Error: Package tuple  could not be found in packagesack.if you get this message  if you make changes to
from the default in your /etc/yum.conf or any of your *.repo files in /etc/yum.repos.d/,
for this only workaround is to clean the yum repository.
solution for this  yum repository that I found by disabling all …

To Upgrade php5.1 to php5.2 on Cetnos 5.04
First you need to create
1.[root@localhost ]# touch /etc/yum.repos.d/CentOS-5.repo
2.Add below lines to Centos-5.repo file
[c5-testing]
name=CentOS-5 Testing
baseurl=http://dev.centos.org/centos/$releasever/testing/$basearch/
enabled=0
gpgcheck=1
gpgkey=http://dev.centos.org/centos/RPM-GPG-KEY-CentOS-testing
3.[root@localhost ~]# yum –enablerepo=c5-testing install php
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* addons: mirror.nus.edu.sg
* base: mirror.nus.edu.sg
* extras: mirror.nus.edu.sg
* livna: ftp-stud.fht-esslingen.de
* rpmforge: ftp-stud.fht-esslingen.de
* updates: mirror.nus.edu.sg
c5-testing                                                                                        | 1.9 kB     …

IF you get below message
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote …

if you get a message .wine is not owned by you.then you trying to run wine with root permission.never do that.
run directly .
you can trouble shoot in two ways.
one is you need to change the owner permissions
by running
$chown username.uername -R .wine
or
do below steps
first you need to remove wine by running …

You can check that Exim is correctly set up for receiving incoming SMTP messages by telnetting to the
SMTP port on your machine.
Example :
smartproteam@smartproteam:~$ telnet localhost smtp
Trying ::1…
Trying 127.0.0.1…
Connected to localhost.
Escape character is ‘^]’.
220 smartproteam ESMTP Postfix (Ubuntu)
quit
221 2.0.0 Bye
Connection closed by foreign host.
or another way by using port number
smartproteam@smartproteam:~$ telnet …

after install of googleearth5 , Panorama images? Nearby could not be displayed.Web and find the pattern that occurred in 64Bit OS.
here is the solution :
first you need to gt.conf like below and create symlink
$ sudo gedit /usr/share/googleearth/qt.conf
# Write down the
[Paths] [Paths]
Documentation=/usr/share/doc
Libraries=/usr/lib32
Plugins=/usr/lib32/qt4/plugins
Translations=/usr/share/qt4/
#now you need to symlink .
$ cd /usr/lib32/googleearth
$ sudo ln …

We can recover MySQL database server password with the following 5 steps:
1: Stop (stop) the MySQL server process.
2: Run (start) the server or the MySQL daemon (mysqld) with option-skip-grant-tables so it will not display the password prompt.
3: Sign (login via mysql tool) to the MySQL server as root user.
4: Enter …

first you need check the VGA brand open terminal and type below command
$ lspci | grep VGA
after you need go to direktory / usr / bin / compiz-manager
type —> $ cd / usr / bin
continue —>$ type sudo gedit compiz-manager
enter password:
gedit in the menu,
COMPIZ_BIN_PATH=”/usr/bin/” # For window decorators and compiz
PLUGIN_PATH=”/usr/lib/compiz/”
GLXINFO=”/usr/bin/glxinfo”
KWIN=”/usr/bin/kwin”
METACITY=”/usr/bin/metacity”
COMPIZ_NAME=”compiz” …

Repair corrupted XFS file system ,if  experience any  mounting corrupted file system here is a solution to repair
first figure out which /dev/sdb ?  for that Run
admin@smartproteam$  dmesg
command in terminal,last four you can find which drive you are mounted  like /dev/sdb2.then run below step
admin@smartproteam$   xfs_repair -L /dev/sdb2
After running above command you …

To fix this first you need add below lines to source list
/etc/apt/sources.list
add this lines to above source list
deb http://ppa.launchpad.net/siretart/ppa/ubuntu jaunty main
deb-src http://ppa.launchpad.net/siretart/ppa/ubuntu jaunty main
and then run
sudo apt-get update
next run
sudo apt-get install xserver-xorg-video-intel