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Rails: How to change the text on the submit button in a Rails Form

... If you want to change all create and update form submit tags, this change is easy to make. Modify config/locales/en.yml like so: en: helpers: submit: create: "Crear un %{model}" update: "Confirmar cambios al %{model} creado" ...
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Why does the PHP json_encode function convert UTF-8 strings to hexadecimal entities?

... Since PHP/5.4.0, there is an option called JSON_UNESCAPED_UNICODE. Check it out: https://php.net/function.json-encode Therefore you should try: json_encode( $text, JSON_UNESCAPED_UNICODE ); ...
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C read file line by line

... Why should I do that? Read the manual, buffer is reallocated at each call, then it should be freed at the end. – mbaitoff Nov 30 '12 at 12:43 30 ...
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What Vim command(s) can be used to quote/unquote words?

...tes. Change single quotes to double quotes va':s/\%V'\%V/"/g va' - Visually select the quoted word and the quotes. :s/ - Start a replacement. \%V'\%V - Only match single quotes that are within the visually selected region. /"/g - Replace them all with double quotes. ...
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How to scale a UIImageView proportionally?

I have a UIImageView and the objective is to scale it down proportionally by giving it either a height or width. 17 Answer...
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Convert a String representation of a Dictionary to a dictionary?

... Starting in Python 2.6 you can use the built-in ast.literal_eval: >>> import ast >>> ast.literal_eval("{'muffin' : 'lolz', 'foo' : 'kitty'}") {'muffin': 'lolz', 'foo': 'kitty'} This is safer than using eval. As its own docs say: >>> help(ast.literal_e...
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How do I implement an Objective-C singleton that is compatible with ARC?

...n; dispatch_once(&onceToken, ^{ sharedInstance = [[MyClass alloc] init]; // Do any other initialisation stuff here }); return sharedInstance; } share | improve this ...
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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees

...ess1.chunk(4) pipe process1.fold(0L) { (c, vs) => c + vs.map(_._1.length.toLong).sum }).runLast.run This should work with any value for the n parameter (provided you're willing to wait long enough) -- I tested with 2^14 32MiB arrays (i.e., a total of half a TiB of memory allocated ...
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How to silence output in a Bash script?

... All output: scriptname &>/dev/null Portable: scriptname >/dev/null 2>&1 Portable: scriptname >/dev/null 2>/dev/null For newer bash (no portable): scriptname &>- ...
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brew install mysql on macOS

I'm trying to setup up MySQL on mac os 10.6 using Homebrew by brew install mysql 5.1.52 . 16 Answers ...