大约有 30,000 项符合查询结果（耗时：0.0245秒） [XML]
Is it possible to install another version of Python to Virtualenv?
...igure --prefix=/home/<user>/.localpython in fact make clean returned error. 2. virtualenv name -p=/python/path didn't worked instead virtualenv name -p /python/path did worked. I assume it's down to virtualenv version. cheers!
– zzart
Mar 26 '12 at 12:37...
Circular list iterator in Python
...ions!
– Jacob Krall
May 1 '14 at 21:05
5
pool.next() didn't work for me, only next(pool). Probabl...
Add up a column of numbers at the Unix shell
...:-)
– Greg Reynolds
Jun 1 '09 at 10:05
2
One bracket too much in @dmckee's answer :)
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Run cron job only if it isn't already running
...on job as a sort of watchdog for a daemon that I've created. If the daemon errors out and fails, I want the cron job to periodically restart it... I'm not sure how possible this is, but I read through a couple of cron tutorials and couldn't find anything that would do what I'm looking for...
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Converting Dictionary to List? [duplicate]
...ied to access the list resulting from dictlist=dict.items(), I then got an error trying to access it like a list: dictlist[i][1]. Python3 doc says: ~~~~ "The objects returned by dict.keys(), dict.values() and dict.items() are view objects. They provide a dynamic view on the dictionary’s entries, ...
Downloading Java JDK on Linux via wget is shown license page instead
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got the ERROR 404: Not Found with JDK 11, may be incorrect URL?
– Tien Dung Tran
Dec 19 '19 at 3:19
4
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List comprehension on a nested list?
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answered Aug 6 '13 at 6:05
Andrew ClarkAndrew Clark
171k2525 gold badges236236 silver badges278278 bronze badges
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Iterating over every two elements in a list
...ad a list that had not even amount of numbers in it, it would get an index error. Solved it with a try: except:
– Hans de Jong
Oct 20 '14 at 9:39
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What is the maximum recursion depth in Python, and how to increase it?
...unt is useful if your program is entering recursion and you would like the error message to NOT be pages and pages of the same text. I found this very helpful while debugging (my) bad recursive code.
– peawormsworth
Feb 22 at 0:38
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How to create an infinite loop in Windows batch file?
...s)
rem ** can be stopped with exit
rem ** can be stopped with a syntax error
call :stop
)
:stop
call :__stop 2>nul
:__stop
() creates a syntax error, quits the batch
This could be useful if you need a really infinite loop, as it is much faster than a goto :loop version because a for-loo...