大约有 43,000 项符合查询结果（耗时：0.0514秒） [XML]
Wait for a process to finish
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tail works under the hood by polling with kill(pid, SIG_0) to a process (discovered using strace).
– Att Righ
Nov 21 '17 at 1:47
2
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Best way to specify whitespace in a String.Split operation
... edited Aug 28 at 8:38
AZ_
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answered May 24 '11 at 13:43
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Base64 length calculation?
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@techie_28: I make it 27308 characters for 20 * 1024 bytes, but I haven't had coffee yet this morning.
– Paul R
Jul 22 '16 at 6:21
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Cron and virtualenv
...e /path/to/virtualenv/bin/activate && /path/to/build/manage.py some_command > /dev/null
It's tricky to spot why this fails as /var/log/syslog doesn't log the error details. Best to alias yourself to root so you get emailed with any cron errors. Simply add yourself to /etc/aliases and ...
git add, commit and push commands in one?
... to pass it an argument. I have added the following to my .bashrc (or .bash_profile if Mac):
function lazygit() {
git add .
git commit -a -m "$1"
git push
}
This allows you to provide a commit message, such as
lazygit "My commit msg"
You could of course beef this up even more by a...
When a 'blur' event occurs, how can I find out which element focus went *to*?
...efox doesn't have support, but there is a ticket: bugzilla.mozilla.org/show_bug.cgi?id=687787
– sandstrom
Apr 18 '16 at 16:04
4
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Smart pointers: who owns the object? [closed]
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For me, these 3 kinds cover most of my needs:
shared_ptr - reference-counted, deallocation when the counter reaches zero
weak_ptr - same as above, but it's a 'slave' for a shared_ptr, can't deallocate
auto_ptr - when the creation and deallocation happen inside the same funct...
How to override toString() properly in Java?
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that's more elegant
– esQmo_
Oct 20 '19 at 20:56
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Xcode without Storyboard and ARC
... isn't the UINavigationController *nav not autoreleased? and we should use _window in [UIWindow alloc]?
– hariszaman
Jul 31 '14 at 9:44
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How do I create 7-Zip archives with .NET?
...solution is to use Process.Start("7z.exe......)
– klm_
Oct 1 '17 at 7:34
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