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Undefined symbols for architecture armv7

This problem has been driving me crazy, and I can't work out how to fix it... 40 Answers ...
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startsWith() and endsWith() functions in PHP

How can I write two functions that would take a string and return if it starts with the specified character/string or ends with it? ...
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Class 'DOMDocument' not found

...ion. You can do so on Debian / Ubuntu using: sudo apt-get install php-dom And on Centos / Fedora / Red Hat: yum install php-xml If you get conflicts between PHP packages, you could try to see if the specific PHP version package exists instead: e.g. php53-xml if your system runs PHP5.3. ...
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How to replace list item in best way

... Use Lambda to find the index in the List and use this index to replace the list item. List<string> listOfStrings = new List<string> {"abc", "123", "ghi"}; listOfStrings[listOfStrings.FindIndex(ind=>ind.Equals("123"))] = "def"; ...
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How to download source in ZIP format from GitHub?

... To clone that repository via a URL like that: yes, you do need a client, and that client is Git. That will let you make changes, your own branches, merge back in sync with other developers, maintain your own source that you can easily keep up to date without downloading the whole thing each time a...
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?

...d _allData of my own type SystemData which consists of few List<T> and Dictionary<T> marked as volatile . The system data ( _allData ) is refreshed once in a while and I do it by creating another object called newData and fill it's data structures with new data. When it's done I j...
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What does git rev-parse do?

... git rev-parse is an ancillary plumbing command primarily used for manipulation. One common usage of git rev-parse is to print the SHA1 hashes given a revision specifier. In addition, it has various options to format this output such as --short for printing a shorter ...
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What are the differences between segment trees, interval trees, binary indexed trees and range trees

...re differences between segment trees, interval trees, binary indexed trees and range trees in terms of: 2 Answers ...
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ANTLR: Is there a simple example?

...ing the examples at the antlr.org site, I still can't get a clear understanding of the grammar to Java process. 5 Answers...
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Why do some C# lambda expressions compile to static methods?

...tion<string> withClosure = s => Console.WriteLine("My name is {0} and I am {1} years old", s, age); Action<string> withoutClosure = s => Console.WriteLine("My name is {0}", s); Console.WriteLine(withClosure.Method.IsStatic); Console.WriteLine(withoutClosure.Method.IsStatic); This...