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Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
...jor differences. I'm running Lion and I'm trying to uninstall PostgreSQL 9.0.4. I've looked at the last question and the link that it referenced, but I did not find a file called "uninstall-postgresql" when I run this command:
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How to properly overload the
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answered Jan 24 '09 at 16:37
Mehrdad AfshariMehrdad Afshari
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How do I use Node.js Crypto to create a HMAC-SHA1 hash?
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answered Sep 20 '11 at 4:38
Ricardo TomasiRicardo Tomasi
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C++11 range based loop: get item by value or reference to const
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If you don't want to change the items as well as want to avoid making copies, then auto const &a...
How to declare a global variable in a .js file
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edited Sep 6 '09 at 15:10
answered Jun 3 '09 at 11:48
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How can I convert my device token (NSData) into an NSString?
... iDevAmit
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answered Feb 21 '12 at 5:52
kulsskulss
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How to make join queries using Sequelize on Node.js
... pkyeck
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answered Dec 9 '13 at 9:28
Jan Aagaard MeierJan Aagaard Meier
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What should I do if the current ASP.NET session is null?
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edited Jun 20 at 9:12
Community♦
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answered Sep 5 '09 at 8:51
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Algorithm to detect intersection of two rectangles?
...e = v(n) - v(n-1)
You can get a perpendicular to this by rotating it by 90°. In 2D this is easy as:
rotated.x = -unrotated.y
rotated.y = unrotated.x
So no trigonometry or slopes involved. Normalizing the vector to unit-length is not required either.
If you want to test if a point is on o...