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Introduction If you’re new to Linux or have recently switched to it, you may have been overwhelmed by the vast array of commands you can use within it. These commands have a different syntax than those you might be used to in Windows or Mac systems; however, once you have an understanding of how they …

Welcome to “Mastering the Linux Command: A Beginner’s Guide,” a comprehensive resource designed to help you navigate and conquer the Linux command line. Whether you are new to Linux or have some experience, this guide will equip you with the essential knowledge and skills to become proficient in using the command line interface (CLI) effectively. …

Whether you’re a system administrator or an ambitious Linux enthusiast, creating and managing user accounts is an essential skill in the Linux world. In this post, we’ll delve into the powerful useradd command, offering examples to illustrate its versatility. Introduction to useradd command At the heart of user management in Linux is the useradd command. It allows you to create …

Question:Today I got a new Ubuntu server. I tried to get its IP address with the ifconfig or ip commands. I got a command not found error. I searched the errors on Google, and it looks like I need to install package to run these commands. But I don’t have sudo access. Is there any …

In Linux, there are two ways to switch to the root user. The first way is to use the su command, and the second way is to use the sudo command. In this blog post, we will discuss both methods in details. We will also provide step-by-step instructions on how to switch to the root …

Are you getting the curl error 60: SSL certificate problem? This can be a frustrating error to deal with, but don’t worry – we have four ways to fix it! In this blog post, we will walk you through each of these methods. If you are getting this error, it means that cURL is not …

Using Split() to convert string to list in Python In Python, the split() method is used to split a string into a list of substrings based on a specified delimiter. Here’s an example of how you can use the split() method to convert a string to a list: [‘Hello’, ‘World’, ‘Python’] In the example above, …

The “connection closed by remote host” message usually indicates that the remote host (e.g., a server) has closed the connection. This can happen for a variety of reasons, such as network issue, the remote host crashing, the connection timing out, or the remote host intentionally closing the connection. If you are trying to establish a …

In Ansible, you can check if an element is present in a list using the in keyword in a playbook or in a Jinja2 template. Here’s an example of how you can use the in keyword to check if an element is in a list in a playbook: In this example, the my_list variable is …

List iteration: Use the with_items keyword to iterate over a list in a playbook, for example: This will output the values of the item variable, which will be each element in the list one by one. List concatenation: Use the + operator to concatenate two or more lists, for example: This will output the combined …

what is list in Ansible In Ansible, a list is a data structure that holds an ordered collection of items. Lists in Ansible are defined using YAML syntax, which is a human-readable data serialization format. Lists in Ansible can contain various types of data, such as strings, numbers, booleans, and even other complex data structures …