For many, the biggest barrier to adopting Linux is the challenge of having to use the command line for too many tasks. One of these tasks, it is though, is the installation of applications.

This tutorial describes how to fix the ssh X11 forwarding problem in CentOS 5.5 server.

Autoselected keyboard map en-us
ERROR: Failed to open display:

Make sure that the "xorg-x11-xauth" is also installed in your system. If not, this comm

yum -y install xorg-x11-xauth

Ensure that "X11Forwarding" is enabled in your ssh server configuration file. Edit the file "/etc/ssh/sshd_config".

If you want to delete a record from any MySQL table then you can use the delete command. The delete command is very similar to the update command.

delete from table where where_condition;

The delete statement deletes rows from a table.
The table is the table name.
The where clause specifies the conditions that identify which rows to delete.

Here is a general form of insert command:

insert into table (column1, column2) values (value1, value2);

The insert statement inserts new row into an existing table. The table is the name of the table into which we want to insert data, column1 and column2 are column names and value1, value2 are values for the respective columns.

Integrate twitter with pidgin and tweet like you chat

Better delete your passwords from Firefox's Password Manager before next week's Black Hat security conference in Las Vegas. That's when Jeremiah Grossman will present a demo showcasing how Javascript can be used to collect passwords from Firefox.

The Linux tee command is a way to write the standard output to a file. This is a little different from redirecting output to a file. In this case, the output is still send to standard out, but an additional copy is sent to create your text file.

In terms of speed, we can't deny the fact that Linux has an edge over Windows.