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How to redirect to a 404 in Rails?

...ou want to show a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this: def not_found raise ActionController::RoutingError.new('Not Found') end Rails also handles AbstractController::ActionNotFound, and ActiveRecord::RecordNotFound the same way....
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Formatting Phone Numbers in PHP

...etter in the future. The comment you reference seems to have been deleted. All is well. Happy holidays. – Stoutie Dec 24 '16 at 5:16 add a comment  |  ...
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How to find all links / pages on a website

Is it possible to find all the pages and links on ANY given website? I'd like to enter a URL and produce a directory tree of all links from that site? ...
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How do I filter ForeignKey choices in a Django ModelForm?

... can populate the validation data by making using the super(...).__init__ call in your overridden method. If you are making several of these queryset changes its a lot more elegant to package them by overriding the init method. – michael Aug 7 '09 at 4:53 ...
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What's the difference between isset() and array_key_exists()? [duplicate]

How do the following two function calls compare: 8 Answers 8 ...
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Loop through an array php

... Also checkout var_export, which prints valid PHP code. You can save that to a file, then write the code to loop over it there before putting it in your main code. – Ben Mar 30 '17 at 15:39 ...
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How to convert date to timestamp in PHP?

... This solution can lead to an unexpected behavior. Those who use PHP 5.3+ should adopt Prof. Falken answer, in which one has full control over the date format. – Luca Fagioli Apr 13 '15 at 20:22 ...
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What is the difference between bindParam and bindValue?

...ute() is called. And execute call PDOStatement::bindParam() to bind PHP variables to the parameter markers: bound variables pass their value as input and receive the output value, if any, of their associated parameter markers Example: $value = 'foo'; $s = $dbh->prepare('SELECT name FROM...
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How can I correctly prefix a word with “a” and “an”?

...uick filter program that spits out only article text (the download is generally in XML format, along with non-article metadata too). Find all instances of a(n).... and make an index on the following word and all of its prefixes (you can use a simple suffixtrie for this). This should be case sensitiv...
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How do you create optional arguments in php?

...ument must be a constant expression. It can't be a variable or a function call. If you need this functionality however: function foo($foo, $bar = false) { if(!$bar) { $bar = $foo; } } Assuming $bar isn't expected to be a boolean of course. ...