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Upload files with HTTPWebrequest (multipart/form-data)

...request stream. Here is the result: public static void HttpUploadFile(string url, string file, string paramName, string contentType, NameValueCollection nvc) { log.Debug(string.Format("Uploading {0} to {1}", file, url)); string boundary = "---------------------------" + DateTime...
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Reload Flask app when template file changes

...pplication when the templates change (or any other file), you can pass the extra_files argument to Flask().run(), a collection of filenames to watch: any change on those files will trigger the reloader. Example: from os import path, walk extra_dirs = ['directory/to/watch',] extra_files = extra_di...
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Efficient string concatenation in C++

I heard a few people expressing worries about "+" operator in std::string and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++? ...
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How to initialize a List to a given size (as opposed to capacity)?

... List<string> L = new List<string> ( new string[10] ); share | improve this answer | follow ...
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JSON.stringify without quotes on properties?

...most cases: const object = { name: 'John Smith' }; const json = JSON.stringify(object); // {"name":"John Smith"} console.log(json); const unquoted = json.replace(/"([^"]+)":/g, '$1:'); console.log(unquoted); // {name:"John Smith"} Extreme case: var json = '{ "name": "J\\":ohn Smit...
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How to convert decimal to hexadecimal in JavaScript

... Convert a number to a hexadecimal string with: hexString = yourNumber.toString(16); And reverse the process with: yourNumber = parseInt(hexString, 16); share | ...
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Match whitespace but not newlines

... in my horizontal whitespace character class. In Java: static public final String HORIZONTAL_WHITESPACE = "[\\p{Blank}\\u200B\\u2060\\uFFEF]" share | improve this answer | f...
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How to get current moment in ISO 8601 format with date, hour, and minute?

...'"); // Quoted "Z" to indicate UTC, no timezone offset df.setTimeZone(tz); String nowAsISO = df.format(new Date()); Using a new Date() as shown above will format the current time. share | improve ...
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Why does Windows64 use a different calling convention from all other OSes on x86-64?

...arg[0] and arg[1] has some advantages. See cHao's comment. ?SI and ?DI are string instruction source / destination operands, and as cHao mentioned, their use as argument registers means that with the AMD64 UN*X calling conventions, the simplest possible strcpy() function, for example, only consists ...
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MySQL root access from all hosts

...to comment out the line in your my.cnf file: #bind-address = 127.0.0.1 and restart mysql service mysql restart By default it binds only to localhost, but if you comment the line it binds to all interfaces it finds. Commenting out the line is equivalent to bind-address=*. To check where mysql...