大约有 36,000 项符合查询结果（耗时：0.0324秒） [XML]
Find out a Git branch creator
...ch, it doesn't track metadata like "who created me." See for yourself. Try cat .git/refs/heads/<branch> in your repository.
That written, if you're really into tracking this information in your repository, check out branch descriptions. They allow you to attach arbitrary metadata to branches,...
How to run SQL script in MySQL?
...l visible by other users. Example: for i in /proc/*/cmdline ; do echo $i; cat $i; done
– elcuco
Jul 25 '18 at 7:30
Th...
Using OpenSSL what does “unable to write 'random state'” mean?
I'm generating a self-signed SSL certificate to protect my server's admin section, and I keep getting this message from OpenSSL:
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Select unique or distinct values from a list in UNIX shell script
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You might want to look at the uniq and sort applications.
./yourscript.ksh | sort | uniq
(FYI, yes, the sort is necessary in this command line, uniq only strips duplicate lines that are immediately after each other)
EDIT:
Contrary to what has been posted by Aaron Digu...
What does “Object reference not set to an instance of an object” mean? [duplicate]
...for myPet == null... AND for myPet.PetType == null
if ( myPet.PetType == "cat" ) <--- fall down go boom!
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Display filename before matching line
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If you have the options -H and -n available (man grep is your friend):
$ cat file
foo
bar
foobar
$ grep -H foo file
file:foo
file:foobar
$ grep -Hn foo file
file:1:foo
file:3:foobar
Options:
-H, --with-filename
Print the file name for each match. This is the default when there is
m...
How can I make PHP display the error instead of giving me 500 Internal Server Error [duplicate]
...e very beginning of your script to set them at runtime (though you may not catch all errors this way):
error_reporting(E_ALL);
ini_set('display_errors', 'On');
After that, restart server.
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How can I quickly sum all numbers in a file?
...ng you give it. My initial thought was that you shouldn't post while intoxicated but then I noticed who you were and remembered some of your other Perl answers :-)
– paxdiablo
Apr 23 '10 at 23:52
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Underscore vs Double underscore with variables and methods [duplicate]
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From PEP 8:
_single_leading_underscore: weak "internal use" indicator. E.g.
from M import *
does not import objects whose name starts with an underscore.
single_trailing_underscore_: used by convention to avoid conflicts with Python keyword, e.g.
Tkinter.Toplevel(master,...
How do I create some kind of table of content in GitHub wiki?
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There is one catch in creating links. They have to be lower case. I didn't know that and was wondering why my TOC isn't working. I used #Headers instead of #headers. I thought it was a typo in your answer. Perhaps you can add to your ans...