Useful tips for everyday
How can I test for POSIX compliance of shell scripts? Bash will run in POSIX-compliant mode if the POSIXLY_CORRECT environment variable is set. From the…
How to check hba status in Solaris? Step 1 Run the fcinfo hba-port command to the HBA WWN in Solaris 10. Manufacturer: QLogic Corp. Manufacturer:…
Does Linux support dual boot? Linux is often best installed in a dual-boot system. This allows you to run Linux on your actual hardware, but…
Can we write functions in shell script? One often-overlooked feature of Bourne shell script programming is that you can easily write functions for use within…
Is Ansible push or pull based? Ansible is an example of a push based configuration management tool that doesn’t need an agent to be installed…
How much space does Debian take? You must have at least 32MB of memory and 500MB of hard disk space to perform a normal installation.…
How to see if an application is running? #1: Press “Ctrl + Alt + Delete” and then choose “Task Manager”. Alternatively you can press “Ctrl…
How do I fix FTP connection Connection Refused? Security or Firewall You need to use iptables rules to open port 21. Make sure file /etc/hosts.…
Does Nvidia Optimus work on Linux? Nvidia did not support the Optimus technology on Ubuntu. While it did give Linux drivers for its discrete GPUs,…
How many cores does the AMD Phenom II X4 have? four cores Four Powerful Processing Cores With the Phenom II X4 series, AMD engineers have…