There is a new kid in town for resource monitoring on Linux called bashtop. As the name suggests, the entire tool coded in the bash script itself that displays usage and stats for CPU, RAD, HDD/SSD, network, and other resources. Let us see how to install and use bashtop, which is an awesome Linux resource monitor. You don’t need a Linux desktop to install it. You can also install this app on macOS/FreeBSD provided that you meet software requirements.
One of the essential tasks for developers and sysadmin is to get an alert notification about failed services or running out of disk space and other critical failures. Let us see how to send or push a direct message to a mobile device powered by Apple iOS or Google Android phone.
The cat (short for concatenate) command is one of the most frequently used flexible commands on Linux and Unix-like operating systems. Say hello to bat Linux command, which is a cat command written in Rust programming language. The bat command comes with syntax highlighting, git integration, and works as is a drop-in cat command replacement. Let us see how to install bat on Linux and Unix system for fun and profit.
Let’s Encrypt is a non-profit certificate authority that provides X.509 certificates for Transport Layer Security (TLS) encryption free of cost. The TLS certificate is valid for 90 days only. However, Due to the bug, they need to revoke many (read as “certain”) Let’s Encrypt TLS/SSL certificates. Let us see how to find out if you are affected by this bug and how you can fix it to avoid any problems with your TLS/SSL certificates.
Vim is my favorite text editor and version 8.2 released. The new version includes support for popup windows and text properties. Popup windows can be used for many purposes. For example, a list of choices can be displayed, where the user selects an entry with keys or with the mouse. There is also a new vim game released named as killersheep to show you new capabilities of Vim. Let us see how to install and play killersheep.
The neofetch command like utility written in a bash shell. The main purpose of neofetch is to be used in screenshots to display other users what operating system or Linux distro you are using including theme, icons, hardware config and more. Now we have another tool called pfetch. It is a pretty system information tool written in POSIX sh. Let us see how to install and use pfetch Linux and Unix hardware information tool.
The FreeBSD project announces the availability of FreeBSD 12.0-RELEASE. It is the first release of the stable/12 branch. The new version comes with updated software and features for a wild variety of architectures. The latest release provides performance improvements and better support for FreeBSD jails and more. One can benefit greatly using an upgraded version of FreeBSD.
FreeBSD is a free and open source operating system. The NFS (Network File System) is a server and client application that turn FreeBSD into a file sharing server. Users can upload or update files on a remote NFS server. NFS is standard on NAS (network attached storage) devices or sharing data for web servers. A new bug found in NFS server code which could allow a remote attacker to crash the NFS server, resulting in a denial of service (DoS) attack. Another possibility is to execute arbitrary code on the server.
FreeBSD is a free and open source operating system for many different kinds of computers. FreeBSD’s based upon BSD, the version of UNIX developed at the University of California, Berkeley. FreeBSD is an alternative to Linux or Windows-based system. You can run almost all apps written in Perl, Python, PHP and other programming languages. FreeBSD heavily used by Netflix, EMC, IBM, Juniper, NetApp, Apple, Sony, and others. Absolute FreeBSD (3rd ed) book aims to be the complete guide to FreeBSD. Let us see why Michael W. Lucas’ FreeBSD system administration books so favorite among Unix lovers.
Git is a version control system. Linus Torvalds created Git in 2005 for development of the Linux kernel. Git is mainly used for software source code management. However, it can be used to keep track of any set of files such as HTML or CSS or a tutorial written in the markup language. Git is a Distributed Version Control Systems. A dedicated Git server helps to manage access control, show contents of a Git repository via the web and manage multiple repositories. In a Git, clients do not just check out the latest snapshots of the files. They entirely mirror the repository including history.