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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
7911 silver badge1111 bronze badges
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
9...
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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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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JavaScript DOM remove element
...
removeChild should be invoked on the parent, i.e.:
parent.removeChild(child);
In your example, you should be doing something like:
if (frameid) {
frameid.parentNode.removeChild(frameid);
}
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Fast ceiling of an integer division in C / C++
... edited May 28 '19 at 10:35
Kamil
11.4k2323 gold badges6969 silver badges155155 bronze badges
answered Apr 30 '10 at 14:19
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Update MongoDB field using value of another field
...ing the value from another field? The equivalent SQL would be something like:
10 Answers
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