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NSNotificationCenter addObserver in Swift

...) NSNotificationCenter.defaultCenter().removeObserver(self) // Remove from all notifications being observed Method handler for received Notification func methodOfReceivedNotification(notification: NSNotification) { // Take Action on Notification } Annotate either the class or the target metho...
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How to send multiple data fields via Ajax? [closed]

...ing AJAX, but I can't find a way to send multiple data fields via my AJAX call. 12 Answers ...
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How to print a stack trace in Node.js?

...l which stack does not. The info is in the error object if you want to manually create that line I guess. – studgeek Aug 30 '12 at 16:54 132 ...
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What's the difference between getPath(), getAbsolutePath(), and getCanonicalPath() in Java?

...te path. Converting from a path to a canonical path makes it absolute (usually tack on the current working directory so e.g. ./file.txt becomes c:/temp/file.txt). The canonical path of a file just "purifies" the path, removing and resolving stuff like ..\ and resolving symlinks (on unixes). Also ...
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TypeError: 'module' object is not callable

...> This is what the error message means: It says module object is not callable, because your code is calling a module object. A module object is the type of thing you get when you import a module. What you were trying to do is to call a class object within the module object that happens to have ...
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Coding Practices which enable the compiler/optimizer to make a faster program

...act. Expect to be disappointed and to have to work very hard indeed for small performance improvements. Modern compilers for mature languages such as Fortran and C are very, very good. If you read an account of a 'trick' to get better performance out of code, bear in mind that the compiler writer...
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Should Gemfile.lock be included in .gitignore?

...gem, Gemfile.lock should be in your repository. It's used as a snapshot of all your required gems and their dependencies. This way bundler doesn't have to recalculate all the gem dependencies each time you deploy, etc. From cowboycoded's comment below: If you are working on a gem, then DO NOT c...
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How to supply value to an annotation from a Constant java

... of the form TypeName . Identifier that refer to constant variables. Actually in java there is no way to protect items in an array. At runtime someone can always do FieldValues.FIELD1[0]="value3", therefore the array cannot be really constant if we look deeper. ...
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Django South - table already exists

... Got it, thanks. It's actually migrate and not schemamigration, but your answer got me in the right direction. – Steve Jun 22 '10 at 7:17 ...
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What is the size limit of a post request?

...o: #set max post size php_value post_max_size 20M And, yes, I can personally attest to the fact that this works :) If you're using IIS, I don't have any idea how you'd set this particular value. share | ...