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Changing one character in a string

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comparing 2 strings alphabetically for sorting purposes

... 124 Lets look at some test cases - try running the following expressions in your JS console: "a" ...
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Get the correct week number of a given date

...t of solutions, but none of them give me the correct week number for the 2012-12-31. Even the example on MSDN ( link ) fails. ...
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How to validate an email address in PHP

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How to ignore HTML element from tabindex?

... You can use tabindex="-1". The W3C HTML5 specification supports negative tabindex values: If the value is a negative integer The user agent must set the element's tabindex focus flag, but should not allow the element to be reached using sequ...
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Best way to select random rows PostgreSQL

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Declaring variables inside or outside of a loop

... | edited Aug 6 '17 at 13:35 answered Jan 10 '12 at 13:12 ...
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jQuery: count number of rows in a table

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How do I remove a property from a JavaScript object?

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Convert Array to Object

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