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How to create a hash or dictionary object in JavaScript [duplicate]

...sed instead of simply using Object. It is supported by current versions of all major browsers. Maps do not support the [subscript] notation used by Objects. That syntax implicitly casts the subscript value to a primitive string or symbol. Maps support any values as keys, so you must use the methods...
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How to call a shell script from python code?

How to call a shell script from python code? 12 Answers 12 ...
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Add line break within tooltips

... Actually, the character should be 
: stackoverflow.com/questions/6502054/… – Henrik Petterson Jun 2 '17 at 12:03 ...
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How does the Java 'for each' loop work?

... I've found just calling a while-loop like while (someList.hasMoreElements()) { //do something }} - gets me close to the coding grace I'd hoped to find when I searched for this question. – James T Snell N...
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What are the most common non-BMP Unicode characters in actual use? [closed]

... ‹ › GC=Zs EM SPACE 528576 U+0003BC ‹μ› GC=Ll GREEK SMALL LETTER MU 519669 U+0003B2 ‹β› GC=Ll GREEK SMALL LETTER BETA 512312 U+0003B1 ‹α› GC=Ll GREEK SMALL LETTER ALPHA 491842 U+00200A ‹ › GC=Zs HAIR SPACE 462505 U+0000B0 ‹°› GC=So DE...
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Is UML practical? [closed]

... and I recognize that UML can be used to benefit a software project, especially use-case mapping, but is it really practical? I've done a few co-op work terms, and it appears that UML is not used heavily in the industry. Is it worth the time during a project to create UML diagrams? Also, I find...
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jQuery: Best practice to populate drop down?

The example I see posted all of the time seems like it's suboptimal, because it involves concatenating strings, which seems so not jQuery. It usually looks like this: ...
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What does LayoutInflater in Android do?

... Ideally you should first test convertView to see if you can recycle a resource, so View view = convertView; if (view == null) { view = mInflater.... } – Jannie Theunissen Mar 22 '13 at 12:3...
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How should I read a file line-by-line in Python?

...pen('filename.txt') as fp: for line in fp: print line We are all spoiled by CPython's relatively deterministic reference-counting scheme for garbage collection. Other, hypothetical implementations of Python will not necessarily close the file "quickly enough" without the with block if...
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Iterate through a HashMap [duplicate]

... by calling 'it.remove(); ' you are emptying the map making it not reusable if this map was a class variable. Do you have any solution to that? – vim Jan 10 '12 at 9:47 ...