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Computer

Computer is an Electronic Machine which receives input from user, stored it, proceed it and give output which is useful for mankind. Modern computers are electronic and digital. The actual machinery -- wires, transistors, and circuits -- is called hardware; the instructions and data are called software.

Network

A network is a group of two or more computer systems linked together. There are many types of computer networks, Including Local-area networks (LANs), Wide-area networks (WANs), Campus-area networks (CANs), Metropolitan-area networks MANs), home-area networks (HANs)

News

News has two priorities: it must be current, and it must mean something to people. A story about the environment and a story about the Oscars can both be newsworthy, for different reasons. On the surface at least, the objective of news is to inform the audience. It's the job of all the news media to tell people what's going on in their community - locally, nationally or globally. In this sense, the news media provide a valuable public service.

Mobile Prices

A mobile phone (also known as a cellular phone, cell phone and a hand phone) is a device that can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile phone operator, allowing access to the public telephone network. By contrast, a cordless telephone is used only within the short range of a single, private base station.

Wallpapers

On a computer that is provided with a desktop kind of user interface, wallpaper is the background pattern or picture against which desktop menus, icons, and other elements are displayed and moved around. A wallpaper image can be in a JPEG or a GIF file format.

Social WEB

Use SSH Tunneling to surf net invisibly

Unable to surf net over work/college ? Want to surf net invisibly ? Well,we have a solution for that,SSH Tunneling.An SSH tunnel is an encrypted tunnel created through an SSH protocol connection. SSH tunnels may be used to tunnel unencrypted traffic over a network through an encrypted channel.In easy language,you can surf net without being monitored and even surf blocked sites too.SSH Is pretty awesome.
Without leaving your seat,you have a way to control a computer which ay be located anywhere on this planet.
SSH TunnelingAnd if you have access to a PC with an SSHd installed, you can channelize your traffic through that computer,which is particularly is useful in situations when -
  1. The site is normally inaccessible from your current location (School/Work)
  2. You do not want your connection monitored (You’re using a WiFi hotspot/You’re in a country that monitors/censors your internet usage)
In this tutorial,I will be using Firefox on Gentoo Linux , but it its applicable to all distributions of linux.
Step One: Setting Up the Tunnel
All common Linux distributions come with openssh packages. To check whether you have ssh installed already type the command "which ssh". Gentoo has opensh package preinstalled,so no tension :)
First we need to SSH to the server that we want to tunnel through, open up terminal and type the following command
ssh -ND @
Replace with a port number of your choice; This will be the LOCAL port which Firefox will use to tunnel the traffic later on…Try to choose a high and random port number so as nobody scans or sneaks them in (system admin and firewalls)
Practical Example:
ssh -ND 2945 rishabh.cs07@sviet.ac.in
Now enter your password as usual, and it will hang after authentication, which is perfectly normal as it isn’t an interactive session- Now minimize the terminal and open Firefox.
Step Two: Configuring Firefox
In Firefox, Go to (Depending upon which version you are using)
preferences -> advanced -> Network -> connection settings
or
Tools –> options –> Advanced –> Network –> settings
A new window should appear,select the “Manual Proxy Configuration” option, you’ll need to type some information in the ‘SOCKS Host’ section.
Host: localhost
Port: Port you used in the SSH command earlier.
Save your changes..Just to make sure it worked, check your IP with an online IP checker :)

Happy Surfing

{Linux} Tips and Tricks


Are you a unix geek ? Here are both indispensible linux tips and tricks which are staleness for new and knowledgeable users alike.Lets change a aspect at them-More Linux Tips and tricks for geeks and newbies alike

Hurrying up your alcoholic journeying

Get faster file dealings by using 32-bit transfers on your cruel force

Conscionable add the line:

    hdparm -c3 /dev/hdX

to a bootup script.If you use SuSE or remaining distros based on SYS V,

    /sbin/init.d/boot.localised

should manipulate for you. This enables 32-bit dealings on your marmorean ride. On whatever systems it can alter soul action by 75%. To trial your show vantage, write:

    hdparm -t -T /dev/hdX

Author DOS-like commands
More grouping are unwinding to Linux because they avoid the stability of gracious old DOS. In that wanton, more users are typewriting DOS commands (which originated from UNIX in the premiere abode) that lie smooth but make errors. The order "cd.." in DOS is dead binding, but Linux balks. This is because "cd" is a mastery, and any constant for that dictation staleness be unconnected from the code book application in your domicile directory to modify the file ".bashrc". The point is there on utility, this hides the line from inborn ls representation.

Add the lines:

    name cd/="cd /"
    a.k.a. cd~="cd ~"
    alias cd..="cd .."

And I usually add these...

    name md="mkdir"
    name rd="rmdir -i"
    a.k.a. rm="rm -i"

and my position and comfort lover a.k.a....

    a.k.a. ls="ls --color"

name is a compelling puppet, and can be victimised in the .bashrc book as surface as from the compel connection. You can, if you need to pass the reading, create your own group of bomb commands to agree how you run. As longitudinal as you put them in your .bashrc record, they'll be there everytime you log in. Notation that if you oft log in as structure, you power require to simulate /home/username/.bashrc to /root/.bashrc to remain yourself lucid.

