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How to exit if a command failed?
...|| cmd2
will run cmd2 when cmd1 fails(exit value non-zero).
Using ( ) makes the command inside them run in a sub-shell and calling a exit from there causes you to exit the sub-shell and not your original shell, hence execution continues in your original shell.
To overcome this use { }
The last ...
Pushing to Git returning Error Code 403 fatal: HTTP request failed
... repo over HTTPS authenticated. I've made some commits and want to push back out to the GitHub server. Using Cygwin on Windows 7 x64.
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How do I get the size of a java.sql.ResultSet?
... edited Feb 9 '19 at 9:30
Hamza Khan
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answered Oct 10 '08 at 16:17
finnwfin...
Programmatically get own phone number in iOS
Is there any way to get own phone number by standard APIs from iPhone SDK?
9 Answers
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Margin on child element moves parent element
...an bite you when you explicitly want a container. This is called a new block formatting context in CSS speak. The overflow or margin trick will give you that.
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Does a favicon have to be 32x32 or 16x16?
I'd like to use a single image as both a regular favicon and iPhone/iPad friendly favicon.
9 Answers
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AngularJS : How do I switch views from a controller function?
I am trying to use the ng-click feature of AngularJS to switch views. How would I go about doing this with the code below?
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What are some (concrete) use-cases for metaclasses?
I have a friend who likes to use metaclasses, and regularly offers them as a solution.
19 Answers
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Does :before not work on img elements?
...ace an image over another image, but I'm finding that it simply doesn't work to place an image before an img element, only some other element. Specifically, my styles are:
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How to get the difference between two arrays of objects in JavaScript
I have two result sets like this:
16 Answers
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