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How to use `subprocess` command with pipes
... Instead, create the ps and grep processes separately, and pipe the output from one into the other, like so:
ps = subprocess.Popen(('ps', '-A'), stdout=subprocess.PIPE)
output = subprocess.check_output(('grep', 'process_name'), stdin=ps.stdout)
ps.wait()
In your particular case, however, the simp...
How to convert a string to number in TypeScript?
...xpected, cases (like "123.45") and corner cases (like null).
Table taken from this answer
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Can Maven be made less verbose?
...hen running in non-interactive mode, Maven will never stop to accept input from the user. Instead, it will use sensible default values when it requires input.
And will also reduce the output messages more or less to the essentials.
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How can I get the current screen orientation?
...TRAIT and ORIENTATION_LANDSCAPE. Is there a way to get all the four values from ActivityInfo? (That is LANDSCAPE_REVERSE and PORTRAIT_REVERSE as well)
– HRJ
May 4 '11 at 9:56
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Get the current script file name
If I have PHP script, how can I get the filename from inside that script?
16 Answers
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How to flip UIImage horizontally?
...dth, image.size.height),image.CGImage);
UIImage *i = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return i;
}
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Change UITextField and UITextView Cursor / Caret Color
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@RileyE I am glad you were able to benefit from my solution. Feel free to fork the repo and add any tweaks you would like to share.
– Dov
Jan 23 '13 at 7:34
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Getting mouse position in c#
... you include a little further information so I can see how this may differ from the answers given previously?"
– James
Mar 5 '13 at 14:41
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Give examples of functions which demonstrate covariance and contravariance in the cases of both over
...T> - the only place where the type parameter appears is the return type from the next method, so it can be safely up-cast to T. But if you have S extends T, you can also assign Iterator<S> to a variable of type Iterator<? extends T>. For example if you are defining a find method:
boo...
Regular expression to stop at first match
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location="(.*)" will match from the " after location= until the " after some="xxx unless you make it non-greedy. So you either need .*? (i.e. make it non-greedy) or better replace .* with [^"]*.
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