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How do you calculate program run time in python? [duplicate]
...vered a lot of it, but if you just want to time the execution of an entire script, you can run it under time on a unix-like system.
kotai:~ chmullig$ cat sleep.py
import time
print "presleep"
time.sleep(10)
print "post sleep"
kotai:~ chmullig$ python sleep.py
presleep
post sleep
kotai:~ chmullig...
PHP 错误记录和聚合的平台Sentry实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...本即可：
shell> logtail2 -f /path/to/php/error/log | php /path/to/script
建议通过 crontab 定时运行此命令，但是需要注意用 flock 保护一下，以免拥堵。
PHP Sentry
How to install a specific JDK on Mac OS X?
...t exist. Classes usually located here are instead included in classes.jar. Scripts that rely on the existence of tools.jar need to be rewritten accordingly.
It sucks!
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How to show the “Are you sure you want to navigate away from this page?” when changes committed?
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To stop the alert on form submission, I used $("#submit_button").click(function() { window.onbeforeunload = null; });. I originally used the onclick event of the button, but as well as not being as nice, it also didn't work with IE8.
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How do I use su to execute the rest of the bash script as that user?
I've written a script that takes, as an argument, a string that is a concatenation of a username and a project. The script is supposed to switch (su) to the username, cd to a specific directory based upon the project string.
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Ant task to run an Ant target only if a file exists?
...only if a given file exists? I have the problem that I have a generic ant script that should do some special processing but only if a specific configuration file is present.
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Is there a way to 'uniq' by column?
... If you need the last uniq instead of the first then this awk script will help: awk -F',' '{ x[$1]=$0 } END { for (i in x) print x[i] }' file
– Sukima
Oct 1 '15 at 17:36
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How can I count the occurrences of a list item?
...at Counter is faster by a constant factor of approximately 2.
Here is the script I used:
from __future__ import print_function
import timeit
t1=timeit.Timer('Counter(l)', \
'import random;import string;from collections import Counter;n=1000;l=[random.choice(string.ascii_letters) f...
Remove everything after a certain character
... remove_after= x.indexOf('?');
var result = x.substring(0, remove_after);
alert(result);
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How do I force git to use LF instead of CR+LF under windows?
...er and add a smudge step
Whenever you would update your working tree, a script could, only for the files you have specified in the .gitattributes, force the LF eol and any other formatting option you want to enforce.
If the "clear" script doesn't do anything, you will have (after commit) transfor...