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Using an integer as a key in an associative array in JavaScript

When I create a new JavaScript array, and use an integer as a key, each element of that array up to the integer is created as undefined. ...
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Create a CSV File for a user in PHP

I have data in a MySQL database. I am sending the user a URL to get their data out as a CSV file. 19 Answers ...
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Is it safe to use -1 to set all bits to true?

I've seen this pattern used a lot in C & C++. 20 Answers 20 ...
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An efficient compression algorithm for short text strings [closed]

I'm searching for an algorithm to compress small text strings: 50-1000 bytes (i.e. URLs). Which algorithm works best for this? ...
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Is it possible to import a whole directory in sass using @import?

I am modularizing my stylesheets with SASS partials like so: 13 Answers 13 ...
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Split string into array of character strings

I need to split a String into an array of single character Strings. 11 Answers 11 ...
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How do I remove the first characters of a specific column in a table?

In SQL, how can I remove the first 4 characters of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 . I want to remove first 4 chars from my table for all records ...
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Should I pass an std::function by const-reference?

Let's say I have a function which takes an std::function : 3 Answers 3 ...
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How to get a one-dimensional scalar array as a doctrine dql query result?

I want to get an array of values from the id column of the Auction table. If this was a raw SQL I would write: 5 Answers ...
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Does C# have extension properties?

Does C# have extension properties? 6 Answers 6 ...