In case you have no idea what to read next …

The list of the books, I want to share with you, is totally unordered, it has no special meaning, there is no hidden key.


macOS boots to black screen of emptiness

1. disable Night Shift It looks like Mojave 10.14.5 has some issues with booting when display colours are adapted to night mode using Night Shift. After starting up my macOS based machine in the evening (when Night Shift kicks in with all the fancy colour settings) I have noticed that machine boots into black screen. […]


Motywacja dla ubogich
Czyli dziwne teksty motywacyjne w pop-arcie

– Jestes tak cienki, zeby gdyby byly zawody przegrywow, to zajalbys ostatnie miejsce! – A dlaczego ostatnie, a nie pierwsze? – Wlasnie dlatego, ze jestes az tak cienki. Hurry up! Before we all come to our senses! – Ktos? – Ja, ja. – Ktokolwiek? – Ja, ja, wybierz mnie!


Zmarł prof. dr hab. inz. Zygmunt Owsiak

Uniwersytet Przyrodniczy we Wrocławiu – Zmarł prof. Zygmunt Owsiak


The ultimate setup for Sony NW A306 and macOS

This is my ultimate setup for Sony NW A306 Walkman. — Home Screen — By default, Sony NW A306 puts you on a Home Screen with Google Search bar – completely useless. This is why it is better to set it to Home Screen 2 This way you can easily access currently played song and […]


Sony NW A306 – how to make your life easier

I am not an Android person, and I didn’t know one can disable PIN on a lock screen. You can do it on your Sony NW A306 by diving into: Settings -> Security -> Screen lock -> None This steps makes the Sony Walkman experience so much better :) And all of that thanks to […]


XLD vs. Music

The choice is yours music sample: Kill Bill Vol. 2 by Quentin Tarantino This article aims to address potential differences in transferring CD content into Sony NW A306 Walkman depending on software and CD content used for that purpose


Recording on macOS without black screen

Go to: Chrome -> Settings… -> System Turn off: Use graphics acceleration when available


XLD, Mp3tag and VLC

I am a little bit tired of the Music app. Recently, I lost all my songs due to moving the library to an external drive. I don’t say it was not my fault. It might be that I haven’t applied enough magic to the whole process. Anyway, I have ended up with this. I have […]


LEGO Mindstorms EV3 – firmware upgrade

If you have faced the issue with firmware update (e.g. via page: https://ev3manager.education.lego.com) here are the steps that worked for me: Note! I am describing here the process for: LEGO® MINDSTORMS® Education EV3 1. Download the firmware upgrade from LEGO page: https://education.lego.com/en-gb/product-resources/mindstorms-ev3/downloads/firmware-update/ The direct link to firmware is: EV3 Firmware 2. Download EV3 Lab Software […]


Sony NW A306 – simplify USB transfer

By default, each time you connect Sony Walkman to your macOS (Android File Transfer) it asks for PIN and enforces you to choose connection mode. By default, No File Transfer – just charging. It is possible to override this settings via Developer menu. However, it requires some “magic” to enable it. If you can’t see […]


Sony NW A306 review

So, it’s almost two weeks since I put my hands on Sony NW A306 Walkman. Is it worth getting it? — The Good — It is a solid, well built, extremely handy player. All the required buttons are available on the side, that is: Power On/Off, Hold, Volume Up, Volume Down, Next, Prev, Play/Pause. It […]


I don’t understand import settings in Music app

I don’t understand CD import settings in Music app at all :(


Sony Walkman NW-A306 and missing album art (cover)
in ALAC files imported from Music

I guess, this is something everybody struggles with. After ripping CD, getting cover artwork and putting files into Walkman there is no art cover on a device.


LEGO EV3 – Tank Bot and evil Python error :)

So, eventually, we have built Tank Bot according to the manual. Once everything was set up inside VS Code it turned out our Tank Bot doesn’t work as expected. All it was doing was producing an error: It turned out that there is a misalignment between ports being used inside building instructions and the Python […]


EV3 MicroPython

If you want to start your journey with EV3 and Python (using macos) you will need: – microSD card (e.g.: SANDISK Ultra microSDHC 32GB) – microSD to USB adapter (e.g.: ISY ICR-6000 USB-C), – MicroPython image (you can download it from LEGO web page here). Once you have downloaded the image, make sure to start […]


Extrovert vs. introvert – does it matter during recruitment process?

TLDR; – do personal traits (so called Big 5) influence our choices regarding recruitment process? If they do, maybe we are all wrong about the way we are hiring people. If you want to jump directly to survey, click here. —————— There are studies that show extroverts perform better at some types of the job. […]


Gdy RadioRAM nie ogarnia playlisty
i srednio ogarnia Facebooka ;)

Super fajny cover Dreams by Cranberries: 夢中人 by Faye Wong (Youtube).


Bitwarden @ Debian 12 – starting it via systemd
(Docker based installation of Bitwarden)

Recently I was setting my my own, personal, Bitwarden server. The last step, that left, was to configure systemd service in order to make sure my Bitwarden installation starts up whenever machine is rebooted. I have spent few hours to solve this issue due to mysterious error inside /var/log/syslog: The problem was that the service […]


Building KataGo on macOS

This is still a draft


Running GNU Go on KGS using kgsGtp – or how to play with your own bot

I am now reading Learn to Play Go by Janice Kim i Soo-hyun Jeong. Really nice lecture I must say. However, I was lacking a sparing partner to test some of the concepts presented in the book. This is why I have decided to setup my own, personal Go bot. Note that this tutorial covers […]