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What are '$$' used for in PL/pgSQL
Being completely new to PL/pgSQL , what is the meaning of double dollar signs in this function :
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Objective-C: Extract filename from path string
When I have NSString with /Users/user/Projects/thefile.ext I want to extract thefile with Objective-C methods.
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Emacs: print key binding for a command or list all key bindings
In Emacs (GNU 23.2, *nix), how can I:
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Convert NSNumber to int in Objective-C
I use [NSNumber numberWithInt:42] or @(42) to convert an int to NSNumber before adding it to an NSDictionary:
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Get current stack trace in Ruby without raising an exception
I want to log the current backtrace (stacktrace) in a Rails 3 app without an exception occurring. Any idea how?
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Adding a y-axis label to secondary y-axis in matplotlib
I can add a y label to the left y-axis using plt.ylabel , but how can I add it to the secondary y-axis?
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How to add target=“_blank” to JavaScript window.location?
The following sets the target to _blank :
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What is the difference between trie and radix trie data structures?
Are the trie and radix trie data structures the same thing?
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Newline in JLabel
How can I display a newline in JLabel ?
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Update a local branch with the changes from a tracked remote branch
I have a local branch named ' my_local_branch ', which tracks a remote branch origin/my_remote_branch .
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