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Can the :not() pseudo-class have multiple arguments?
I'm trying to select input elements of all type s except radio and checkbox .
5 Answers
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Getting parts of a URL (Regex)
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I modified this regex to identify all parts of the URL (improved version) - code in Python ^((?P<scheme>[^:/?#]+):(?=//))?(//)?(((?P<login>[^:]+)(?::(?P<password>[^@]+)?)?@)?(?P<host>[^@/?#:]*)(?::(?P<port>\d+)?)?)?(?P<path&g...
Regular expression to match non-ASCII characters?
...asiest way to match non-ASCII characters in a regex? I would like to match all words individually in an input string, but the language may not be English, so I will need to match things like ü, ö, ß, and ñ. Also, this is in Javascript/jQuery, so any solution will need to apply to that.
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How can I declare and use Boolean variables in a shell script?
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if [ "$the_world_is_flat" = true ] ; then
echo 'Be careful not to fall off!'
fi
Original Answer
Caveats: https://stackoverflow.com/a/21210966/89391
the_world_is_flat=true
# ...do something interesting...
if $the_world_is_flat ; then
echo 'Be careful not to fall off!'
fi
From: Usi...
Error: could not find function … in R
...the name of your function correctly? Names are case sensitive.
Did you install the package that contains the function? install.packages("thePackage") (this only needs to be done once)
Did you attach that package to the workspace ?
require(thePackage) or library(thePackage) (this should be done ever...
Placing border inside of div and not on its edge
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this does not allow styling individual border-sides, and in this case many would probably be happy with using the property outline.
– Lorenz Lo Sauer
Aug 10 '15 at 8:05
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How to loop over directories in Linux?
I am writing a script in bash on Linux and need to go through all subdirectory names in a given directory. How can I loop through these directories (and skip regular files)?
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Why `null >= 0 && null
... number and assigns 0 to the variable if not, where the variable is initially null or undefined .
5 Answers
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Suppress command line output
... invocation to this:
taskkill /im "test.exe" /f >nul 2>&1
and all will be better.
That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which wa...
Browser statistics on JavaScript disabled [closed]
I am having a hard time collecting publically available statistics on the percentage of web users that browse with JavaScript disabled.
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