another error. Using GlassFish 3.2.2
– Ryan
Apr 4 '13 at 17:15
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How to properly reuse connection to Mongodb across NodeJs application and modules
...k function of connectToServer. If you require them in app.js before _db is set, then you'll get undefined errors in the other modules.
– Mike R
Feb 17 '18 at 21:40
2
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Get the Query Executed in Laravel 3/4
... For Laravel 3 it's actually DB::last_query(); You also need to set 'profile' to true in your application/config/database.php
– Dan Smart
Apr 16 '13 at 8:22
4
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How to change spinner text size and text color?
...apter<String>(this, R.layout.spinner_item,list);
You don't need to set the drop down resource. It will take spinner_item.xml only to show your items in spinner.
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How to find out if you're using HTTPS without $_SERVER['HTTPS']
...tible with IIS.
From the PHP.net documentation and user comments :
1) Set to a non-empty value if the script was queried through the HTTPS protocol.
2) Note that when using ISAPI with IIS, the value will be "off" if the request was not made through the HTTPS protocol. (Same behaviour has b...
How to force ASP.NET Web API to always return JSON?
...Negotiator:
var jsonFormatter = new JsonMediaTypeFormatter();
//optional: set serializer settings here
config.Services.Replace(typeof(IContentNegotiator), new JsonContentNegotiator(jsonFormatter));
JsonContentNegotiator implementation:
public class JsonContentNegotiator : IContentNegotiator
{
...