What is 0.0.0.0 ip address?
Have you ever seen the 0.0.0.0 address and wondered what it means? This is a special IP address that represents…
6 ways to use netstat command in Linux
The netstat command is one of the most powerful and useful commands in Linux. It can be used to troubleshoot…
2 Easy ways to fix cd: string not in pwd
The cd command is used to change the current working directory. When using the cd command with arguments, you can…
2 Easy ways to fix cd: Permission denied
If you’re getting an error like “cd: Permission denied” when trying to change directories in Bash, don’t worry, you’re not…
Understanding SSH StrictHostKeyChecking Option
The SSH option StrictHostKeyChecking is a security feature that affects how SSH verifies the identity of a remote computer when…
5 ways to fix ssh: Could not resolve hostname Name or service not known
If you’ve been getting the error message “ssh: Could not resolve hostname Name or service not known,” don’t worry, you’re…
10 Linux interview questions and Answers
What are the performance tools you would use on Linux Machine uptime dmesg | tail vmstat 1 mpstat -P ALL…
4 Proven Strategies to Succeed in a Technical Interview
Landing a job in the tech industry can be difficult. If you are looking to break into this field, you…
4 useful Linux Commands that Fix your Network issue in Minutes
As a Linux administrator, I often find myself troubleshooting and resolving networking issues. One particular experience that sticks out in…
Solving a Networking Issue on Linux in 20 minutes
Recently, the network at my workplace went down for a few minutes. I was tasked with investigating the issue and…