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What is the correct way to represent null XML elements?

...lor">Blue</anotherAttribute> </BuildAttributes> <Index></Index> <pages> <page pageNumber="1">Content</page> </pages> <!--Missing ISBN number could be confusing and misguiding since its not present--> &lt...
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How to display hidden characters by default (ZERO WIDTH SPACE ie. &#8203)

... i used this in a php script to make very well formatted HTML content for migration into WordPress: $string = preg_replace( '/[^\x00-\x7F]/', null, $string ); htmlspecialchars_decode( htmlentities( html_entity_decode( $string ) ) ); ...
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How to convert a string or integer to binary in Ruby?

...= x.to_s(2) } lookup_table[5] => "101" lookup_table["8"] => "1000" Indexing into this hash table using either the integer or string representation of a number will yield its binary representation as a string. If you require the binary strings to be a certain number of digits long (keep lead...
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What are file descriptors, explained in simple terms?

...you can get same FD number in 2 different processes because it returns the index of fdtable which is per-process. Thanks for bringing it up!! – Tayyab Jan 19 '16 at 21:45 ...
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Creating a blurring overlay view

...e blur as the background of the view: view.insertSubview(blurEffectView, atIndex: 0) – Michael Voccola Apr 6 '15 at 22:52 2 ...
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Maven2: Best practice for Enterprise Project (EAR file)

... MemberResourceRESTService.java | `-- webapp | |-- index.html | |-- index.xhtml | |-- resources | | |-- css | | | `-- screen.css | | `-- gfx | | |-- banner.png | | ...
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Why can't strings be mutable in Java and .NET?

...t that shares myString's underlying char[] but who knows that it starts at index 0 and ends at index 5 of that char[]. To put this in graphical form, you would end up with the following: | myString | v v "The quick brown fox j...
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What does `node --harmony` do?

... It enables harmony modules in node js: http://wiki.ecmascript.org/doku.php?id=harmony:modules share | improve this answer | follow | ...
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Remove a folder from git tracking

... without that option git will exit with error on the first file not in the index. share | improve this answer | follow | ...
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Testing Abstract Classes

How do I test the concrete methods of an abstract class with PHPUnit? 6 Answers 6 ...