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Is it safe to remove selected keys from map within a range loop?
... one iteration to the next. If the map is nil, the number of iterations is 0.
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Emacs mode for Stack Overflow's markdown
...eas:
;; Integrate Emacs with Stack Exchange https://stackoverflow.com/a/10386560/789593
(add-to-list 'auto-mode-alist '("stack\\(exchange\\|overflow\\)\\.com\\.[a-z0-9]+\\.txt" . markdown-mode))
Alternatively, if as-external-alist is defined—if M-x describe-variable RET as-external-alist doesn...
What does git push -u mean?
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answered Apr 6 '11 at 4:06
Rafe KettlerRafe Kettler
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SQL multiple column ordering
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1063
ORDER BY column1 DESC, column2
This sorts everything by column1 (descending) first, and then...
Find difference between timestamps in seconds in PostgreSQL
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edited May 20 '14 at 15:58
altermativ
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How do I provide JVM arguments to VisualVM?
I'm using VisualVM from JDK 1.6.0_26 to profile a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I...
Uninstall all installed gems, in OSX?
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430
Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x inclu...
builtins.TypeError: must be str, not bytes
...Lennart RegebroLennart Regebro
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Assign output of a program to a variable using a MS batch file
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One way is:
application arg0 arg1 > temp.txt
set /p VAR=<temp.txt
Another is:
for /f %%i in ('application arg0 arg1') do set VAR=%%i
Note that the first % in %%i is used to escape the % after it and is needed when using the above code in a b...
Reload .profile in bash shell script (in unix)?
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edited Feb 20 '12 at 12:41
bluish
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