If you need to check whether curl is available in a web server, you can use snippet below to check available curl. The code below will check if curl is available and enabled in the web server.
The PHP snippet below generates a random string from given characters [0-9][a-z][A-Z]. You can just copy and use this PHP snippet in your projects.
Sometimes we need to change URL of pages, but it’s a risky task, because if your pages are already indexed in search engines, you will loose not only visitors but also ranking. Your indexed URLs will start to disappear one by one, forcing you to start from scratch again. But with htaccess you can easily redirect your visitors as well as search engine bots to new location safely.