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How can I create a two dimensional array in JavaScript?
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@AndersonGreen It's a good thing you mentioned a link for those interested in multi-D array solution, but the question and Ballsacian1's answer are about "2D" array, not "multi-D" array
– evilReiko
Jun 14 '14 at 9:56
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What exactly is an HTTP Entity?
Would someone please describe to me what exactly an HTTP entity is?
9 Answers
9
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Get name of object or class
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I was facing a similar difficulty and none of the solutions presented here were optimal for what I was working on. What I had was a series of functions to display content in a modal and I was trying to refactor it under a single object definition making the functi...
Why is Hibernate Open Session in View considered a bad practice?
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One difference is that it delays the closing of the Hibernate session. You will wait for the JSP to be rendered/written/etc, and that keeps the objects in memory longer. That may be a problem especially if you need to write d...
Javascript: negative lookbehind equivalent?
... + iPadOS)
❌ Chakra: Microsoft was working on it but Chakra is now abandoned in favor of V8
❌ Internet Explorer
❌ Edge versions prior to 79 (the ones based on EdgeHTML+Chakra)
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imp...
How can I multiply and divide using only bit shifting and adding?
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To multiply in terms of adding and shifting you want to decompose one of the numbers by powers of two, like so:
21 * 5 = 10101_2 * 101_2 (Initial step)
= 10101_2 * (1 * 2^2 + 0 * 2^1 + 1 * 2^0)
= 10101_2 * 2^2 + 10101_2 * 2^0
= 10101_2 << 2 + 101...
How to overwrite the previous print to stdout in python?
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One way is to use the carriage return ('\r') character to return to the start of the line without advancing to the next line:
for x in range(10):
print '{0}\r'.format(x),
print
The comma at the end of the print statement...
How to print a dictionary line by line in Python?
...ase, you don't need to use the for y in cars[x]: line because there's only one value you're retrieving, unless you're using something like a list or set of integers then it should work. Sorry, it's been a few months so I can't completely remember how I came to the conclusion of my previous comment. ...
Session variables in ASP.NET MVC
...bsite and I don't really know the best way to accomplish this. I know that one solution is to use session variables but I don't know how to use them in asp .net MVC. And where would I declare a session variable? Is there any other way?
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How to get a key in a JavaScript object by its value?
...ey1: 42,
key2: 'foo'
};
test.getKeyByValue( 42 ); // returns 'key1'
One word of caution: Even if the above works, its generally a bad idea to extend any host or native object's .prototype. I did it here because it fits the issue very well. Anyway, you should probably use this function outside...