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Get specific line from text file using just shell script
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@KanagaveluSugumar read sed's info page. 5!d means delete all lines except 5. shell var is possible, you need double quotes.
– Kent
Apr 24 '14 at 10:15
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What's the cause of this FatalExecutionEngineError in .NET 4.5 beta? [closed]
...tion.
Again, I haven't tested it, but it's my best guess at the data.
Feel free to test my hypothesis and let me know how it goes.
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CSS Classes & SubClasses
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Not what I was thinking, but this is good info for if I want only direct children. Thanks!
– Ryan Abbott
Feb 17 '09 at 21:20
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makefile:4: *** missing separator. Stop
...appens accidentally it's far from evident. See my blog commentary for more information.
– Scott
Feb 26 '16 at 1:11
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Rails: update_attribute vs update_attributes
... methods were moved to ActiveRecord::Persistence. You can find the updated info here: update attribute and here update_attributes Note: update_attributes is now an alias for update
– tgf
Feb 27 '18 at 1:54
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how to get the last character of a string?
...t the last n characters of the original string as a new string value. More info: developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– Christian C. Salvadó
Mar 3 '14 at 15:20
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HAProxy redirecting http to https (ssl)
..., meaning it will issue a 302 (temporary redirect), but since the question informs that the entire website will be served as https, then the appropriate redirect should be a 301 (permanent redirect).
redirect scheme https code 301 if !{ ssl_fc }
It seems a small change, but the impact might be hu...
How to capture stdout output from a Python function call?
...nd(self._stringio.getvalue().splitlines())
del self._stringio # free up some memory
sys.stdout = self._stdout
Usage:
with Capturing() as output:
do_something(my_object)
output is now a list containing the lines printed by the function call.
Advanced usage:
What may not ...
Get URL query string parameters
... need following
basename($_SERVER['REQUEST_URI'])
It would provide you info like following example
file.php?arg1=val&arg2=val
And if you also want full path of file as well starting from root, e.g. /folder/folder2/file.php?arg1=val&arg2=val then just remove basename() function and ...
What is the C++ function to raise a number to a power?
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pow() in the cmath library. More info here.
Don't forget to put #include<cmath> at the top of the file.
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