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How can I check file size in Python?
...
import os
def convert_bytes(num):
"""
this function will convert bytes to MB.... GB... etc
"""
for x in ['bytes', 'KB', 'MB', 'GB', 'TB']:
if num < 1024.0:
return "%3.1f %s" % (num, x)
num /= ...
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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What's the best way to model recurring events in a calendar application?
...ically display them when one looks ahead on the calendar, but I'll have to convert them to a normal event if someone wants to change the details on a particular instance of the event.
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Character reading from file in Python
...ble to read the file properly into a string in Python. If you're trying to convert to an ASCII string from Unicode, then there's really no direct way to do so, since the Unicode characters won't necessarily exist in ASCII.
If you're trying to convert to an ASCII string, try one of the following:
...
Explanation of [].slice.call in javascript?
I stumbled onto this neat shortcut for converting a DOM NodeList into a regular array, but I must admit, I don't completely understand how it works:
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How to convert JSON to a Ruby hash
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Assuming you have a JSON hash hanging around somewhere, to automatically convert it into something like WarHog's version, wrap your JSON hash contents in %q{hsh} tags.
This seems to automatically add all the necessary escaped text like in WarHog's answer.
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How do I mock an open used in a with statement (using the Mock framework in Python)?
...ode my test to work on both py2 and py3? I don't like the idea of checking sys.version_info during the test
– Arthur Zopellaro
Dec 31 '17 at 1:30
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Is if(items != null) superfluous before foreach(T item in items)?
...gate versus a standard foreach. Particularly for a List which I think gets converted to a for loop.
– kjbartel
Apr 26 '19 at 3:58
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