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How to Programmatically Add Views to Views

... Calling addView is the correct answer, but you need to do a little more than that to get it to work. If you create a View via a constructor (e.g., Button myButton = new Button();), you'll need to call setLayoutParams on the n...
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How to draw vertical lines on a given plot in matplotlib?

... Calling axvline in a loop, as others have suggested, works, but can be inconvenient because Each line is a separate plot object, which causes things to be very slow when you have many lines. When you create the legend each li...
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PostgreSQL: How to make “case-insensitive” query

...a. But there are two problems with that. It works in English, but not in all languages. (Maybe not even in most languages.) Not every lowercase letter has a corresponding uppercase letter; not every uppercase letter has a corresponding lowercase letter. Using functions like lower() and upper() wil...
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Query a parameter (postgresql.conf setting) like “max_connections”

.... The manual: This parameter can only be set at server start. To see all settings: SHOW ALL; There is also pg_settings: The view pg_settings provides access to run-time parameters of the server. It is essentially an alternative interface to the SHOW and SET commands. It also provide...
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Where does Xcode 4 store Scheme Data?

... use Xcode 4, and I'm trying to find the file in a project where it stores all of a project's Schemes. I figured they would be stored in a file in the xcodeproj directory somewhere, but for the life of me I can't find which one. ...
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Regular expressions in C: examples?

... Regular expressions actually aren't part of ANSI C. It sounds like you might be talking about the POSIX regular expression library, which comes with most (all?) *nixes. Here's an example of using POSIX regexes in C (based on this): #include <reg...
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Best way to remove an event handler in jQuery?

...nts will then get fired. As people have said you can use unbind to remove all click events: $('#myimage').unbind('click'); If you want to add a single event and then remove it (without removing any others that might have been added) then you can use event namespacing: $('#myimage').bind('click....
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VS 2012: Scroll Solution Explorer to current file

VS2010 had the feature that viewing a file would automatically cause Solution Explorer to scroll to that file. 8 Answers ...
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Root user/sudo equivalent in Cygwin?

... The problem with this is that it creates a whole new terminal window (usually conhost). The output isn't inlined into the current terminal. – CMCDragonkai Apr 24 '16 at 7:19 1 ...
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Is there a git-merge --dry-run option?

... cool! But how do I undo this operation? It says "all conflicts are fixed but you are still merging". Calling git checkout . doesn't revert the files to pre-merge status. – J-bob Dec 8 '14 at 16:38 ...