System Code Geeks Operating System Developers Resource Center

Here at System Code Geeks we know how much you love books about system administration; we are geeks ourselves. After all, a geek that respects himself should always have his face in a book, he has to keep up with the latest technologies and developments. For this reason, we have decided to distribute 6 of our books for free. You ...

This weekend I stumbled on an old Macbook Pro 13 inch from late 2014, with 125GB SSD and 8GB RAM. It’s a machine I’ve taken on trips around the world and back in the day ran many a session, workshop, or demo on sharing all that AppDev goodness you know from JBoss technologies. Well, after verifying that it’s battery works, ...

When distributing bundled software, you have multiple options, but if we exclude fancy newcomers like Docker and Kubernetes, you’re left with the following options: an installer (for Windows), a package (rpm or deb) for the corresponding distro, tarball with a setup shell script that creates the necessary configurations, and a virtual machine (or virtual appliance). All of these options are ...

I’m having a lot of fun with VMware on this 64 GB Mac: My main OS, obviously, is macOS running work-related stuff.Then, I have Ubuntu Linux for development.I have Kali Linux for doing security work.I have Windows 10 for practicing exploit development.And, finally, I have macOS running in a VM for my personal stuff.I could probably get Android and iOS ...

Time for another update on installing the Red Hat Decision Manager with my easy install project.  Installing the latest decision tooling for your development projects in just minutes on your very own machine has never been easier. It’s done in just three easy steps, so let’s take a closer look and see if I’m pulling your leg or telling the ...

Time for another update on installing the Red Hat Process Automation Manager with my easy install project.  Installing the latest process automation tooling for your development projects in just minutes on your very own machine has never been easier. It’s done in just three easy steps, so let’s take a closer look and see if I’m pulling your leg or ...

Use the following commands to print out the MD5 hash for a file. On Windows: 1 2 3 4 > CertUtil -hashfile myfile.txt MD5 MD5 hash of file myfile.txt: 76383c2c0bfca944b57a63830c163ad2 CertUtil: -hashfile command completed successfully. On Linux/Unix: 1 2 $ md5sum.exe myfile.txt 76383c2c0bfca944b57a63830c163ad2 *myfile.txt Published on System Code Geeks with permission by Fahd Shariff, partner at our SCG program. See ...

In the past I’ve kept you up to date on installing Red Hat Process Automation Manager with my easy install project.  Well here’s an update that installs the latest process automation tooling for your development projects in just minutes on your very own machine. Not only that, it’s done in just three easy steps, so let’s take a closer look ...

In the past I’ve kept you up to date on installing Red Hat Decision Manager with my easy install project.  Well here’s an update that installs the latest business logic tooling for your development projects in just minutes on your very own machine. Not only that, it’s done in just three easy steps, so let’s take a closer look and ...

Problem Windows subsystem for linux is definitely a developers dream to have linux running with windows on official laptops. With all the restrictions around installation of VM and dual boot this comes as a life saver. Docker linux images did solve some of the problems but with WSL2, life is much more easier for working on windows host OS but ...