How to Flush DNS Cache on Linux
Everyone knows that the DNS server is one of the core components of the Internet. Without the DNS server, users have to use IP addresses to access websites. This is almost an impossible task,...
Category: Linux
[Linux Basics] How to change time zone
If your Linux system time zone is not configured correctly, you must manually adjust to the correct local time zone. NTP synchronizes time processing only calculates the offset between local time and UTC time....
Using the Dig command to query DNS records in Linux
Dig ( Domain Information Groper) is a powerful command-line tool that can be used for DNS record queries. Using the dig command, you can query information about various DNS records, including hostname records (A,...
FreeBSD 14.0 released, Unix-like operating system
FreeBSD is a UNIX-like operating system based on the “4.4BSD-Lite” released by the University of California at Berkeley with some “4.4BSD-Lite2” enhancements for i386, amd64, IA-64, arm, MIPS, PowerPC, ppc64, PC -98, UltraSPARC, and...
Ubuntu Touch installer supports OnePlus 3 and Sony Xperia X
Although Canonical officially abandoned the Ubuntu Touch mobile operating system, third-party developers are still actively providing regular OTA updates and feature improvements. Today, UBports developer, Marius Gripsgard announced on Twitter that the much-anticipated Ubuntu Touch...
How to install text editor Atom in Linux
Atom is a cross-platform text editor for Github specifically for programmers. With a simple and intuitive graphical user interface, and there are many interesting features: support for CSS, HTML, JavaScript, and other web programming languages....
How to install PowerShell Core in Linux
PowerShell is built on top of the .NET Framework and is a task-based open-source command-line shell and scripting language. The goal is to become a ubiquitous language for managing hybrid cloud assets, which is...
Iptables rules that Linux administrators should know
Managing network traffic is one of the toughest tasks that system administrators must handle. We must specify that users connected to the system meet the firewall’s incoming and outgoing requirements to maximize system protection....
How to change file/directory permission in Linux
How to change file/directory permission in Linux chmod chmod (change file mode bits) command allows you to change file access and directory. File permissions are given to users, groups, and other users. SYNOPSIS chmod...
MidnightBSD 3.0 releases: free Unix-like, based on FreeBSD
MidnightBSD is a desktop operating system derived from FreeBSD. Unlike other BSD-based operating systems, which focus on ease of use, it provides common software for application scenarios such as word processing, web browsing, gaming, and...
Linux Mint 19.3 will be codenamed “Tricia” and released before Christmas
The Linux Mint project has released a monthly newsletter today to keep the community up to date on the latest developments and upcoming releases of this popular Ubuntu-based operating system. Last month, Clement Lefebvre,...
Several ways to remove the old kernel from Linux
For LVM-enabled (Logical Volume Manager), encrypted, or disk storage space, we can periodically or manually remove unused Linux kernels to prevent the /boot partition from running out of space. It is very easy to...
