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What is the “double tilde” (~~) operator in JavaScript? [duplicate]
...oice between Boolean(foo), (foo ? true : false), or !!foo when you want to cast a variable to a boolean.
– Patrick Fisher
Mar 17 '13 at 8:35
14
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How to count string occurrence in string?
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Edit: changes I've made
cached substring length
added type-casting to string.
added optional 'allowOverlapping' parameter
fixed correct output for "" empty substring case.
Gist
https://gist.github.com/victornpb/7736865
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Application not picking up .css file (flask/python)
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I have read multiple threads and none of them fixed the issue that people are describing and I have experienced too.
I have even tried to move away from conda and use pip, to upgrade to python 3.7, i have tried all coding proposed and none of them fixed...
Print a file, skipping the first X lines, in Bash [duplicate]
... Or "tail --lines=+<LinesToSkip> ..." for the readable-commands crowd :-)
– paxdiablo
Mar 3 '09 at 2:34
28
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Auto-reload browser when I save changes to html file, in Chrome?
I'm editing an HTML file in Vim and I want the browser to refresh whenever the file underneath changes.
22 Answers
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Using an integer as a key in an associative array in JavaScript
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Still gets cast to string.
– drew010
Apr 20 '16 at 20:00
1
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From Arraylist to Array
... in an Object array: public Object[ ] toArray(). The returned array cannot cast to any other data type. This is the simplest version. The second version requires you to pass in the data type of the array you’d like to return: public Object [ ] toArray(Object type[ ]).
public static void main(St...
How to change row color in datagridview?
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Cast them to Integer, then. :-) something like: Convert.ToInt32(dvgr.Cells[7].Value) < Convert.ToInt32(dgvr.Cells[10].Value)
– Demi
Feb 5 '10 at 2:12
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Why does 2 == [2] in JavaScript?
... actually, it's the funny way == works; if you use an actual explicit cast (ie Boolean([0]) or !![0]), you'll find that [0] will evaluate to true in boolean contexts as it should: in JS, any object is considered true
– Christoph
Nov 24 '09 at 23:09
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How can you program if you're blind?
...my answer will be based off these. I use windows xp as my operating system and Jaws to read what appears on the screen to me in synthetic speech. For java programming I use eclipse, since it’s a fully featured IDE that is accessible.
In my experience as a general rule java programs that use SWT ...