Powershell – Check and find the product GUID of an installed MSI setup

The product code is the unique GUID of identifying an application or product release; In other words, different versions and languages of Product must have different product codes. Also, ProductCode can be used to query feature state, and product state. For example, installer API “MsiQueryFeatureStateEx()” and “MsiQueryProductState()”, etc. Read More …

Linux – scp transfer files (passwordless) between systems

SSH (Secure SHELL) is a network protocol that is used to login into remote servers for execution of commands and programs. It is also used to transfer files from one computer to another computer over the network using secure copy (SCP) Protocol. Let’s see how to automate, passwordless, using Public/Private keys, file transfers between systems. Read More …

Ubuntu 18.04 – Restart network

Here are shown several ways how to restart networking from command line as well as from Graphical User Interface (GUI) on Ubuntu 18.04 Bionic Beaver distribution. Read More …

VMware vCenter – Enable Single Sign On (SSO)

Platform Service Controller is a new component in VMware vSphere. The PSC contains all the services that vCenter needs for its functions including Single Sign-On (SSO). This post describes how to configure AD authentication in vCenter Server. Read More …

Linux – Make immutable a file

The chattr command is used by system administrators to restrict the users from changing a file in a particular way or even the administrator can by mistake delete a critical file because of a mis-typed command. But if the immutable flag is set, these mistakes can be avoided. Read More …

Linux – Removing Apache HTTP Server

Removing Apache HTTP Server ensures that, it’s existing files or services will not create conflict when we install Apache HTTP Server from the source code. Read More …

Windows Server 2016 – Disk and Share quorum members (Failover Clustering)

Let’s begin by saying and focus that computer clusters (Windows-based) require 3 or more voting member systems to be stable. A failover cluster is a group of independent servers which work collaboratively to ensure high availability and scalability for workloads such as File Server, Exchange, SQL, and Virtual Machines. Read More …