How-to articles, tricks, and solutions about PHP
In PHP, you can use the mktime function to get the Unix timestamp of the first day of the current year, then use the date function to format it as a date string.
In PHP, arrays can be passed in the URL using the $_GET superglobal variable, but they need to be encoded first using the http_build_query() function.
This error message is indicating that the Symfony framework is unable to find a specific class within the namespaces that have been configured.
UTF-8 is a character encoding that represents each character in a text document as a unique numerical code.
In Magento, a configurable product is made up of multiple simple products, each with different options such as size or color.
In PHP, you can add an element to the end of an array using the array_push() function.
You can use the mysqli_fetch_assoc() function to retrieve an associative array of a single row from a result set, and use a loop to iterate through the result set and store each row in an array.
In PHP, you can use the built-in function random_bytes() to generate cryptographically secure random bytes, which can then be converted into a token.
To update PHP to version 7.4 on macOS Catalina using Homebrew, you can use the following steps:
FastCGI is a protocol for interfacing interactive programs with a web server.
This error message appears when a PHP script is trying to modify the headers of an HTTP response after the headers have already been sent.
In Laravel, you can use the setTimezone method on a Carbon instance to change the timezone without changing the hour.
There are several libraries available in PHP that can be used to create PDF invoices, such as TCPDF and FPDF.
To run a PHP file from the Mac terminal, you will need to have a web server installed, such as Apache, and PHP should be configured correctly with the server.
On Ubuntu, the location of the php.ini file depends on the version of PHP you have installed.
Single sign-on (SSO) allows users to authenticate once and gain access to multiple applications without having to re-enter their credentials.
In Laravel, an "Undefined offset" error typically occurs when trying to access an array index that does not exist.
To merge cells in Excel using PHPExcel, you can use the mergeCells() method.
You can use the if statement in PHP to check if two conditions are true.
PHP_SELF, PATH_INFO, SCRIPT_NAME, and REQUEST_URI are all superglobal variables in PHP that provide information about the current URL being requested.
Using $this inside a static function is not allowed in PHP because the $this variable is only available within the context of a non-static method.
It is generally not recommended to fake the $_SERVER['REMOTE_ADDR'] variable, as it can lead to security vulnerabilities and potential abuse of the system.
In WordPress, the length of the excerpt (the summary text displayed on the homepage or archive pages) can be controlled by the theme or by a plugin.
In PHP, you can use the ucwords() function to convert a string to title case.