Anatomy of a Jenkinsfile

Why should you use a Jenkinsfile? the biggest advantage of a Jenkinsfile is the ability to use version control to manage your build system. When you use freestyle jobs you can loose you configuration due to limit history depth. Descriptive vs Scripted Jenkinsfiles come in two flavours: Declarative pipelines always begin with the word pipeline…

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Books about Artificial Intelligence & Data Science

Foundation Annotated Turing Statistics For Dummies The Practically Cheating Statistics Handbook Artificial Intelligence: A Modern Appoach Prediction & Data Science The Signal and the Noise: The Art and Science of Prediction The Elements of Statistical Learning: Data Mining, Inference, and Prediction Philosophical Hello World: How to be Human in the Age of the Machine The…

How to connect to your ESP32 on macos

To find out as what USB device the ESP32 is connected, open Terminal and enter: ls /dev/tty* | grep usb in my case I got /dev/tty.usbserial-14120 Now we can connect via screen: screen /dev/tty.usbserial-14120 115200 When you reset the board you should see something like this configsip: 0, SPIWP:0xee clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00 mode:DIO, clock div:2 load:0x3fff0030,len:5656 load:0x40078000,len:12696…

Experiments for Remote Teams

As you might know I am a fan of Management 3.0 and especially the celebration grid. The main idea is to do experiments to find out what’s working and what’s not. So when the pandemic started and our team went into full remote we did some experiments.

Docker Commands Cheatsheet

Reminder: A Container is a running instance of an Image Docker CLI commands Command Meaning docker pull download an image from dockerhub docker images show list of locally available docker image docker start start container docker stop stop container docker run pulls image, make a container from image and runs it docker run -d running…

How I learned to love the Bash

My tale of woe When I started to write my first ebook I decided to use pandoc to transform markdown into pdf. It basically looked like this pandoc metadata_de.yaml -o ./level_up_de.pdf –from markdown -V lang=de-DE level_up_de.md This simple command can be pasted into the command line everytime I want to build a new version of…