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CodeIgniter: Create new helper?

... A CodeIgniter helper is a PHP file with multiple functions. It is not a class Create a file and put the following code into it. <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); if ( ! function_exists('test_method')) { ...
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getenv() vs. $_ENV in PHP

... According to the php documentation about getenv, they are exactly the same, except that getenv will look for the variable in a case-insensitive manner. Most of the time it probably doesn't matter, but one of the comments on the documentation...
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AJAX Mailchimp signup form integration

...mp account. The following is an updated version of this answer which uses PHP: The PHP files are "secured" on the server where the user never sees them yet the jQuery can still access & use. 1) Download the PHP 5 jQuery example here... http://apidocs.mailchimp.com/downloads/mcapi-simple-sub...
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Make header and footer files to be included in multiple html pages

...htm: On IIS, all parsed files may contain SSI, e.g. .aspx. If working with PHP, you need to use the PHP include or virtual command instead to achieve the same result. – The Conspiracy Sep 30 '17 at 4:34 ...
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Why is the shovel operator (

... This answer is based on a false premise: both allocating and freeing short-lived objects is essentially free in any halfway decent modern GC. It is at least as fast as stack allocation in C and significantly faster than malloc / free. Also, some more modern Ruby implemen...
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Unicode character in PHP string

... PHP 7.0.0 has introduced the "Unicode codepoint escape" syntax. It's now possible to write Unicode characters easily by using a double-quoted or a heredoc string, without calling any function. $unicodeChar = "\u{1000}"; ...
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Storing custom objects in an NSMutableArray in NSUserDefaults

...ray]; if (oldSavedArray != nil) objectArray = [[NSMutableArray alloc] initWithArray:oldSavedArray]; else objectArray = [[NSMutableArray alloc] init]; } You should check that the data returned from the user defaults is not nil, because I believe unarchiving from nil causes a...
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How to pass variable number of arguments to a PHP function

I have a PHP function that takes a variable number of arguments (using func_num_args() and func_get_args() ), but the number of arguments I want to pass the function depends on the length of an array. Is there a way to call a PHP function with a variable number of arguments? ...
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How to copy an object in Objective-C

...ne { // We'll ignore the zone for now YourClass *another = [[YourClass alloc] init]; another.obj = [obj copyWithZone: zone]; return another; } share | improve this answer | ...
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How to parse a CSV file using PHP [duplicate]

... Just use the function for parsing a CSV file http://php.net/manual/en/function.fgetcsv.php $row = 1; if (($handle = fopen("test.csv", "r")) !== FALSE) { while (($data = fgetcsv($handle, 1000, ",")) !== FALSE) { $num = count($data); echo "<p> $num fields in lin...