Posted in linux, technical stuff, tagged linux, shell history on March 25, 2008 | No Comments »
Almost all modern shell allows you to search command history if enabled by user. Use history command to display the history list with line numbers. Lines listed with with a * have been modified by user.
Shell history search command
Type history at a shell prompt:
$ history
Output:
Sample output:
6 du -c
7 du -ch
8 ls [01-15]*-2008
9 [...]
Posted in linux, technical stuff, tagged format, hard disk, linux on March 25, 2008 | No Comments »
There are total 4 steps involved for hard disk upgrade and installation procedure:
Step #1 : Partition the new disk using fdisk command
Following command will list all detected hard disks:
# fdisk -l | grep ‘^Disk’
Output:
Disk /dev/sda: 251.0 GB, 251000193024 bytes
Disk /dev/sdb: 251.0 GB, 251000193024 bytes
A device name refers to the entire hard disk.
To partition the disk [...]
Posted in mysql, technical stuff, tagged mysql, password, root on March 25, 2008 | 1 Comment »
You can recover MySQL database server password with following five easy steps.
Step # 1: Stop the MySQL server process.
Step # 2: Start the MySQL (mysqld) server/daemon process with the –skip-grant-tables option so that it will not prompt for password.
Step # 3: Connect to mysql server as the root user.
Step # 4: Setup new root password.
Step [...]
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