Showing headlines posted by linuxize

Slack is one of the most popular collaboration platforms in the world that brings all your communication together. Conversations in Slack are organized in channels. You can create channels for your teams, projects, topics, or any other purpose to keep information and conversations organized. You can search through everything that’s been posted in channels or your messages. Slack also allows you to talk with your teammates over audio or video calls and share documents, images, videos, and other files.

The xargs utility allows you to build and execute commands from standard input.

Regularly updating your CentOS system is one of the most important aspects of overall system security. If you don’t update your operating system’s packages with the latest security patches, you are leaving your machine vulnerable to attacks.

When writing Bash scripts you will often need to compare two strings to check if they are equal or not. Two strings are equal when they have the same length and contain the same sequence of characters.

DNS cache is a temporary database that stores information about previous DNS lookups. In other words, whenever you visit a website your OS and web browser will keep a record for the domain and the corresponding IP address. This eliminates the need for repetitive queries to the remote DNS servers and allows your OS or browser to quickly resolve the website’s URL.

Copying files and directories is one of the most common tasks you’ll perform when working on the command line. In Linux, there are several commands for copying files with cp and rsync being the most popular.

Memcached is a free and open-source high-performance in-memory key-value data store. It is most commonly used to speed up applications by caching various objects from results of database calls.

Flask is a free and open source micro web framework for Python designed to help developers build secure, scalable and maintainable web applications.

TensorFlow is a free and open source platform for machine learning built by Google.

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.

Apache Cassandra is a free and open source NoSQL database with no single point of failure. It provides linear scalability and high availability without compromising performance.

Gogs is a self-hosted open source git server written in Go. It includes a repository file editor, project issue tracking, and a built-in wiki. This tutorial covers the steps to install and configure Gogs on Ubuntu 18.04. The same instructions apply for Ubuntu 16.04 and any other Ubuntu-based distribution.

The cd command is one of the most basic and frequently used commands when working on the Linux command line. The cd command, which stands for “change directory” is used to change the current working directory in Linux and other Unix-like operating systems.

exFAT (Extended File Allocation Table) is a proprietary Microsoft file system optimized for flash memory devices such as SD cards and USB flash drives. It was designed to replace the old 32bit FAT32 file system that cannot store files larger than 4 GB.

The head command prints the first lines (10 lines by default) of one or more files or piped data to standard output.

In this guide, we will go over the most important and frequently used Nginx commands including starting, stopping, and restarting Nginx.

Tor Browser routes your web traffic through the Tor network, making it private and anonymous. When you use Tor Browser the connection to the website you are viewing is encrypted and protected from network surveillance and traffic analysis.

A self-signed SSL certificate is a certificate that is signed by the person who created it rather than a trusted certificate authority. Self-signed certificates can have the same level of encryption as the trusted CA-signed SSL certificate.

The echo command is one of the most basic and frequently used commands in Linux. It prints the strings that are passed as arguments to the standard output.

In this tutorial, we will show you how to use the pwd command to determine your current working directory.