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Using 'return' in a Ruby block

... method, that's why you have LocalJumpError break returns value from block and ends its call. If your block was called by yield or .call, then break breaks from this iterator too next returns value from block and ends its call. If your block was called by yield or .call, then next returns value to l...
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Finding median of list in Python

...ow do you find the median of a list in Python? The list can be of any size and the numbers are not guaranteed to be in any particular order. ...
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Get source jar files attached to Eclipse for Maven-managed dependencies

I am using Maven (and the Maven Eclipse Integration) to manage the dependencies for my Java projects in Eclipse. The automatic download feature for JAR files from the Maven repositories is a real time saver. Unfortunately, it does not include API documentation and source code. ...
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How to find controls in a repeater header or footer

... You can take a reference on the control on the ItemCreated event, and then use it later. share | improve this answer | follow | ...
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std::shared_ptr of this

...is std::enable_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like t...
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Advantages of Binary Search Trees over Hash Tables

...ast two additional pointers per element (three if using a parent pointer), and array-based BST's can waste a lot of memory for unfilled portions of the tree. – Solaraeus Jul 11 '12 at 22:28 ...
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Difference between add(), replace(), and addToBackStack()

... This means that the transaction will be remembered after it is committed, and will reverse its operation when later popped off the stack. 2) fragmentTransaction.replace(int containerViewId, Fragment fragment, String tag) Description - Replace an existing fragment that was added to a container. Th...
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Commenting multiple lines in DOS batch file

... DOS Batch file. To test this batch file I need to execute some lines only and want to hide/comment out remaining. 7 Answer...
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How to get past the login page with Wget?

...re the --post-data parameter is properly percent-encoded (especially ampersands!) or the request will probably fail. Also make sure that user and password are the correct keys; you can find out the correct keys by sleuthing the HTML of the login page (look into your browser’s “inspect element”...
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Check a radio button with javascript

... Technically it's CSS selector syntax. jQuery just borrowed and extended it – Tim Seguine Jan 16 '14 at 16:10 ...