Refactor your applications to Kubernetes

by Yasu Katsuno
2021-06-17 03:02:00 -0400

Tips and gears turning

Application modernization developers must be able to understand database operations and transaction processes inside applications precisely. Tackle-DiVA (Data-intensive Validity Analyzer) is an open source data-centric Java application analysis tool in the Konveyor Tackle project that aims at refactoring applications to Kubernetes.

This article gives an overview of Tackle-DiVA and presents example instructions and analysis results.


read more

Linux package management with dnf

by sethkenlon
2021-06-17 03:02:00 -0400

Package wrapped with brown paper and red bow

Installing an application on a computer system is pretty simple. You copy files from an archive (like a .zip file) onto the target computer in a place the operating system expects there to be applications. Because many of us are accustomed to having fancy installer "wizards" to help us get software on our computers, the process seems like it should be technically more complex than it is.


read more

Why FreeDOS has 16 colors

by Jim Hall
2021-06-17 03:01:00 -0400

Person typing on a 1980's computer

If you've looked carefully at FreeDOS, you've probably noticed that text only comes in a limited range of colors—sixteen text colors, and eight background colors. This is similar to how Linux displays text color—you might be able to change what text colors are used in a Linux terminal, but you're still stuck with just sixteen text colors and eight background colors.


read more