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How to make rpm auto install dependencies

...hip and filesystem permissions: # chown -R root.root /home/user/repo Install the createrepo package if not installed yet, and run # createrepo /home/user/repo # chmod -R o-w+r /home/user/repo Create a repository configuration file, e.g. /etc/yum.repos.d/myrepo.repo containing [local] name=My Aw...
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How to add image to canvas

...xt.drawImage(base_image, 0, 0); } } I.e. draw the image in the onload callback of the image. share | improve this answer | follow | ...
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How to get mouse position in jQuery without mouse-events?

... if (currentMousePos.x < 10) { // .... } }); But almost all code, other than setTimeout code and such, runs in response to an event, and most events provide the mouse position. So your code that needs to know where the mouse is probably already has access to that information... ...
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How is the AND/OR operator represented as in Regular Expressions?

...now try to match the string given by the user with the following, automatically created, regex expression: 5 Answers ...
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How to find the size of an array in postgresql

... cardinality returns the number of all the elements in a single or multidimensional array. So select cardinality(ARRAY[[1,2], [3,4]]); would return 4, whereas select array_length(ARRAY[[1,2], [3,4]], 1) would return 2. If you're counting the first dimension, a...
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How to quit scala 2.11.0 REPL?

... I ran into the same issue on upgrade, just use colon q. :q Additionally, exit was deprecated in 2.10.x with sys.exit suggested instead, so this works as well: sys.exit As a side note, I think they did this so you can distinguish between exiting the scala console in sbt and exiting sbt its...
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PG::ConnectionBad - could not connect to server: Connection refused

... #2 is a great suggestion: "Check server.log". My error was actually caused by upgrading to Yosemite, the server log said: FATAL: could not open directory "pg_tblspc": No such file or directory. This answer helped me with that problem stackoverflow.com/questions/25970132/… ...
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How to check that an element is in a std::set?

... Note that using count() instead of find() is never better but potentially worse. This is because find() will return after the first match, count() will always iterate over all elements. – Frerich Raabe Nov 9 '09 at 15:50 ...
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android fragment onRestoreInstanceState

... that fragment (which belongs to an activity) and go back to the fragment, all values are then restored from the parent activity – Shaun Dec 5 '13 at 3:16 3 ...
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PowerMockito mock single static method and return object

... What you want to do is a combination of part of 1 and all of 2. You need to use the PowerMockito.mockStatic to enable static mocking for all static methods of a class. This means make it possible to stub them using the when-thenReturn syntax. But the 2-argument overload of mo...