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Validating parameters to a Bash script
... as a commentar). i did "$#" to fix it. second, the regex also matches "foo123bar". i fixed it by doing ^[0-9]+$. you may also fix it by using grep's -x option
– Johannes Schaub - litb
Mar 31 '09 at 1:21
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How to use sidebar with the keyboard in Sublime Text 2 and 3?
...ut for removing the projects from the sidebar?
– depz123
Jun 19 '13 at 18:46
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Can I invoke conte...
Why doesn't os.path.join() work in this case?
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David WoleverDavid Wolever
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How to automatically add user account AND password with a Bash script?
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123
You can run the passwd command and send it piped input. So, do something like:
echo thePassw...
How to find index of list item in Swift?
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As swift is in some regards more functional than object-oriented (and Arrays are structs, not objects), use the function "find" to operate on the array, which returns an optional value, so be prepared to handle a nil value:
let arr:Array = ["a","b","c"]
fin...
HTML5: number input type that takes only integers?
... This is important to accept float numbers and repeat . only once, e.g. 123.556 can be writen.
– Tarek Kalaji
Jan 28 '17 at 15:54
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fatal: The current branch master has no upstream branch
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Also you can use the following command:
git push -u origin master
This creates (-u) another...
How do I list the symbols in a .so file
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cavilacavila
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Returning http status code from Web Api controller
... Brilliant. Saved me a ton of time.
– gls123
Apr 9 '18 at 9:23
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Why can't static methods be abstract in Java?
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Because "abstract" means: "Implements no functionality", and "static" means: "There is functionality even if you don't have an object instance". And that's a logical contradiction.
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