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JavaScript math, round to two decimal places [duplicate]
...Reference/Global_Objects/Number/toFixed
Edit - As mentioned by others this converts the result to a string. To avoid this:
var discount = +((price / listprice).toFixed(2));
Edit 2- As also mentioned in the comments this function fails in some precision, in the case of 1.005 for example it will retu...
How to safely open/close files in python 2.4
...When you’re done with a file, call f.close() to close it and free up any system resources taken up by the open file. After calling f.close(), attempts to use the file object will automatically fail.
Hence use close() elegantly with try/finally:
f = open('file.txt', 'r')
try:
# do stuff wit...
Sequelize, convert entity to plain object
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Using .get() won't convert included associations, use .get({ plain: true }) instead. Thanks for mentioning the suggestion from the docs.
– Wumms
Mar 17 '16 at 16:25
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How do I convert a double into a string in C++?
...re any way to make this function not add more decimals than needed? When I convert the double 8.0 it gives me the string "8.000000", while "8" would be perfectly fine.
– HelloGoodbye
Sep 14 '15 at 23:03
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Min/Max of dates in an array?
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To number convertion applied not for string '2011/06/25', but for new Date('2011/06/25'). Number(new Date('2011/06/25'))===1308949200000. Code is tested in Chrome, IE, FF
– Andrew D.
Aug 22 '11 at...
Convert Base64 string to an image file? [duplicate]
I am trying to convert my base64 image string to an image file. This is my Base64 string:
8 Answers
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Python: most idiomatic way to convert None to empty string?
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This will convert 0 and False (and anything else that evaluates to False when passed to bool())
– Arkady
Jun 24 '09 at 0:12
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How do I write a bash script to restart a process if it dies?
... do this.
ps is very unportable. While you find it on almost every UNIX system; its arguments vary greatly if you want non-standard output. And standard output is ONLY for human consumption, not for scripted parsing!
Parsing ps leads to a LOT of false positives. Take the ps aux | grep PID examp...
How is the Linux kernel tested ?
...of the BKL over the years. The other thing to consider is testing many sub systems on many different architectures, which is only practically feasible with the kind of community abuse, err testing, that Linux receives.
– Tim Post♦
Jul 5 '10 at 15:52
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node.js fs.readdir recursive directory search
...t something like C:\\some\\foo\\path on Windows and /some/foo/path on Unix systems
– Leiko
Dec 22 '13 at 20:00
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