Knowledgebase : General Knowledge
The DNS cache doesn't ever flush, unless you explicitly tell it to or you make a DNS/networking related configuration change. DNS records have a Time To Live (TTL) value associated with them which ...
Most computers that are connected to the internet automatically cache the hostname of the websites you have visited to make reloading the pages faster than if there was no cache. If the IP address ...
Transport Layer Security (TLS) and Secure Sockets Layer (SSL) are two different communication protocols that allow applications to communicate securely over the Internet using data encryption. TLS ...
Apache is an open-source (source code is freely available and can be shared) HTTP Web server software. It is currently the most popular web server on the Net. It is usually run on Unix operating sy...
CGI stands for Common Gateway Interface and is a standard way for data to be passed between web applications e.g. passing data from an online HTML form to a script on the server.
Pronounced lee-nucks. Linux is a computer operating system and its kernel. It is one of the most prominent examples of free software and of open-source development: unlike proprietary operating sys...
Linux is case-sensitive. For example: myfile, Myfile, and myFILE are three different files. Your password and login name are also case-sensitive. (This follows tradition since both UNIX and the "c"...
The MySQL® database has become the world's most popular open source database because of its consistent fast performance, high reliability and ease of use. It's used in more than 6 million insta...
Practical Extraction and Reporting Language is an open source server side programming language extensively used for web scripts and to process data passed via the Common Gateway Interface from HTML...
PHP: Hypertext Preprocessor is an open source server side programming language extensively used for web scripts and to process data passed via the Common Gateway Interface from HTML forms etc. PHP ...
Server-side script is a program or script that runs on a web server but does not download to a web browser (although it may download output from the script). There are a number of server-side scrip...