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Checking for empty arrays: count vs empty

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Most efficient way to determine if a Lua table is empty (contains no entries)?

... 155 Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is if next(myTab...
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Responsive image align center bootstrap 3

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Getting the PublicKeyToken of .Net assemblies

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What is the preferred syntax for defining enums in JavaScript?

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How to Vertical align elements in a div?

I have a div with two images and an h1 . All of them need to be vertically aligned within the div, next to each other. 29 ...
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Test if object implements interface

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Cannot add or update a child row: a foreign key constraint fails

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Why 0 is true but false is 1 in the shell?

The above will output 1 , which is contradictory with all other programming languages I know. 10 Answers ...
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How to get datetime in JavaScript?

How to get date time in JavaScript with format 31/12/2010 03:55 AM? 7 Answers 7 ...