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Javascript: formatting a rounded number to N decimals
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if (s.indexOf('.') == -1) s += '.';
while (s.length < s.indexOf('.') + 4) s += '0';
(Note that this assumes that the regional settings of the client uses period as decimal separator, the code needs some more work to function for other settings.)
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How to obtain the number of CPUs/cores in Linux from the command line?
...ading, you can use
grep ^cpu\\scores /proc/cpuinfo | uniq | awk '{print $4}'
which should return (for example) 8 (whereas the command above would return 16)
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Retrieve only the queried element in an object array in MongoDB collection
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14 Answers
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.htaccess rewrite to redirect root URL to subdirectory
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answered Aug 25 '09 at 13:43
SanderSander
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getting the screen density programmatically in android?
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534
You can get info on the display from the DisplayMetrics struct:
DisplayMetrics metrics = getRes...
How do I get Month and Date of JavaScript in 2 digit format?
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848
("0" + this.getDate()).slice(-2)
for the date, and similar:
("0" + (this.getMonth() + 1)).sl...
Adjust width and height of iframe to fit with content in it
... Kodos Johnson
5,61755 gold badges2828 silver badges4848 bronze badges
answered May 4 '09 at 9:33
AhmyAhmy
4,92877 gold badges3636...
Overflow:hidden dots at the end
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edited Dec 8 '17 at 14:53
answered Jan 28 '09 at 5:29
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How to install a previous exact version of a NPM package?
I used nvm to download node v0.4.10 and installed npm to work with that version of node.
10 Answers
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How to check if two arrays are equal with JavaScript? [duplicate]
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294
This is what you should do. Please do not use stringify nor < >.
function arraysEqual(a, ...