Archive for December, 2008

• TECHPULP | How to create Fedora Core 6 Virtual Machine using VMWare Server
  If you try to install Fedora Core 6 to a virtual machine in VMWare, installer doesn’t detect the hard drive that is attached with default options. The FC6 installer throws an error saying “No Devices Found”. To get rid of...
• TECHPULP | How to find status of a system service in RedHat Linux/Fedora
  There is a script in “/etc/init.d” directory to control each system service. For example, “/etc/init.d/httpd” script is used to control Apache web service. Typically all the scripts under that directory support basic operations like start, stop, status. The status of...

• TECHPULP | How to get PID of a process by name in bash script
  The following bash shell script looks at the output of “ps” command to identify the PID of a process. This script takes name of the process as command line argument. [neo@techpulp ~]# cat getpid.sh #!/bin/bash ps -e | grep "$1$"...
• TECHPULP | How to install a custom font in Microsoft Windows
  Typically font files have .fon or .ttf as file extension. To install a font file, just go to “Start Menu” and type “Run…” as shown below. This will show the following Run dialog as shown below. Type “%windir%\fonts\” and click...

• TECHPULP | How to get list of RPMs with install date and time
  The “rpm” command can be used with “-aq –last” options to list the currently installed RPMs and their install date and time. The following shows output the command in my Fedora 10 Linux. This command lists the latest RPMs first....
• TECHPULP | How to find list of available drives and partitions in my Linux system
  There is a special file “/proc/partitions” in the proc file system interface exported by Linux kernel. This file contains information of all drives, partitions and their sizes present in the system. A sample file is shown below. This contains only...

• TECHPULP | How to log all that is displayed in my console to a file
  It is difficult to keep track of all that is printed in the console session especially if you are debugging a program with lots of debug messages. In such cases, you can use “script” command which spawns a new shell...
• TECHPULP | How to find IP address of DNS Server in Linux
  The file “/etc/resolv.conf” contains IP addresses of DNS servers along with domain name. A example file is shown below. [neo@techpulp ~]$ cat /etc/resolv.conf nameserver 202.64.38.98 nameserver 202.64.39.98 [neo@techpulp ~]$ In the above example, Two DNS servers are configured in my...

• TECHPULP | Why GNU make compiles even if there are no modified files
  Some times GNU Make continue to compile some files even if there are no modifications. Typically it happens if you have transferred the files from some other system whose time is set to future. As while transferring files using tarball...
• TECHPULP | Why special keys don’t work in VMWare virtual machine
  The VMWare server requires some keymaps to be defined in its configuration file in Fedora 10 to get the special keys work in virtual machines. Just add the following at the end of “/etc/vmware/config” file. The same solution might work...