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How do I use vi keys in ipython under *nix?
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answered Jul 12 '16 at 13:12
imiricimiric
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iTerm2: How to expand split pane temporarily?
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edited May 24 '16 at 10:29
thefourtheye
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Grepping a huge file (80GB) any way to speed it up?
...fix your grep command with LC_ALL=C to use the C locale instead of UTF-8.
2) Use fgrep because you're searching for a fixed string, not a regular expression.
3) Remove the -i option, if you don't need it.
So your command becomes:
LC_ALL=C fgrep -A 5 -B 5 'db_pd.Clients' eightygigsfile.sql
It w...
Remove a git commit which has not been pushed
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answered Oct 23 '09 at 3:24
Brian CampbellBrian Campbell
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How to get the previous URL in JavaScript?
...or I believe in some cases, by submitting a form?). Specified by DOM Level 2. More here.
window.history allows navigation, but not access to URLs in the session for security and privacy reasons. If more detailed URL history was available, then every site you visit could see all the other sites you'...
Why does GCC generate such radically different assembly for nearly the same C code?
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256
Updated to sync with the OP's edit
By tinkering with the code, I've managed to see how GCC opt...
Best way to define private methods for a class in Objective-C
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12 Answers
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What are bitwise operators?
...hifting is useful in several cases.
x << y
is the same as
x * 2y
if you need to quickly multiply by a power of two, but watch out for shifting a 1-bit into the top bit - this makes the number negative unless it's unsigned. It's also useful when dealing with different sizes of data. ...
.NET 4.0 build issues on CI server
...4.0 applications compiling on a CI server without installing Visual Studio 2010 on a CI server?
4 Answers
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