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How do you tell a specific Delayed::Job to run in console?
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How do you grep a file and get the next 5 lines
How do I grep a file for 19:55 and get the Line 1,2,3,4,5?
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Property getters and setters
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Setters and Getters apply to computed properties; such properties do not have storage in the in...
What is the difference between HTTP and REST?
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No, REST is the way HTTP should be used.
Today we only use a tiny bit of the HTTP protocol's ...
Just what is Java EE really? [closed]
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Why can't the libraries function outside of the application server environment?
Actually they ...
How do I select the parent form based on which submit button is clicked?
I have a web page with 3 forms on it. Not nested, just one after the other (they are almost identical, just one hidden variable that's different). A user will only fill in one form, and I'd like to validate/etc all the forms with only one JS script.
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In Python, how do I create a string of n characters in one line of code?
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To simply repeat the same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
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Xcode doesn't show the line that causes a crash
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You should also ensure that you have breakpoints set for all exceptions. This will cause Xcod...
How to check if remote branch exists on a given remote repository?
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In case branch-name is found you will get the following output:
b523c9000c4df1afbd8371324083fef218669108 refs/heads/branch-name
Otherwise no output will be sent.
So piping it to wc will give you 1 or 0:
$ git ls-remote --heads git@github.com:user/repo.git branch-name | wc -l
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How does “make” app know default target to build if no target is specified?
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