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WPF User Control Parent
...
/// Finds the visual parent.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="sender">The sender.</param>
/// <returns></returns>
public static T FindVisualParent<T>(DependencyObject sender) where T : Depend...
Creating range in JavaScript - strange syntax
...ed this value (in this case setting the this value to `Number).
The second parameter of the callback in map (in this case Number.call) is the index, and the first is the this value.
This means that Number is called with this as undefined (the array value) and the index as the parameter. So it's basi...
Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
...1, ref T2 p2); a collection of type T could provide a method ActOnItem<TParam>(int index, ActByRef<T,TParam> proc, ref TParam param), but the JITter would have to create a different version of the method for every value type TParam. Using a typed reference would allow one JITted version...
URL matrix parameters vs. query parameters
I'm wondering whether to use matrix or query parameters in my URLs. I found an older discussion to that topic not satisfying.
...
Making git auto-commit
...for changes then when it detected a change have it run:
Program: cmd.exe
Params: /C C:\pathToBatchFile.bat
That batch file contained:
c:
cd c:\gitRepoDirectory\
(if exist "%PROGRAMFILES(X86)%" (
"%PROGRAMFILES(X86)%\git\bin\sh.exe" --login -i -c "git commit -am AutoCommitMessage"
) else (
"%PROG...
HTML5 Canvas Resize (Downscale) Image High Quality?
... - fast image resize/resample using Hermite filter. 1 cpu version!
*
* @param {HtmlElement} canvas
* @param {int} width
* @param {int} height
* @param {boolean} resize_canvas if true, canvas will be resized. Optional.
*/
function resample_single(canvas, width, height, resize_canvas) {
var...
How to round up a number in Javascript?
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/**
* @param num The number to round
* @param precision The number of decimal places to preserve
*/
function roundUp(num, precision) {
precision = Math.pow(10, precision)
return Math.ceil(num * precision) / precision
}
roundU...
Pass Method as Parameter using C#
I have several methods all with the same parameter types and return values but different names and blocks. I want to pass the name of the method to run to another method that will invoke the passed method.
...
Fastest Way to Serve a File Using PHP
...s there any problem with doing some PHP works (check cookie/other GET/POST params against database) before doing header("Location: " . $path);?
– Afriza N. Arief
Sep 17 '10 at 0:42
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How do I return early from a rake task?
...t code of 1) you'll want to use abort, which also takes an optional string param that will get outputted on exit:
task :check do
# If any of your checks fail, you can exit early like this.
abort( "One of the checks has failed!" ) if check_failed?
end
On the command line:
$ rake check &...