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How can I reverse the order of lines in a file?
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edited Dec 9 '14 at 17:50
Cristian Ciupitu
17.3k77 gold badges4646 silver badges6868 bronze badges
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How to highlight and color gdb output during interactive debugging?
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11 Answers
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How can I check the size of a collection within a Django template?
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edited May 3 '17 at 6:56
MichielB
3,38011 gold badge2424 silver badges3535 bronze badges
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Map and Reduce in .NET
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311
Linq equivalents of Map and Reduce:
If you’re lucky enough to have linq then you don’t nee...
Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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148
Yes, Google is notoriously difficult for looking up punctuation and, unfortunately, Perl does ...
“Git fatal: ref HEAD is not a symbolic ref” while using maven release plugin
...lugin prepare step i.e. mvn release:prepare --batch-mode -DreleaseVersion=1.1.2 -DdevelopmentVersion=1.2.0-SNAPSHOT -Dtag=v1.1.2 -X from an Atlassian Bamboo plan. However doing the same in the command line works fine. The full error stack is below.
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Is gcc std::unordered_map implementation slow? If so - why?
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With gcc-4.7
inserts: 37728
get : 2985
With gcc-4.6
inserts: 2531
get : 1565
So std::unordered_map in gcc-4.7 is broken (or my installation, which is an installation of gcc-4.7.0 on Ubuntu - and another installation which is gcc 4.7.1 on debian testing).
I will submit a bug report.....
Regex lookahead, lookbehind and atomic groups
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Examples
Given the string foobarbarfoo:
bar(?=bar) finds the 1st bar ("bar" which has "bar" after it)
bar(?!bar) finds the 2nd bar ("bar" which does not have "bar" after it)
(?<=foo)bar finds the 1st bar ("bar" which has "foo" before it)
(?<!foo)bar finds the 2nd bar ("...
Reject binary with state waiting for review (can't find reject binary button)
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10 Answers
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git: 'credential-cache' is not a git command
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12 Answers
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