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Server is already running in Rails
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11
Sorry, I should have commented further. In UNIX land at least we usually track the process id (pid) in a file like server.pid. I think this...
grep a file, but show several surrounding lines?
...ore-after.html
– рüффп
Mar 21 '11 at 12:55
9
Ok, but what if want to show all lines of outpu...
How to do a GitHub pull request
...ull-Request itself, see "How to write the perfect pull request" (January 2015, GitHub)
March 2016: New PR merge button option: see "Github squash commits from web interface on pull request after review comments?".
The maintainer of the repo can chose to merge --squash those PR commits.
Afte...
How do I remove the first characters of a specific column in a table?
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answered Jun 11 '09 at 18:29
Aaron AltonAaron Alton
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Easy way to convert Iterable to Collection
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answered Jun 20 '11 at 20:05
ColinDColinD
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How to use 'cp' command to exclude a specific directory?
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JorgeM
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answered Feb 9 '13 at 15:04
hankhank
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Exporting data In SQL Server as INSERT INTO
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How to import Google Web Font in CSS file?
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How can I use an http proxy with node.js http.Client?
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Community♦
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answered Jul 21 '11 at 19:26
SamuelSamuel
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For every character in string
...he characters of a std::string, using a range-based for loop (it's from C++11, already supported in recent releases of GCC, clang, and the VC11 beta):
std::string str = ???;
for(char& c : str) {
do_things_with(c);
}
Looping through the characters of a std::string with iterators:
std::stri...