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MySQL: @variable vs. variable. What's the difference?
...n variables, which have the shorthand SET @@a = 'test';, cf. dev.mysql.com/doc/refman/5.1/en/set-statement.html
– RobM
Jun 12 '12 at 21:08
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Best way to compare 2 XML documents in Java
...r end. I've got a good set of input/output message pairs so all I need to do is send the input messages in and listen for the XML message to come out the other end.
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How to use permission_required decorators on django class-based views
...iews, and in some of them, specific permissions. In function-based views I do that with @permission_required() and the login_required attribute in the view, but I don't know how to do this on the new views. Is there some section in the django docs explaining this? I didn't found anything. What is wr...
What is the point of noreturn?
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The noreturn attribute is supposed to be used for functions that don't return to the caller. That doesn't mean void functions (which do return to the caller - they just don't return a value), but functions where the control flow will not return to the calling function after the function fi...
Proper SCSS Asset Structure in Rails
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The problem with CSS is, you do not want to automatically add all files.
The order of which your sheets are loaded and processed by the browser is essential. So you will always end up explicitly importing all your css.
As an example, lets say you have ...
PHP PDO returning single row
... foreach loop needed :D
$row = $STH -> fetch();
example (ty northkildonan):
$dbh = new PDO(" --- connection string --- ");
$stmt = $dbh->prepare("SELECT name FROM mytable WHERE id=4 LIMIT 1");
$stmt->execute();
$row = $stmt->fetch();
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Calculate distance between two latitude-longitude points? (Haversine formula)
How do I calculate the distance between two points specified by latitude and longitude?
41 Answers
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How to take emulator screenshots using Eclipse?
...You can take a screenshot if you open the Android view "devices" (under Window --> Show View --> Other... --> Android --> Devices). Click on the device or emulator you want to take a screen shot of, then click the "Screen Capture" button (it looks like a little picture, and it should be...
Interview question: Check if one string is a rotation of other string [closed]
... I had to think for a while to check there weren't any false positives. (I don't think there are.)
– Jon Skeet
Mar 31 '10 at 14:55
6
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Extracting the last n characters from a ruby string
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@Hard-BoiledWonderland join works. I don't think you need the last to_s if you use join.
– Andrew Grimm
Dec 5 '12 at 11:15
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