PostgreSQL is a free and open-source
object-relational database management system (ORDBMS) and is available for
various platforms, including Linux, Microsoft Windows, and more. Relational
database management systems are a key component of many websites and
applications. They provide a structured way to store, organize, and access
information. Its binary packages are available in CentOS
8 AppStream repository.
Tuesday, 24 January 2023
How to Recover Corrupt RPM Database on CentOS 8
Sometime rpm database corrupt message displays during working with
RPM or YUM/DNF as shown in below screen. So, rpm database rebuilding requires to
work further with RPM or YUM/DNF.
How to Add a Service in Firewall Configuration on CentOS 8 (firewall-cmd)
Firewall is a network
security tool that provide network level security based on a set of rules. It
has controls on incoming and outgoing traffic.
How to Add a Port in Firewall Configuration on CentOS 8 (firewall-cmd)
Firewall is a network
security tool that provide network level security based on a set of rules. It
has controls on incoming and outgoing traffic.
Saturday, 17 December 2022
How to Install Open VMware Tools on CentOS 8
VMware Tools are very important role plays when
working with VMware Player, VMware Workstation Pro, VMware ESXi or vSphere. If
VMware Tools are installed on a guest, it will report back to the VMware
hypervisor guest’s IP address, CPU usage, disk usage, memory usage etc.
Installing VMware Tools on a Linux machine requires a few extra steps compared
to Windows. RPM based installation performed on CentOS 8 and
related packages are available in its default’s repository.
Wednesday, 14 December 2022
How to Install/Reinstall ssl on CentOS 7
openssl is a base package of ssl binaries and
available in default repository CentOS 7 minimal installation. If removed by accident or
broken, the package can be installed or reinstalled again using yum. openssl is
an essential tool of any Linux distributions to work with various certificates.
Tuesday, 29 November 2022
How to Install Open VMware Tools on CentOS 7
VMware Tools are very important role plays when
working with VMware Player, VMware Workstation Pro, VMware ESXi or vSphere. If
VMware Tools are installed on a guest, it will report back the guest information to the VMware
hypervisor like guest’s IP address, CPU usage, disk usage, memory usage etc.
Installing VMware Tools on a Linux machine quit easy. In this article, RPM based installation performed on CentOS 7 and
related packages are available in its defaults repository.
Tuesday, 15 November 2022
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