Open-source software at present has a large market share in server software for Internet infrastructure. This market share means that there are many suppliers of consultancy services and instruction in open-source software in this area. Accordingly, there is some specific software based on open-source software. There are, for example, some e-commerce systems that use Apache as the server software.

This is list of common commands which can be used from command prompt or from run screen.You can just do:-

=>Click On Start menu

=>Click On Run

Type or paste any of command from list to test it or use it.Be sure to read description of command before using it and you will be runing command at your own risk :-) i will not there for fixing it if you got issues from these commands .However these are safe commands but still you must be able enough to know that what ar you doing.

Windows networking is essential all ties and you must be aware about basic commands used in networking.These are helpful for troubleshooting your system many times and keeping your computer safe and fast for usage. I will introduce many utilities in this book about windows and DOS system where system administrator can use these for managing system performance and configuraing system.

Many utility commands exist in window for administration purpose.You can see these commands in your windows folder but be always confident before using any of command given here.

To enable curl library with XAMPP we need to modify the php.ini files in our xampp folder.

1) Locate the following files in XAMPP folder Installation:

C:\Program Files\xampp\apache\bin\php.ini
C:\Program Files\xampp\php\php.ini
C:\Program Files\xampp\php\php4\php.ini

2) Uncomment the following line on your php.ini file by removing the semicolon.

;extension=php_curl.dll

extension=php_curl.dll

3) Restart your apache server.

4) Check your phpinfo output if curl was properly enabled.

Classptah variable tells the path for JVM for looking the class file for execution.Class path specify that where Java Virtual machnice should look for files to be executed.This is needed at time we do java <classname>

The CLASSPATH variable can be set on Windows XP with the following steps.

User Access Control (UAC) that all processes will launch in restricted
mode unless users specifically accept the elevation confirmation. For
command prompt, the commands may refuse to run or have access denied
error. So users need to launch command prompt will full admin rights
and permission state. Here’s a few ways and methods the elevated
command prompt can be opened and ran as administrator.

Corrupt Winsock or Windows sockets configuration can be due to a lot of
reasons (such as installation of a networking software, or due to