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What is the difference between visibility:hidden and display:none?

The CSS rules visibility:hidden and display:none both result in the element not being visible. Are these synonyms? 18 A...
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Namespace and class with the same name?

I'm organizing a library project and I have a central manager class named Scenegraph and a whole bunch of other classes that live in the Scenegraph namespace. ...
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Why is IoC / DI not common in Python?

...h is extensively used in web applications, nearly all available frameworks and Java EE. On the other hand, there are also lots of big Python web applications, but beside of Zope (which I've heard should be really horrible to code) IoC doesn't seem to be very common in the Python world. (Please name ...
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SQL Switch/Case in 'where' clause

...ly below, you formed the SQL incorrectly. I tested mine in SQLServer 2005 and it worked fine. – Bob Probst Oct 16 '08 at 0:48 ...
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socket.io rooms or namespacing?

I am investigating nodejs/socket.io for real time chat, and I need some advice for implementing rooms. 5 Answers ...
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What is the difference between a web API and a web service?

Is there any difference between a web API and a web service ? Or are they one and the same ? 12 Answers ...
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I want to remove double quotes from a String

...s). Here's how it works: ['"] is a character class, matches both single and double quotes. you can replace this with " to only match double quotes. +: one or more quotes, chars, as defined by the preceding char-class (optional) g: the global flag. This tells JS to apply the regex to the entire st...
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How to do a FULL OUTER JOIN in MySQL?

...oducing duplicate rows by using an anti-join pattern for the second query, and then use a UNION ALL set operator to combine the two sets. In the more general case, where a FULL OUTER JOIN would return duplicate rows, we can do this: SELECT * FROM t1 LEFT JOIN t2 ON t1.id = t2.id UNION ALL SELECT * ...
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What are the differences between delegates and events?

What are the differences between delegates and an events? Don't both hold references to functions that can be executed? 12 ...
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How to generate sample XML documents from their DTD or XSD?

...answered Aug 26 '08 at 14:05 levandlevand 7,87222 gold badges3636 silver badges5252 bronze badges ...