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Best way to store a key=>value array in JavaScript?

...lue for a Map. You can get the size of a Map easily while you have to manually keep track of size for an Object. share | improve this answer | follow | ...
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How to detect if app is being built for device or simulator in Swift

... ... #endif After Swift 4.1 version Latest use, now directly for all in one condition for all types of simulators need to apply only one condition - #if targetEnvironment(simulator) // your simulator code #else // your real device code #endif For more clarification, you can check S...
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difference between foldLeft and reduceLeft in Scala

...e between reducing and folding The difference is not the implementation at all, just look at the signatures. The question doesn't have anything to do with Scala in particular, it's rather about the two concepts of functional programming. Back to your question: Here is the signature of foldLeft (c...
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Make the current commit the only (initial) commit in a Git repository?

...e using submodules, you should use e.g. interactive rebase Step 1: remove all history (Make sure you have backup, this cannot be reverted) cat .git/config # note <github-uri> rm -rf .git Step 2: reconstruct the Git repo with only the current content git init git add . git commit -m "Init...
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What is the difference between JavaScript and ECMAScript?

...is the language, whereas JavaScript, JScript, and even ActionScript 3 are called "dialects". Wikipedia sheds some light on this. share | improve this answer | follow ...
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Navigation in django

... I like this idea a lot, especially for flexibility, but it comes with the less-DRY trade-off. I did start using this in a site though. – anonymous coward Sep 22 '09 at 14:47 ...
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What does a tilde do when it precedes an expression?

... ~ is a bitwise operator that flips all bits in its operand. For example, if your number was 1, its binary representation of the IEEE 754 float (how JavaScript treats numbers) would be... 0011 1111 1111 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0...
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What's the need of array with zero elements?

... This is a way to have variable sizes of data, without having to call malloc (kmalloc in this case) twice. You would use it like this: struct bts_action *var = kmalloc(sizeof(*var) + extra, GFP_KERNEL); This used to be not standard and was considered a hack (as Aniket said), but it was s...
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Bat file to run a .exe at the command prompt

... its possible to run the bat file from web browser? like a javascript to call the bat file ?? – Karthi Feb 22 '17 at 4:40 5 ...
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Blocks on Swift (animateWithDuration:animations:completion:)

... dat completion block syntax :( – Chris Allinson Sep 25 '16 at 0:19 add a comment  |  ...