Centering items using CSS is actually very easy. If you want to center a picture horizontally then just use the following code in your CSS file. IMG.centered { display: block; margin-left: auto; margin-right: auto; } What the above CSS code does is center an image between the left and right margins automatically. Whenever you insert [...]
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Automatically Add WWW to All Your URLs
It is always a good idea to pick one format for your website URL and stick with it. If you want to make sure all your URLs have a “www” in front of them then paste the following code at the top of your “.htaccess” file. Options +FollowSymlinks RewriteEngine On RewriteCond %{REQUEST_URI}\\/%{HTTP_HOST}/www. ^/+(.+/)?[^.]*[^/]\\(/)([^w][^w][^w][^.].*/(www\.)¦.*)$ [OR,NC] RewriteCond [...]
Prevent search engines from crawling and indexing your website
All search engines have automatic web crawlers that are constantly browsing the internet in order to keep their search results up to date. Unless you specifically configure your website to disallow them, they will eventually find you and list you in their search results. To disallow these crawlers(robots) from crawling your website, just create a [...]
How to get information about your php installation
When creating php programs, not only is it important to know which version of php is running on your server but also which modules are compiled with your php installation. To check what modules are installed, simply type the following code in a php file and load the file in your browser. phpinfo(8); If you [...]
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Understanding Linux File Permissions
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How to setup a redundant NFS server with DRBD and Heartbeat in CentOS 5
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Automatically Add WWW to All Your URLs
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How to Install ThinkorSwim in Linux
