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How to use FormData for AJAX file upload?

... msg + "</pre>"); $('#close').hide(); }, error: function() { $(".modal .ajax_data").html( "<pre>Sorry! Couldn't process your request.</pre>" ); // $('#done').hide(); } }); you can use. var form = $('form')[0];...
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When should I use malloc in C and when don't I?

...meMemory = (uint8_t*)malloc(1024); // Do some stuff if ( /* some error occured */ ) return -1; // Do some other stuff free(someMemory); return result; } Do you see what's wrong with this code? There's a conditional return statement between malloc and free. It might seem oka...
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How to print a number with commas as thousands separators in JavaScript

...; const pass = result === expect; console.log(`${pass ? "✓" : "ERROR ====>"} ${x} => ${result}`); return pass; } let failures = 0; failures += !test(0, "0"); failures += !test(100, "100"); failures += !test(1000, "1,000"); failures += !test(10000, "1...
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Inspecting standard container (std::map) contents with gdb

...o a bit frustrating that commands like "plist foo std::string" give syntax errors. It appears that the value_type can't contain any punctuation. – Bklyn Jan 9 '09 at 21:49 2 ...
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C libcurl get output into a string

... callback function (there's no way around it), but also handles allocation error using try/catch. #include <iostream> #include <string> #include <curl/curl.h> size_t CurlWrite_CallbackFunc_StdString(void *contents, size_t size, size_t nmemb, std::string *s) { size_t newLength...
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Exclude a directory from git diff

...eem to work for files that are brand new or deleted across branches. I get errors that halt execution of the script, saying it can't diff against it. – Graham Christensen Apr 25 '11 at 21:16 ...
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Does a finally block always run?

...y, I remember a project where we foolishly tried to use catch (OutOfMemoryError oome) { // do stuff } This didn't work because the JVM had no memory left for executing the catch block. share | ...
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Is it possible to listen to a “style change” event?

... you can't launch your event because is not from your code. But I get some errors when I used it. So I write a new answer for show you the code that I use. Extension // Extends functionality of ".css()" // This could be renamed if you'd like (i.e. "$.fn.cssWithListener = func ...") (function() { ...
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Getting all types in a namespace via reflection

... Here's a fix for LoaderException errors you're likely to find if one of the types sublasses a type in another assembly: // Setup event handler to resolve assemblies AppDomain.CurrentDomain.ReflectionOnlyAssemblyResolve += new ResolveEventHandler(CurrentDoma...
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TypeError: not all arguments converted during string formatting python

... The error is in your string formatting. The correct way to use traditional string formatting using the '%' operator is to use a printf-style format string (Python documentation for this here: http://docs.python.org/2/library/str...