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Generating a drop down list of timezones with PHP

...generate your list. $tzlist = DateTimeZone::listIdentifiers(DateTimeZone::ALL); Also, I would use PHP's names for the 'timezones' and forget about GMT offsets, which will change based on DST. Code like that in phpbb is only that way b/c they are still supporting PHP4 and can't rely on the DateTim...
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Reset select2 value and show placeholder

... placeholder: "Select a customer", initSelection: function(element, callback) { } }); To reset the select2 $("#customers_select").select2("val", ""); share | improve...
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Conditionally use 32/64 bit reference when building in Visual Studio

...file(s). You also need separate directories for the different binaries, ideally siblings of each other, and with the same name as the platform you are targeting. After adding a single platform's references to the project, open the .csproj in a text editor. Before the first <ItemGroup> element...
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Access index of the parent ng-repeat from child ng-repeat

I want to use the index of the parent list (foos) as an argument to a function call in the child list (foos.bars). 6 Answer...
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What is tail call optimization?

...il-call optimization is where you are able to avoid allocating a new stack frame for a function because the calling function will simply return the value that it gets from the called function. The most common use is tail-recursion, where a recursive function written to take advantage of tail-call op...
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Regular Expression to match only alphabetic characters

...z]+$/ to match an input string of ASCII alphabets. [A-Za-z] will match all the alphabets (both lowercase and uppercase). ^ and $ will make sure that nothing but these alphabets will be matched. Code: preg_match('/^[A-Z]+$/i', "abcAbc^Xyz", $m); var_dump($m); Output: array(0) { } Test cas...
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File being used by another process after using File.Create()

...pens a FileStream on the file. So your file is already open. You don't really need the file.Create method at all: string filePath = @"c:\somefilename.txt"; using (StreamWriter sw = new StreamWriter(filePath, true)) { //write to the file } The boolean in the StreamWriter constructor will cau...
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CSS Image size, how to fill, not stretch?

... Since you can resize the image purely in the CSS, this allows you to use a large image and then scale it down according to each device's pixel density by using media queries. – Marcelo De Polli Aug 1 '12 at 16:59 ...
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Why is unsigned integer overflow defined behavior but signed integer overflow isn't?

...to implement with the integer representation it used. C implementations usually used the same representation used by the CPU - so the overflow behavior followed from the integer representation used by the CPU. In practice, it is only the representations for signed values that may differ according to...
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“Treat all warnings as errors except…” in Visual Studio

...rs" exists. It should be available in project settings without to edit manually the file. Thanks. – AFract Oct 23 '18 at 9:03 1 ...