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How to List Cron Jobs in Linux

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 16, 2020 5:24 PM EDT)
  • Story Type: Tutorial
Cron is a scheduling daemon that allows you to schedule the execution of tasks at specified intervals. These tasks are called cron jobs and can be scheduled to run by a minute, hour, day of the month, month, day of the week, or any combination of these.

How to Install and Use Curl on CentOS 8

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 14, 2020 3:58 PM EDT)
  • Story Type: Tutorial
curl is a powerful command-line tool for transferring data from or to a remote server. With curl you can download or upload data using various network protocols, such as HTTP, HTTPS, SCP, SFTP, and http://FTP.

How to Install Elasticsearch on CentOS 8

Elasticsearch is an open-source distributed full-text search and analytics engine. It supports RESTful operations and allows you to store, search, and analyze big volumes of data in real-time. Elasticsearch is one of the most popular search engines powering applications that have complex search requirements such as big e-commerce stores and analytic applications. This tutorial covers the installation of Elasticsearch on CentOS 8.

How to Install Python 3.8 on CentOS 8

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 12, 2020 6:42 PM EDT)
  • Groups: Python
This guide explains how to build Python 3.8 on CentOS 8 from the source code. We’ll also show you how to create a virtual environment.

Python if..else Statement

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 11, 2020 7:10 AM EDT)
  • Groups: Python
Decision making is one of the most fundamental concepts of computer programming. Python supports the common flow control statements found in other languages, with some modifications. The if control statement is one of the most basic and well-known statements that is used to execute code based on a certain condition.

Bash Sequence Expression (Range)

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 10, 2020 3:03 PM EDT)
  • Groups: GNU
The Bash sequence expression generates a range of integers or characters by defining a start and the end point of the range.

How to Install and Configure Redis on CentOS 8

Redis is an open-source in-memory key-value data store. It can be used as a database, cache and, message broker and supports various data structures such as Strings, Hashes, Lists, Sets, and more. Redis provides high availability via Redis Sentinel and automatic partitioning across multiple Redis nodes with Redis Cluster. This guide covers the installation and configuration of Redis on CentOS 8.

How to Undo and Redo in Vim / Vi

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 8, 2020 10:21 PM EDT)
  • Story Type: Tutorial
Vim keeps track of all the changes you made in the current session. The undo command undoes one or more changes in the order in which they were made.

How to Install Apache Maven on Debian 10

  • Linuxize.com (Posted by linuxize on Feb 7, 2020 5:17 PM EDT)
  • Groups: Debian
Apache Maven is an open-source project management and comprehension tool used primarily for Java projects. Maven uses a Project Object Model (POM), which is essentially an XML file containing information about the project, configuration details, the project’s dependencies, and so on.

Lsmod Command in Linux

The kernel is the core component of an operating system. It manages the system’s resources, and it is a bridge between your computer’s hardware and software. lsmod is a command-line utility that displays information about the loaded Linux kernel modules

How to Install Xrdp Server (Remote Desktop) on CentOS 8

  • Linuxize.com; By linuxize (Posted by linuxize on Feb 5, 2020 2:06 AM EDT)
  • Story Type: Tutorial
Xrdp is an open-source implementation of the Microsoft Remote Desktop Protocol (RDP) that allows you to graphically control a remote system. With RDP, you can log in to the remote machine and create a real desktop session the same as if you had logged in to a local machine.

How to Delete Files and Directories in Python

Python has a few built-in modules that allow you to delete files and directories. This tutorial explains how to delete files and directories using functions from the os, pathlib, and shutil modules.



How to Install and Configure VNC on CentOS 8

  • Linuxize.com (Posted by linuxize on Feb 2, 2020 8:18 PM EDT)
  • Story Type: Tutorial
Virtual Network Computing (VNC) is a graphical desktop sharing system that allows you to use your keyboard and mouse to remotely control another computer. This article covers the steps to install and configure a VNC server on CentOS 8. We’ll also show you how to securely connect to the VNC server through an SSH tunnel.

How to Set Up Nginx Server Blocks on CentOS 8

A server block is an Nginx directive that defines settings for a specific domain, allowing you to run more than one website on a single server. This article describes how to set up Nginx server blocks on CentOS 8.

Bash Select

  • Linuxize.com; By linuxize (Posted by linuxize on Jan 31, 2020 12:25 AM EDT)
  • Groups: GNU
The select construct allows you to generate menus.

Bash break and continue

Loops allow you to run one or more commands multiple times until a certain condition is met. However, sometimes you may need to alter the flow of the loop and terminate the loop or only the current iteration. In Bash, break and continue statements allows you to control the loop execution.

Timeout Command in Linux

  • Linuxize.com; By linuxize (Posted by linuxize on Jan 26, 2020 12:36 AM EDT)
  • Story Type: Tutorial
timeout is a command-line utility that runs a specified command and terminates it if it is still running after a given period of time.

How to Install Ruby on CentOS 8

Ruby is one of the most popular languages today. It has an elegant syntax, and it is the language behind the Ruby on Rails framework. We'll show how to install Ruby from the default CentOS 8 repositories and using the Rbenv and RVM scripts.

Tcpdump Command in Linux

  • Linuxize.com; By linuxize (Posted by linuxize on Jan 23, 2020 10:52 PM EDT)
  • Story Type: Tutorial
tcpdump is a command-line utility that you can use to capture and inspect network traffic going to and from your system

How to Install Pip on CentOS 8

Pip is a package management system that allows you to install, remove, and otherwise manage software packages written in Python. It can be used to install packages from the Python Package Index (PyPI) and other indexes. In this tutorial, we will explain how to install pip for Python 2 and 3 on CentOS 8 and cover the basics of how to manage Python packages with pip.

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