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How to sort an array of associative arrays by value of a given key in PHP?
...ost the entire justification given for adding <=> to the language in https://wiki.php.net/rfc/combined-comparison-operator is that it
makes writing ordering callbacks for use with usort() easier
PHP 5.3+
PHP 5.3 introduced anonymous functions, but doesn't yet have the spaceship operat...
How do you enable “Enable .NET Framework source stepping”?
...
Here are the official instructions https://referencesource.microsoft.com/setup.html
Configure Visual Studio 2013 for debugging .NET framework
In order to configure Visual Studio 2013 do the following in the Tools
-> Options -> Debugging -> ...
How to add a progress bar to a shell script?
...ogressBar ${number} ${_end}
done
printf '\nFinished!\n'
Or snag it from,
https://github.com/fearside/ProgressBar/
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How do I resolve “Cannot find module” error using Node.js?
...e depends on. A few days ago, somebody unpublished all of their packages (https://kodfabrik.com/journal/i-ve-just-liberated-my-modules) which broke React, Babel, and just about everything else. Hopefully it's clear now that if you have production code, you can't rely on NPM actually maintaining yo...
iOS: Modal ViewController with transparent background
...iew controller is not in a popover.
Available in iOS 8.0 and later.
https://developer.apple.com/documentation/uikit/uiviewcontroller
The 'View Controller Advancements in iOS 8' video from WWDC 2014 goes into this in some detail.
Note:
Be sure to give your presented view controller a clear...
Padding is invalid and cannot be removed?
...lock method says:
"Calling the Close method will call FlushFinalBlock ..."
https://msdn.microsoft.com/en-US/library/system.security.cryptography.cryptostream.flushfinalblock(v=vs.110).aspx
This is wrong. Calling Close method just closes the CryptoStream and the output Stream.
If you do not call Flus...
How to check if a string is a valid hex color representation?
..."border", "1px solid "+color);
return ($div.css("border-color")!="")
}
https://gist.github.com/dustinpoissant/22ce25c9e536bb2c5a2a363601ba261c
Note: This requires jQuery
This works for ALL color types not just hex values. It also does not append unnecessary elements to the DOM tree.
...
How to copy a row and insert in same table with a autoincrement field in MySQL?
...e you to name columns, you can use a prepared statement as described here:
https://stackoverflow.com/a/23964285/292677
If you need a complex solution so you can do this often, you can use this procedure:
DELIMITER $$
CREATE PROCEDURE `duplicateRows`(_schemaName text, _tableName text, _whereClause...
How do I generate random integers within a specific range in Java?
...t this approach is more biased and less efficient than a nextInt approach, https://stackoverflow.com/a/738651/360211
One standard pattern for accomplishing this is:
Min + (int)(Math.random() * ((Max - Min) + 1))
The Java Math library function Math.random() generates a double value in the range [...
Do spurious wakeups in Java actually happen?
...
https://stackoverflow.com/a/1461956/14731 contains an excellent explanation of why you need to guard against of spurious wakeups even if the underlying operating system does not trigger them. It is interesting to note that th...