How to use Log4J library in 2022
We are looking into the vulnrability of Log4J version 2 and how to mitigate the exploit. We also look at the differences of version 1 and version 2 of Log4J
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Linux by example – Building a temporary compiler
We talk about building the compiler we later will use to build the actual compiler used to build a linux system. Compiler inception.
Advent of Code 2023 – Day 7
I’m trying to solve all the Advent of Code puzzles in this video series.
All you need to know about the Crush Map
We look into how to set up a good Crush Map and handle the placement and device types of your OSDs in your clusters. The crush map describes where, what type, how much and what is your failure domain or safety requirements. One thing we will do a lot throughout this demonstration is to view…
Looking at logrotate in debian and timers in general.
We look into logrotate on Debian and figure out how timers actually work with a system with cron installed and configured. This was a bit of a gotcha for me, so hopefully, this will help you when you configure logrotate and want to use the timers in Debian to set a correct time.
Looking into java service provider interface (SPI). Learning by example.
I took a look at the service provider interface in java. This is a needed interface to build simple services using easy building blocks to extend and improve programs or libraries. We will create one example and also look into some tools that use this interface already.
What can you learn from examining code in multiple languages?
Are you curious about how programming languages work? In this video, we explore the RosettaCode website and showcase a variety of coding tasks and examples in different programming languages. By examining real-world code, you’ll gain insights into the unique features and best practices of each language. Plus, we walk through some coding examples to demonstrate…