How to View VirtualBox Host Shares from Guest Machines

VirtualBox is a virtualization software that allows users to host multiple guest operating systems on a single host computer. We wrote about VirtualBox on this site and it’s a great tool for IT professionals to  have.

And for students studying to become IT professionals, they should definitely have VirtualBox among their collections of important software to reach our for.

This brief tutorial is going to show students how to access shared folders on VirtualBox host computer from the guest machines. If you’ve used VirtualBox before, you know there’s no easy way to get content from the host computer to the guest OS.

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How to Upgrade VirtualBox Host Software

VirtualBox is a recommended virtualization software for IT students. If you’re studying to be an IT professional, having VirtualBox or VMWare Workstation handy is almost a must. These two virtualization software will allow you to run virtual labs and test environments to help solve problems.

I always have VirtualBox and VMWare Workstation installed on my Windows desktops. This brief tutorial shows students and new users how to upgrade VirtualBox host software on Windows machines.

VirutalBox releases new updates very frequently. These updates help fix issues, enhance the software and sometimes close security vulnerabilities. When you get prompted to install these updates, follow the guide below to learn how.

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How to Install MyBB on Ubuntu

MyBB is a popular open source extensible forum PHP based script powered by LAMP. It allows webmasters and students to easily create discussion forums that look professional.

This brief tutorial is going to show students and new users how to easily install it on Ubuntu server and run a great forum website.

When you want to run a from website, there are few good choices to choose from in the open source community. MyBB will certainly be among those choices. It’s a great software to help users create robust online forum community.

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How to Manage Firewall on Ubuntu

Ubuntu desktops and servers come with firewall installed and mostly not enabled. Right out of the box, all traffic in and out of the systems are not filtered or restricted.

This brief tutorial is going to show you how to easily manage Ubuntu firewall for desktops and servers.

By default, Ubuntu comes with firewall package installed. It is a kernel subsystem that filters network traffic in and out of Linux systems. The subsystem is known as iptables.

iptables is a just a database of rules that control which network traffic or port to allow and which to deny. iptables is the default firewall on almost all of Linux systems. It’s powerful, but not easy to manage.

That’s why Uncomplicated Firewall (ufw) was introduced.

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How to Install MediaWiki on Ubuntu Servers?

Ubuntu 16.10 was recently released and if you are thinking about installing MediaWiki on it, continue below to learn how to.  The post below will describe the steps that one must take in order to install MediaWiki.

MediaWiki is an open source PHP-based application what was developed by the WikiMedia foundation. It once powered Wikipedia online. It’s a powerful application that individuals and businesses can use to create wiki contents online easily.

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How to Generate Certificate Signing Request (CSR) for Apache2

Certificate signing request is the first step you take in acquiring trusted SSL/TLS certificates for your domain. If you need to protect the information being transferred between your web server and client’s browsers, you must install SSL/TLS certificates.

Students lesson 38 assignment: How do you create a certificate signing request for Apache2 on Linux systems?

Certificate signing request is the first step you take in acquiring trusted SSL/TLS certificates for your domain. If you need to protect the information being transferred between your web server and client’s browsers, you must install SSL/TLS certificates.

Before you can generate SSL certificates, you must first generate or create a CSR request and provide that to the certificate provider. The provider will then use the request to generate a certificate for your server.

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How Configure WordPress to Automatically Update

By default, WordPress is designed to automatically update itself when updates are available. The one thing one must do for WordPress to update itself it to validate that WordPress installed directory has the correct file permission for the web user.

How can one configure WordPress site to auto update if it’s not already enabled?

A common reason WordPress blogs and websites get hacked is due to outdated plugins, themes and WordPress files. So if every WordPress site online today will just configure auto update, successful WordPress hacking will reduce dramatically.

These outdated plugins and themes open the door to potential hackers and these hackers will take over these outdated sites with ease. Once the sites are compromised, they can be used to attack other legitimate sites or distribute viruses and spyware programs.

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How to Use Rsync on Ubuntu

Rsync is a great files / folders coping tool for Linux systems. It can also be used to synchronize files and directories between two systems or on the same host. Hos can new students or new users use Rsync?

Rsync is a great and file copying and file synchronization tool for Linux systems. Not too sure if there are Windows version or similar software that works for Windows systems.

With Rsync, users can copy files and folders from one location to another on the same host, or via SSH protocol on different hosts. When you use Rsync to copy or synchronize directories, it will copy and synchronize file links, ownership, groups and permissions.

It’s a great tool to use to copy files and directories between two networked systems.

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How to fix Piix4_SMBus Host SMBus controller bus not enabled

Many people are reporting issues with Ubuntu 16.10 and VMware Workstation 12.5.1 where Ubuntu is unable to boot because SMBus Piix4 controller error. How do you resolve this error and allow Ubuntu Yakkety Yak to boot?

This brief tutorial shows you how to quickly resolve Ubuntu 16.10 (Yakkety Yak) and VMware Workstation Pro error where Ubuntu failed to boot up properly. Currently there’s not fix, only a workaround.

If you find yourself in the same situation where Ubuntu 16.10 won’t boot up with running as a virtual guest machine on VMware Workstation Pro, continue below to learn how to resolve it.

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How to Automatically Start Programs in Windows 10

In previous version of Windows, one would easily create startup programs by going to msconfig page and adding the programs there. How do you do it in Windows 10 now that msconfig isn’t available?

This brief tutorial shows students an easy way to create startup programs in Windows 10.

Windows allows programs to automatically install themselves in Windows startup configuration settings. For programs that are designed to startup automatically, there’s nothing to do. They will automatically start up everytime Windows starts.

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How to Optimize and Repair MySQL Databases

MySQL check is a tool that gets installed along with installing MySQL database servers. It’s there to help analyze and fix common errors as well as optimize MySQL databases and tables.

The question is how does one use mysqlcheck command?

This brief post shows you how to use mysqlcheck to optimize and repair and fix common problems with MySQL databases.

Sometimes MySQL databases get corrupt or don’t function as efficiently as they should. These are just some of the problems you may find yourself trying to fix. In these situations, your first go-to tool should be mysqlcheck.

This tool comes with MySQL database client. It helps database administrators analyse, optimize and repair common issues found in managing MySQL or MariaDB databases and tables.

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How to Enable Ubuntu Automatic Updates

This brief tutorial shows students and new users how to enable automatic update in Ubuntu.

Setting up a Ubuntu server to update automatically sounds good. the question is, how does one accomplish it?

In order to keep your data and server secure, it’s recommended that you routinely update your servers. Ubuntu is no different.

Without installing security patches or software updates, you leave your servers open to hackers and intruders. So, go and update your servers.

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