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Differences between C++ string == and compare()?

... This is what the standard has to say about operator== 21.4.8.2 operator== template<class charT, class traits, class Allocator> bool operator==(const basic_string<charT,traits,Allocator>& lhs, const basic_str...
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C compile error: “Variable-sized object may not be initialized”

...printf( "%d", boardAux[1][2] ) compiles fine. The compiler knows the sizes and knows in what position in memory the (1,2)-th element is. If you use dynamic allocation the array is uni-dimensional and you must perform the math yourself: printf("%d", boardAux[ 1*length + 2 ]) – D...
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Maximum call stack size exceeded error

I am using a Direct Web Remoting (DWR) JavaScript library file and am getting an error only in Safari (desktop and iPad) 31...
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Convert base64 string to ArrayBuffer

... into an ArrayBuffer. The base64 strings are user input, they will be copy and pasted from an email, so they're not there when the page is loaded. I would like to do this in javascript without making an ajax call to the server if possible. ...
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Learning Regular Expressions [closed]

I don't really understand regular expressions. Can you explain them to me in an easy-to-follow manner? If there are any online tools or books, could you also link to them? ...
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How to get the contents of a webpage in a shell variable?

In Linux how can I fetch an URL and get its contents in a variable in shell script? 6 Answers ...
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Medium-size Clojure sample application?

...ojure sample application that could be used as a "best-practices" example, and a good way to see what such an application would look like in terms of code and code organization? A web application would be particularly interesting to me, but most important is that the program do something commonly us...
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How can I detect if this dictionary key exists in C#?

...n IDictionary but a PhysicalAddressDictionary, so the methods are Contains and TryGetValue but they work in the same way. Example usage: PhysicalAddressEntry entry; PhysicalAddressKey key = c.PhysicalAddresses[PhysicalAddressKey.Home].Street; if (c.PhysicalAddresses.TryGetValue(key, out entry)) { ...
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Send POST request using NSURLSession

...hod:@"POST"]; NSDictionary *mapData = [[NSDictionary alloc] initWithObjectsAndKeys: @"TEST IOS", @"name", @"IOS TYPE", @"typemap", nil]; NSData *postData = [NSJSONSerialization dataWithJSONObject:mapData options:0 error:&error]; [request setHTTPBody:post...
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How to retrieve the first word of the output of a command in bash?

I have a command, for example: echo "word1 word2" . I want to put a pipe ( | ) and get word1 from the command. 12 Answers ...