How to download Javascript data as file on the client side
When building websites or web apps, creating a “Download as file” link is quite useful. For example if you want to allow user to export…
Author: phptuts
PHP DOMDocument: Error while parsing HTML tags in JavaScript string
This is an example you will see this error clearly: Online demo: http://demo.tutorialspots.com/html/domdocument.php Result: Right result must be: http://demo.tutorialspots.com/html/domdocument.html How to fix this error? We…
Dropzonejs: how to fix error “Server responded with 0 code”
We upload to other domain (cdn.tutorialspots.com), we see a request with method OPTIONS We see a request header: and don’t see response header Access-Control-Allow-Headers This…
How to prevent Javascript redirect in window.location
In Javascript, you can change location by using some methods like … However, in some cases, you want to prevent it. How to do it?…
Failed to start The PHP FastCGI Process Manager
Suppose that you use PHP-fpm on a linux server like CentOS, suddenly, PHP don’t work. You check PHP-fpm status then see: You try to restart…
Forwarding PHP requests via ProxyPassMatch as a handler when file exists
When you use mod_proxy_fcgi and php-fpm and httpd You will see in the VirtualHost block in http.conf: But when you use mod_rewrite will get error…
How to set up the htaccess File on Apache on CentOS
Example: open file /etc/httpd/conf.d/http.conf In the Directory block: Now is: Change to: Now restart service httpd Done!
PHP: How to check if a MySQL table exists
In this article, we show how to check if a MySQL table exists using PHP. Using the code below, you can check to see if…
How to Install RPMforge yum repository on CentOS 7
Read: How to Install RPMforge yum repository on CentOS 6 In this tutorial we will learn how to install and add the RPMforge repository on…
How to fix PHP warning: Cannot load Zend OPcache – extension already loaded
If you see this warning like this: or See your PHP config folder: You see two files: Delete file 10-opcache.ini, then restart PHP-FPM