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Can I find out the return value before returning while debugging in Visual Studio?
...ot that I know of. Note that if you do add a variable, it will get removed by the compiler in release builds anyway...
Update:
This functionality has been added to VS2013.
You can see the return values in the autos windows or use $ReturnValue in the watch/immediate window.
The value can only be se...
Drawing a dot on HTML5 canvas [duplicate]
...e data of the canvas to do pixel drawing.
var canvas = document.getElementById("myCanvas");
var canvasWidth = canvas.width;
var canvasHeight = canvas.height;
var ctx = canvas.getContext("2d");
var canvasData = ctx.getImageData(0, 0, canvasWidth, canvasHeight);
// That's how you define the value of...
How to iterate through SparseArray?
...Java SparseArray (for Android) ? I used sparsearray to easily get values by index. I could not find one.
10 Answers
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Argparse optional positional arguments?
...d argument is not provided, the number of arguments consumed is determined by the action. Generally this means a single command-line argument will be consumed and a single item (not a list) will be produced.
Edit (copied from a comment by @Acumenus) nargs='?' The docs say: '?'. One argument will be...
javascript regex - look behind alternative?
...
Look ahead is available since version 1.5 of javascript and is supported by all major browsers
Updated to match filename2.js and 2filename.js but not filename.js
(^(?!filename\.js$).).+\.js
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How to call getClass() from a static method in Java?
...s are provided in other answers, but they have downsides such as inflating bytecode or adding runtime introspection. I don't recommend these. Copy-paste is an editor concern, so an editor solution is most appropriate.
In IntelliJ, I recommend adding a Live Template:
Use "log" as the abbreviatio...
continue processing php after sending http response
My script is called by server. From server I'll receive ID_OF_MESSAGE and TEXT_OF_MESSAGE .
12 Answers
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Should switch statements always contain a default clause?
...oding is not only about handling some cases. Also it serves as a document. By writing default: and commenting like // Do nothing or something else, readability of code becomes better.
– JongAm Park
Jun 30 '15 at 15:37
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A type for Date only in C# - why is there no Date type?
...that compile, but are often nonsensical, or have strange edge cases caused by side effects. Consider:
// nonsensical, caused by mixing types
DateTime dt = DateTime.Today - TimeSpan.FromHours(3); // when on today??
// strange edge cases, caused by impact of Kind
var london = TimeZoneInfo.FindSyst...
How to invoke a Linux shell command from Java
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@Narek. Sorry about that. I fixed it by removing the extra \" 's Apparently they aren't needed. I don't have csh on my system, but it works with bash.
– KitsuneYMG
Sep 11 '09 at 15:46
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