PHP
An example of generating an XML feed for Google Merchant in PHP with a minimum set of required fields.
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Collection of methods for reloading a page or browser tab.
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Several options for how to prevent opening pages of your site in an iframe using htaccess, PHP and JS.
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The SSL certificate can be obtained using the Stream Context, and the openssl_x509_parse() function will help to parse...
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Two PHP functions for converting seconds to days, hours, minutes.
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The array_unique function returns an array without duplicate values, and it works with multidimensional arrays as well.
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Sometimes on hostings PHP opcache caching is enabled by default. Edits were made in the code, but on the site everything is displayed as before...
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A collection of regular expressions with examples in PHP for validating data from form fields.
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Often on sites, it becomes necessary to insert dynamic information blocks into the texts of pages - banners, phones...
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cURL PHP is a library for receiving and transmitting data via protocols such as HTTP, FTP, HTTPS. The library is used...
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By default, in php, the session lifetime is only 24 minutes, and cookies are saved until the browser is closed, such parameters are set on many hosting services.
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Basic examples of working with PHP arrays. Creation, filling, extraction and removal of values.
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To distinguish between direct and AJAX requests, simply check the value of the $ _SERVER global variable
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The Last-Modified header helps to optimize the loading of web pages and make the job easier for search engines.
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