URL

A Brief to The Uniform Resource Locater (URL)

You now have a basic idea about how communication takes place between a Web server and a Web browser. To connect to a Web server, you need to specify a valid URL. A Web browser installed on the client computer uses a Uniform Resource Locater (URL) to send a request to the server. This URL [...]

How to Find the Category of a URL with WebsensePing

At times, you may need to determine the category for a particular URL. While this can be done by browsing to the site, and then reporting on your activity, there is a faster and easier way to find this information for individual sites: the WebsensePing utility.This utility provides the category under which the site is [...]

How to Block IP address of any country with iptables

Sometime it is necessary to block incoming connection or traffic from specific remote host. iptables is administration tool for IPv4 packet filtering and NAT under Linux kernel. Following tip will help you to block attacker or spammers IP address.  The blocklist is create with an API I wrote and you can use wget to update [...]

How to Install Elgg – An open, flexible social networking engine

Elgg is an open, flexible social networking engine, designed to run at the heart of any socially-aware application. Building on Elgg is easy, and because the engine handles common web application and social functionality for you, you can concentrate on developing your idea. Elgg is open source. That means, when you use Elgg, you have [...]

How to configure a 301 Redirect

301 redirect is the most efficient and Search Engine Friendly method for webpage redirection. It’s not that hard to implement and it should preserve your search engine rankings for that particular page. If you have to change file names or move pages around, it’s the safest option. The code “301″ is interpreted as “moved permanently”. [...]

How to verify that PHP is running on your box

To verify that Apache and P HP  are installed and running, first point a browser to the host on which they are installed and verify that the browser can view the apache test page. To verify that the PHP is runing and operating correctly, create the following script placing the same on the web folder. [...]

How to Install and Configure the eAccelerator PHP cache on Apache

If you are looking for a way to speed up your PHP pages on Apache, this is the software you want to install. Huge performance gains can be had when using this software to precompile and cache your PHP pages, and it is very simple to install.

How to Create Your Own Filtering Policy in Websense Express

Policies assigned to users, computers, or networks control user access to the Internet. Each policy identifies certain categories and protocols for enforcement and defines when the policy is in effect. Websense Express installs with default policies that allow you to begin filtering the Internet immediately. If these policies do not meet the filtering requirements of [...]

How to run a PHP script on cron

Lots of programmers like PHP for its ability to code and develop web applications fast. Code-debugging is a lot easier than with PERL or C. However, there is one thing a lot of developers are puzzled about, “How to run PHP Scripts with crontab?” Cron is normally available on all Unix and Linux distributions; if [...]