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Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
...t how the + operator behaves in general also.
So, here it goes.
Excluding E4X and implementation-specific stuff, Javascript (as of ES5) has 6 built-in data types:
Undefined
Null
Boolean
Number
String
Object
Note that although typeof somewhat confusingly returns object for Null and function for cal...
Block Comments in a Shell Script
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edited Jun 23 '17 at 14:17
Acumenus
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answer...
getting the last item in a javascript object
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Recover from git reset --hard?
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Ben Wheeler
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answered Apr 26 '11 at 8:55
sehesehe
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map function for objects (instead of arrays)
...yObject[key] *= 2;
});
console.log(myObject);
// => { 'a': 2, 'b': 4, 'c': 6 }
But you could easily iterate over an object using for ... in:
var myObject = { 'a': 1, 'b': 2, 'c': 3 };
for (var key in myObject) {
if (myObject.hasOwnProperty(key)) {
myObject[key] *= 2;
...
Remove Elements from a HashSet while Iterating [duplicate]
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edited Jul 10 '09 at 18:46
answered Jul 10 '09 at 15:55
A...
C default arguments
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edited Aug 2 '13 at 20:44
answered Sep 24 '09 at 14:40
E...
How to center text vertically with a large font-awesome icon?
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Error during installing HAXM, VT-X not working
...hics more smoothly. I downloaded appropriate file HAXM file for Windows 7 64 bit, unpacked and started installing. However, during the installation process I get this error:
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iOS app with framework crashed on device, dyld: Library not loaded, Xcode 6 Beta
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In the target's General tab, there is an Embedded Binaries field. When you add the framework the...