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How to check that a string is an int, but not a double, etc.?
...eger beforehand, so that I can give a helpful error message to the user if it's wrong. PHP has is_int() , but that returns false for string like "2" .
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Git alias with positional parameters
...most obvious way is to use a shell function:
[alias]
files = "!f() { git diff --name-status \"$1^\" \"$1\"; }; f"
An alias without ! is treated as a Git command; e.g. commit-all = commit -a.
With the !, it's run as its own command in the shell, letting you use stronger magic like this.
UPD...
Sort array by firstname (alphabetically) in Javascript
...the array) that I need to sort by firstname using JavaScript.
How can I do it?
21 Answers
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php stdClass to array
...is in a one liner using the JSON methods if you're willing to lose a tiny bit of performance (though some have reported it being faster than iterating through the objects recursively - most likely because PHP is slow at calling functions). "But I already did this" you say. Not exactly - you used jso...
Block Comments in Clojure
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I hope you're having fun with Clojure. :)
– Rayne
Jul 28 '09 at 2:37
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Git: what is a dangling commit/blob and where do they come from?
I'm looking for the basic info on dangling commits & blobs.
4 Answers
4
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How do you write tests for the argparse portion of a python module? [closed]
I have a Python module that uses the argparse library. How do I write tests for that section of the code base?
9 Answers
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What exactly does the enable-background attribute do?
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It's supposed to make the background image available to child elements of the element it's specified on for things like filter effects that blend content with the background. There may be other uses, but that's the one I know...
How can I check if a directory exists in a Bash shell script?
What command can be used to check if a directory exists or not, within a Bash shell script?
35 Answers
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Failed to serialize the response in Web API with Json
I am working with ASP.NET MVC 5 Web Api. I want consult all my users.
27 Answers
27
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