Scene your timezone
The timezone under Linux is set by a symbolic statement from /etc/localtime[1] to a enter in the /usr/share/zoneinfo[2] directory that corresponds with what timezone you are in. For model, since I'm in Southeast Australia, /etc/localtime is a symlink to /usr/share/zoneinfo/Australia/South. To set this join, type:

    ln -sf ../usr/share/zoneinfo/your/zone /etc/localtime

Pose your/zone with something suchlike Australia/NSW or Australia/Perth. Screw a lie in the directories under /usr/share/zoneinfo to see what timezones are purchasable.

   1. This assumes that /usr/share/zoneinfo is linked to /etc/localtime as it is low Red Hat Unix.
   2. On senior systems, you'll effort that /usr/lib/zoneinfo is utilised instead of /usr/share/zoneinfo. See also the ulterior writing ``The period in both applications is wicked''.

How to do approving with tar ?
You can mantain a position of files that you with to voice into a enter and tar it when you greet.

    tar czvf tarfile.tar.gz -T list_file

where list_file is a acerate name of what you poverty to allow into the tar

i.e:

    /etc/smb.conf
    /root/myfile
    /etc/ppp (all files into the /etc/ppp directory)
    /opt/gnome/html/gnome-dev-info.html

How to protect a computer from responsive to sound ?

a panduriform "sound 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all" instrument do the fob... to grow it back on, only

    "ring 0 > /proc/sys/net/ipv4/icmp_echo_ignore_all"

Check adjusted for statesman tips and tricks.

Cheers

Fix your windows errors with registry cleaner


WIndows is the most used operating system of the world. But most of the virus and malwares harms windows. And each time a person is forced to re install windows because of virus effects. But you can also recovers and fix your windows errors without re-installing windows.
Most of the windows problems occurs due to registry changes made by virus. So updating your registry to original settings will fix your winodws. But now the problem is how to do that?
registry is the complex part of the windows and any wrong changes may lead to a unstable windows or crash.




"WiseFixer is an excellent Windows registry cleaner. Running this product on a scheduled basis, will result in a stable system and using it will greatly enhance system performance. The scan technology helps the user quickly identify errors and invalid entries that cause the computer to slow, freeze or crash. The product provides a set of tools to repair Windows registry problems, safely and securely speed up computer performance, and optimize system settings."


Download AVG PC Tuneup 2011 v10.0.0.22 ML Portable



AVG PC Tuneup 2011 v10.0.0.22 ML Portable | 12.0 Mb


You already know how AVG can protect you online. Now we take that expertise one step further by fixing problems that slow you down. AVG PC Tuneup is your one-stop shop to help you get the most out of your PC.

Optimize your Internet connection 
Internet optimizer

Internet optimizer automatically tunes your Internet connection settings to speed up your online life. 
Recover accidentally deleted files 
File recovery

AVG PC Tuneup comes fully equipped with a file recovery tool so that you can recover files that have been damaged or accidentally deleted within Windows. 
Permanently delete files and wipe disks 
File shredder and disk wiper

Deleting files or folders removes references to them but doesn’t remove the actual data stored within the file. This means that files you think you’ve deleted can easily be retrieved. 
Protect your privacy 
Track eraser

Lots of information about your activities is recorded on your PC. Track eraser will help you protect your privacy by removing this personal information from your computer. 
Make your PC more stable and free up disk space 
Disk and registry cleaner

Clean up old files, duplicate files and broken registries to get the most out of your PC. 
Improve your disk speed 
Disk and windows registry defragmenter

Disc defragmentation optimizes your file system to get the most out of your hard drive. Enjoy a faster hard disk and a more stable and smooth running computer. 
Monitor your hard drive health and space usage 
Disk doctor and disk explorer

With these two tools it will be easy for you to keep your data organized and safe from being lost due to hard disk failure

Download Here

download YouTube videos by YouTube HD Transfer 1.1.14


YouTube HD Transfer 1.1.14 | 4.2 MB

YouTube HD Transfer allows you to easily download videos from YouTube by simply pasting the URL into the interface or searching YouTube in the program’s Search tab. The program retrieves the video details and lets you choose from all available formats, like low/high quality FLV, High Definition MP4(720p) and Full High Definition MP4 (1080p) if available. You can 
preview the video with the built-in viewer and download it to your hard drive with the click of a button. YouTube HD Transfer also comes with an integrated search feature to find related videos and to search for videos by keyword.
YouTube HD Transfer offers two ways to download videos: the first one is pasting the video URL directly from the YouTube website, and the second one is searching YouTube in the program’s Search tab. Either way, when you select a video you’ll also see related videos – just like on YouTube – but beware because browsing these related videos can be a bit confusing – you can’t go back to previous selected videos, like in your browser.
Once you find a video you like, simply select the appropriate format and click the Download button. The video will be downloaded to your hard drive right away. If you want to make sure that’s the video you want, simply use the Preview tab.

Download Here:

Microsoft Safety Scanner, free on demand antivirus tool from microsoft


Microsoft Safety Scanner, free on demand antivirus tool from microsoft

Today i have a good news for windows user. Now you have one more antiVirus tool. Microsoft has released an on demand antivirus tool. This tool is named as The Microsoft Safety Scanner. This tool is free to download for windows user and provide on demand scanning of viruses, spyware and other malicious softwares. This tool is portable and comes in both 32-bit and 64-bit versions for Windows XP and later. 


It does not have update functionality and does not need any installation. The Microsoft Safety Scanner expires 10 days after being downloaded. To re-run a scan with the latest anti-malware definitions, download and run the Microsoft Safety Scanner again.


Download Here: