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What are the differences between a multidimensional array and an array of arrays in C#?

What are the differences between multidimensional arrays double[,] and array-of-arrays double[][] in C#? 9 Answers ...
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How to sort a NSArray alphabetically?

How can I sort an array filled with [UIFont familyNames] into alphabetical order? 7 Answers ...
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Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]

... However, if you have a normal parent div with a background, the lower element will be hidden. In this case, give the parent relative positioning and a z-index of 1. See: jsbin.com/juputice/3/edit – Stephen Saucie...
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PostgreSQL delete with inner join

... If you have more than one join you could use comma separated USING statements: DELETE FROM AAA AS a USING BBB AS b, CCC AS c WHERE a.id = b.id AND a.id = c.id AND a.uid = 12345 AND c.gid ...
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Select SQL Server database size

...16/01/22: Show information about size, free space, last database backups IF OBJECT_ID('tempdb.dbo.#space') IS NOT NULL DROP TABLE #space CREATE TABLE #space ( database_id INT PRIMARY KEY , data_used_size DECIMAL(18,2) , log_used_size DECIMAL(18,2) ) DECLARE @SQL NVARCHAR(MAX) ...
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C++ compiling on Windows and Linux: ifdef switch [duplicate]

...de only for one operating system and not the other. Is there a standard #ifdef that once can use? 7 Answers ...
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How do I programmatically change file permissions?

...e able to execute the Java equivalent of chmod . Is that possible Java 5? If so, how? 12 Answers ...
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Test if object implements interface

... operator does the work in a NullPointerException safe way. For example: if ("" instanceof java.io.Serializable) { // it's true } yields true. Since: if (null instanceof AnyType) { // never reached } yields false, the instanceof operator is null safe (the code you posted isn't). ...
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Printing newlines with print() in R

..../program F=filename",[additional text for third line])) This is helpful if you plan on writing a multiline message with combined fixed and variable input, such as the [additional text for third line] above. share ...
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How to install lxml on Ubuntu

I'm having difficulty installing lxml with easy_install on Ubuntu 11. 11 Answers 11 ...