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Find which version of package is installed with pip
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1070
As of pip 1.3, there is a pip show command.
$ pip show Jinja2
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Name: Jinja2
Version: 2.7.3...
How do SO_REUSEADDR and SO_REUSEPORT differ?
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1680
+100
Welcome ...
iOS White to Transparent Gradient Layer is Gray
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clearColor has a black color channel with an alpha of 0, so I had to use
[UIColor colorWithWhite:1 alpha:0]
and it works fine.
share
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How to find all combinations of coins when given some dollar value
...r any other convenient computer algebra system) to compute the answer for 10^10^6 dollars in a couple seconds in three lines of code.
(And this was long enough ago that that’s a couple of seconds on a 75Mhz Pentium...)
sh...
Avoid trailing zeroes in printf()
...ormat specifiers. The closest you could get would be:
printf("%.6g", 359.013); // 359.013
printf("%.6g", 359.01); // 359.01
but the ".6" is the total numeric width so
printf("%.6g", 3.01357); // 3.01357
breaks it.
What you can do is to sprintf("%.20g") the number to a string buffer then man...
unable to start mongodb local server
...Cumulo Nimbus
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answered Jan 31 '13 at 12:03
morphymorphy
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What is the preferred/idiomatic way to insert into a map?
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edited Nov 26 '10 at 18:37
user229044♦
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Change Active Menu Item on Page Scroll?
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207
It's done by binding to the scroll event of the container (usually window).
Quick example:
//...
How to extract text from a string using sed?
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The pattern \d might not be supported by your sed. Try [0-9] or [[:digit:]] instead.
To only print the actual match (not the entire matching line), use a substitution.
sed -n 's/.*\([0-9][0-9]*G[0-9][0-9]*\).*/\1/p'
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Check if a string contains a string in C++
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Guy Avraham
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answered Feb 26 '10 at 8:24
Matthieu N.Matthieu N...