Category Archives: Uncategorized

How To Enable Root On Mac

Posted on October 20, 2019 by Darren

A full blog post with all the steps listed out can be found here. Macs are built on Unix and as such, you can use the terminal to run commands. However, by default root is disabled. This video will show … Continue reading →

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AWS User Data | How to run commands on startup Amazon Linux

Posted on March 18, 2019 by Darren

Userdata on AWS allows you to run commands on start-up when you launch an EC2 instance on AWS. This is known as boot strapping your instance. In this example we will be boot strapping Amazon Linux with the Apache web … Continue reading →

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How to set up HTTPS on Tomcat

Posted on September 29, 2018 by Darren

Apache Tomcat, often referred to as Tomcat Server, is an open-source Java Servlet Container developed by the Apache Software Foundation (ASF). Tomcat implements several Java EE specifications including Java Servlet, JavaServer Pages (JSP), Java EL, and WebSocket, and provides a … Continue reading →

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How to install IIS on server 2016

Posted on September 3, 2018 by Darren

Internet Information Services (IIS, formerly Internet Information Server) is an extensible web server created by Microsoft for use with the Windows NT family.[2] IIS supports HTTP, HTTP/2, HTTPS, FTP, FTPS, SMTP and NNTP. It has been an integral part of … Continue reading →

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How to install VirtualBox on Windows Server 2016 / Windows 10

Posted on June 13, 2018 by Darren

“Oracle VM VirtualBox (formerly Sun VirtualBox, Sun xVM VirtualBox and Innotek VirtualBox) is a free and open-source hypervisor for x86 computers currently being developed by Oracle Corporation. Developed initially by Innotek GmbH, it was acquired by Sun Microsystems in 2008 … Continue reading →

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VirtualBox host only adaptor disappeared (Interface (‘VirtualBox Host-Only Ethernet Adapter’) is not a Host-Only Adapter interface (VERR_INTERNAL_ERROR) SOLVED

Posted on June 10, 2018 by Darren

Hi there, After recently updating Windows 10, none of my VMs in VirtualBox would power on. I kept receiving an error that read: (Interface (‘VirtualBox Host-Only Ethernet Adapter’) is not a Host-Only Adapter interface (VERR_INTERNAL_ERROR) SOLVED   After looking around … Continue reading →

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Linux Keyboard wrong

Posted on May 13, 2018 by Darren

Subscribe to Darrenoneill.eu to get a free Linux Cheat Sheet!  This is a tip which has got be out of a few binds before. So what happens is you are called to a job to troubleshoot a issue on a … Continue reading →

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How to Install Wildfly on windows

Posted on May 9, 2018 by Darren

“WildFly  formerly known as JBoss AS, or simply JBoss, is an application server authored by JBoss, now developed by Red Hat. WildFly is written in Java and implements the Java Platform, Enterprise Edition (Java EE) specification. It runs on multiple … Continue reading →

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How to set up Crontab on CentOs7 Linux

Posted on March 21, 2018 by Darren

This short video will show you how to set up cron jobs on CentOS 7. Although the Linux distro in the tutorial is CentOS 7, this tutorial should work on most versions of Linux. We first set up a script … Continue reading →

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How To Delete Pages From a PDF without adobe acrobat (free)

Posted on January 12, 2018 by Darren

This video tutorial shows you how to delete pages from a PDF for free.   Software such as adobe reader does not allow you to delete pages from PDF documents.   Software such as Adobe Acrobat is expensive.   In … Continue reading →

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