One of the commonest errors CentOS users encounter when using YUM package manager (for example running yum update command), especially on a freshly installed system is the “Cannot find a valid baseurl for repo:...
Having an accurate system time on a Linux server is very important because of several system components such as Cron and Anacron, backup scripts and much more work based on time. Accurate timekeeping can...
If your data center depends on VirtualBox and your virtual machines depend on the USB device, you’ve perhaps noticed that USB doesn’t support by default unless you’ve manually enabled it. In this article, we...
This tutorial will guide you on how you can perform the installation of Ubuntu 19.04, Ubuntu 18.10, or Ubuntu 18.04 in dual-boot with a Microsoft Operating System on machines that come pre-installed with Windows...
User Directory or Userdir is an Apache module, which allows user-specific directories to be retrieved through an Apache web server using the http://example.com/~user/ syntax. For example, when the mod_userdir module is enabled, users accounts...
VPN which is shorten from Virtual Private Network is a method used to add security and improve the privacy of private or public networks. VPNs are used by both individuals and corporate companies to...
TLS 1.3 is the latest version of the Transport Layer Security (TLS) protocol and it is based on the existing 1.2 specifications with proper IETF standard: RFC 8446. It provides stronger security and higher...
PostgreSQL, also known as Postgres, is a powerful, open-source object-relational database management system that uses and expands the SQL language combined with numerous features that safely keep and scale the most complex data workloads....
Redis (which means REmote DIctionary Server) is an open-source, well known and advanced in-memory data structure store, used as a database, cache and message broker. You can consider it as a store and a...
A Linux administrators task is to typically install, upgrade, and monitor a company’s software and hardware while maintaining the essential applications and functions which include security tools, emails, LANs, WANs, web servers, etc. Read...
