A text editor is an essential tool for both developers and sysadmin, especially when dealing with text based sessions. We use a text editor to create, edit, and update text. A text editor is used for many things. Some use them to write documents. Some people write code and others use it to edit Linux and Unix configuration files locally or remote servers running in the cloud. Let us see the top 6 text editors for Linux, macOS, and Unix command-line users/developers.
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We use encryption to protect mobile devices. For instance, I always use LUKS disk encryption to protect all files stored on my SSD. Dm-crypt (Cryptsetup and LUKS) open-source disk encryption is transparent disk encryption and a great way to keep your data secure. However, changing passphrase is a bit of a challenge for new Linux users and developers. This step-by-step guide explains how to find LUKS slots assigned to you and change your passphrase on a Debian/Ubuntu, CentOS/RHEL, OpenSUSE/SUSE other Linux distros.
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The bashtop is an impressive Linux resource monitor that shows usage and stats for processor, memory, disks, and network. However, it suffers from bash itself, and cross-platform support is a nightmare. Now we have the Python port of bashtop. We can use a resource monitor that shows usage and stats for CPU, RAM, SSD (hard disk), network, and processes information in a lovely format.
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As you know, Red Hat and IBM shocked the Linux community by killing CentOS 8 stable. There will be no CentOS Linux. Red Hat announced that there would be only CentOS Stream, which will act as a rolling version, and it will be used as next RHEL. Now we have a possible alternative called Rocky Linux.
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Current GNU/Bash maintainer Chet Ramey announced the latest major release, Bash 5.1, on December 7th, 2020. Bash is the default shell on many Linux distros and popular among developers, especially those working with Linux containers. It is the fifth major release of bash. It came with a new enhanced random number generation and added a new variable called SRANDOM. Let us see how to install and use newly released GNU/BASH 5.1 on Linux.
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CentOS is an acronym for Community Enterprise Operating System, and it is a 100% rebuild of RHEL (Red Hat Enterprise Linux). While RHEL costs money, CentOS offered as a free community-supported enterprise Linux distro. Developers and companies who are good at Linux and don’t want to pay RHEL support fees always selected CentOS to save money and get enterprise-class software. However, the free ride is over. Red Hat announced that CentOS Linux 8, as a rebuild of RHEL 8, will end at 2021. CentOS Stream continues after that date, serving as the upstream (development) branch of Red Hat Enterprise Linux.
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A video card is a special circuit board that controls what is displayed on a computer monitor. It is also called a graphics processing unit (GPU), which calculates 3D images and graphics for Linux gaming and other usages. Let us see the top 7 Linux GPU monitoring and diagnostic command-line tools to solve issues.
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The Raspberry Foundation released a brand new version of the Raspberry PI PC (personal computer), and it is directly built into a small-sized keyboard. The Raspberry Pi 4 model was released in June 2019, and the 8GiB version recently. Let us see Raspberry Pi 400 technical specification and other details.
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So how do you stream audio from your Apple iOS or Google Android phone to your laptop speaker? Let us see how to set up a Bluetooth speaker to stream audio from your Android / iOS mobile phone to your Linux based laptop or desktop that got better audio speakers.
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