The len() function is a built-in function in Python that returns the length of a given object. The object can be a list, string, tuple or dict. The function returns an integer value which is the length of the object.…
A Python list is a collection of items in a particular order. We can make a list that includes the letters of the alphabet, the digits from 0–9, or the names of all the people in our family. We can…
Linux find command is a powerful tool that can be used to locate and manage files and directories based on a wide range of search criteria. This post will cover how to delete files with find exec rm in Linux.…
The ssh known_hosts file is a file that stores the public key of all of the servers that you have connected using ssh. This file is used to verify the identity of servers in the future. Ssh can automatically add…
If you’ve ever tried to connect to a remote server using ssh, and received an error message that says “Host key verification failed,” you know how frustrating it can be. This article will show you three ways to fix the…
Ever been stuck wondering what your IP address is in Linux? You’re not alone—recently we’ve received quite a few questions about this. So let’s clear it up once and for all. Knowing your IP address isn’t just trivia. It’s how…
DNS is a system by which a browser or other software converts a domain name to a IP4 or IP6 address. Each time we access a website the browser needs to convert the domain name to a IP4/IP6 address using…
This article is part of the following series. 4 ways to list files within a rpm package in Linux 3 ways to Check RPM package dependency in Linux How to use yum to list All versions of Package in Linux…
This article is part of the following series. In Linux, the home directory (also called “home” or “home folder”) is a directory designated for a particular user, where their personal files and configuration settings are stored. Each user on…
Ping is used to check if the machine is up and is connected to the network and working well on that particular network. The basic methodology here is that a network packet is sent to the machine if the machine…
