How to install OpenVPN server on Ubuntu 14.04 - A Step-by-Step Guide
This is a detailed & step-by-step guide that will show you how to install and configure OpenVPN on Ubuntu 14.04. You can use OpenVPN to access the Intern...
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How to install Jekyll on Ubuntu 16.04 or Windows 10 - A Step-by-Step Guide
This guide will show you step by step how to install Jekyll 3.4.3 on a machine running Ubuntu or Windows 10. Jekyll’s official guide is good, but it’s very b...
How to fix error 0x80004005 - Cannot enable developer mode in Windows 10
“Developer mode package failed to install. Error code 0x80004005”. A few people, including me, faced issues when trying to enable developer mode in Windows 1...
Enabling Linux Bash Shell in Windows 10
Windows 10 (the new Anniversary update, specifically) has a new feature called “Windows Subsystem for Linux”. It’s basically a full-fledged Ubuntu based bash...
How to install megatools in Ubuntu 14.04.5 LTS (Trusty Tahr)
Megatools is a great collection of command line utilities that allow you to interact with your mega.nz account directly from the command line. You can direct...
How to install or renew SSL certificate in Exchange 2010
You will need to create and assign a new SSL certificate if you’re putting up a new Exchange server into production or renewing it for an existing server. Th...
How to Fix Outlook PDF Previews and Explorer thumbnails on 64-bit Windows
“This file cannot be previewed because of an error with the following previewer: PDF Preview Handler for Vista”. You might’ve seen this pretty common error ...
How to change primary domain of free or paid Google Apps account.
Back in the day, Google Apps for Business (Work) was free for up to 10 users. Sadly, that is no longer the case. If you are one of the lucky ones to have gra...
How to set up Shrew Soft IPSec VPN Client for WatchGuard
This guide will show you how to enable Mobile VPN with IPSec for WatchGuard Firebox M300. It’s a pretty straightfoward process, however it took me quite a wh...
Virtual Machines: Snapshots aren’t backups
Backups, Snapshots and Archives. They are three different things, however they’re frequently confused to be the same. Does the advent of virtualization mean ...
How to export a user’s mailbox to .pst in Exchange 2010
A mailbox export request is a process of exporting mailbox or archive data to a .pst file. It’s very simple to do with Exchange Management Shell. The firs...
How to access your PCs using DNS names with DD-WRT
Pretty sure you must’ve noticed it Most of us must’ve faced this problem, especially in our home networks. You must’ve noticed that when you’re trying reach...
Installing DD-WRT on TP-Link TL-WDR3600 N600
DD-WRT is a third-party firmware project that is designed to replace the original firmware for commercial wireless routers and wireless access points. It is ...
How to import .CSV as external contacts in Exchange?
What you need: Microsoft Exchange Server In this guide ,we are using Microsoft Exchange 2010. A specially formatted .CSV file. This is illustrated b...
How to add MS SQL server as an ODBC data source?
ODBC stands for Open Database Connectivity. It is an API that allows you to access database systems. This connection was developed with an aim to make it ind...
Convert a physical machine to a virtual machine (P2V) using VMware vCenter Converter Standalone – A Step-by-Step Guide
In this guide, I will walk you through a step-by-step procedure to convert my physical, bare-metal Windows Server 2003 to a virtual machine. We will be doing...
How to set up WSUS on Windows Server 2012 R2 – A Step-by-Step Guide
Windows Server Update Services (WSUS) is a free patch management tool by Microsoft. It allows sysadmins to centrally push Microsoft product updates to comput...
Update group policy (or run any command) remotely using Powershell
This script allows you to run any command remotely using Powershell on your network. I usually use this to update group policy configurations on all PCs on m...