3 ways to create a dictionary variable in Ansible
In Ansible, a dictionary (also known as a hash, map, or associative array) is a data type that allows you to store and manipulate key-value pairs. Dictionaries are commonly used to represent configuration data, variables, and other structured information in Ansible playbooks. A dictionary in Ansible is enclosed in curly braces {} and consists of […]
4 ways to fix ip: command not found
The “ip” command is a Linux command used to configure and manage network interfaces on a Linux system. It can be used to set various network interface parameters, such as IP addresses, netmasks, and gateway addresses. It can also be used to display information about the current network configuration, including IP addresses, netmasks, and the […]
4 ways to fix Command not found
“Command not found” is an error message that is displayed in the terminal when the shell is unable to locate an executable file or command that you have entered. There are several reasons why this error can occur: You may have mistyped the command name. The command is not installed on your system. The command […]
4 ways to fix ssh: connect to host port 22: No route to host
The “No route to host” error can occur when attempting to connect to a remote host using the Secure Shell (SSH) protocol. This error usually indicates that a request sent from a client is not being properly routed to the destination host. This could be due to various factors, such as incorrect network settings, the […]
3 ways to fix SSH Permission denied (publickey)
When you receive the error message “SSH Permission denied (publickey)”, it means that there is a problem with the authentication process using a public key. This is because the server is not able to recognize the key. One possible reason for this error is that the key hasn’t been added to the authorized_keys file on […]
Mastering Linux Export Command
The export command is a bash shell BUILTIN command. It tells the Linux shell to make the variables available to the child processes. In Linux, the export command is usually used to change local variables to environment variables. We can use the export command to list all the global variables. It is the same as […]
4 ways to check network usage in Linux
By keeping an eye on your network usage, you can make sure that your system is running smoothly and efficiently. If you’re using Linux, there are a few different ways that you can check your network usage. In this blog post, we’ll go over four methods that you can use to monitor your network traffic. […]
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 all interfaces on a machine. In this blog post, we will discuss what the 0.0.0.0 address is used for and how to interpret it! What is 0.0.0.0 ip address? 0.0.0.0 is a special IP address […]
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 network problems, find out what processes are using network sockets, and much more. In this blog post, we will discuss 6 ways that you can use the netstat command to solve problems and get information […]
2 Easy ways to fix cd: string not in pwd
The cd command is used to change the current working directory in Bash. By default, it will move you to your home directory with cd ~. When using the cd command with arguments, you can use either absolute paths or relative paths as arguments for the command. Absolute paths begin at the root of the […]