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PHP random string generator

...For PHP 5.x, depends on https://github.com/paragonie/random_compat * * @param int $length How many characters do we want? * @param string $keyspace A string of all possible characters * to select from * @return string */ function random_str( int $length = 64, ...
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How do I get a human-readable file size in bytes abbreviation using .NET?

...gabytes, or gigabytes, depending on the size. /// </summary> /// <param name="filelength">The numeric value to be converted.</param> /// <returns>the converted string</returns> public static string StrFormatByteSize (long filesize) { StringBuilder sb = new StringBu...
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What does “Splats” mean in the CoffeeScript tutorial?

... Similar to the C# params keyword. – ThatMatthew Sep 27 '12 at 19:17 ...
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When to use std::size_t?

...a; [...] // calculate the index that should be used; size_t i = calc_index(param1, param2); // doing calculations close to the underflow of an integer is already dangerous // do some bounds checking if( i - 1 < 0 ) { // always false, because 0-1 on unsigned creates an underflow return LE...
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TypeScript and field initializers

...if you don't pass a field. You can also mix it with required constructor parameters too -- stick fields on the end. About as close to C# style as you're going to get I think (actual field-init syntax was rejected). I'd much prefer proper field initialiser, but doesn't look like it will happen ye...
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How to convert TimeStamp to Date in Java?

... Just make a new Date object with the stamp's getTime() value as a parameter. Here's an example (I use an example timestamp of the current time): Timestamp stamp = new Timestamp(System.currentTimeMillis()); Date date = new Date(stamp.getTime()); System.out.println(date); ...
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Best way to add page specific JavaScript in a Rails 3 app?

... This is sufficient, but I wanted to make a use of javascript_include_tag params[:controller] too. When you create controllers, an associated coffeescript file is generated in app/assets/javascripts like other people mentioned. There are truly controller-specific javascripts, which are loaded only ...
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How can I remove a key and its value from an associative array?

... return array_diff_key($array, array_flip((array) $keys)); } First param pass all array, second param set array of keys to remove. For example: $array = [ 'color' => 'red', 'age' => '130', 'fixed' => true ]; $output = array_except($array, ['color', 'fixed']); // $out...
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Get DOS path instead of Windows path

... In windows batch scripts, %~s1 expands path parameters to short names. Create this batch file: @ECHO OFF echo %~s1 I called mine shortNamePath.cmd and call it like this: c:\>shortNamePath "c:\Program Files (x86)\Android\android-sdk" c:\PROGRA~2\Android\ANDROI~1 ...
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Using the RUN instruction in a Dockerfile with 'source' does not work

.../source.html linux.die.net/man/1/sh ... . /source also accepts positional parameters after the filename – Wes Turner Jul 27 '16 at 16:31 ...