Fix Lost or Empty Menu on Okular, Thunderbird and Krita – sudo apt-get purge indicator-appmenu

Lost your menubar? Global menu applet might disable the menu inside the app, but not show it at the top of your screen either. Fix: Just remove ‘indicator-appmenu’ package, log out and in.

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Turn a Web Page into Android App – Sell on Google Play

You can sell your web page as an app on Google Play. This brief tutorial concentrates on the hard parts. I list the command to generate the keys, and include a ready made config.xml. You can just publish your app. … Continue reading

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Aikataulu – Palvelinten hallinta ict4tn022 3003-ti ja 3001-to – loppukevät 2019

Just write what you want (idempotency). Control almost everything with one system (single source of truth). In plain text (infrastructure as code, versionable). Control 10 computers. Or 100. Or 1000. Or control 2071 computers, like Jussi did on a previous … Continue reading

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Monialaprojekti Infra pro4tn004-3003 – kevät 2019 – 10 op – ja pro4tf023-3001

English: Create your own project. You can take a company as client and work with students with different backgrounds if you want. Course in Finnish. Latest course feedback was very good, 4.3 out of 5. Tatu sent LoRa messages trough … Continue reading

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Aikataulu – Linux palvelimet ict4tn021-3004 ti – alkukevät 2019 – 5 op

English: Learn to manage your own Linux server – in 8 weeks. Beginners welcome. Student feedback excellent 4.7 out of 5. Course is in Finnish. Aloita nollasta. Opiskele 8 viikkoa ja hallitset omaa Linux-palvelinta. Opintojakson suoritettuaan opiskelija: Osaa hallita Linuxia … Continue reading

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DigiStartUp dig4tn024-3001 – Spring 2019 day and evening – 10 op

Innovate a new product, make it, sell it. Last time Granpa Fishing cell phone app got 1400+ downloads, Cuberich got 1000+, FlappyDuck3D got some,  rock band the Stoats sold some fan gear, a teahouse and an accounting firm got new … Continue reading

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Elisa’s Code in Salt

My student Elisa Parolo made an improvement to Salt Stack. Her pull request is now merged, and the code is part of the official Salt codebase. Many projects are happy to accept small fixes to get more developers join development.

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1000+ Papas Fishing, Finnish Design, Fan Gear for a Rock Band – DigiStartUp Finished

Innovate a new product, make it, sell it. And students delivered, in 16 short weeks. Granpa Fishing (0.99 USD) cell phone app got 1400+ downloads, including free beta downloads. Fan of rock band The Stoats? You can now show your … Continue reading

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LoRa Trough 8 Floors – Using 100 mA

My student Tatu Erkinjuntti sent LoRa radio transmissions. His device can send messages trough eight concrete floors with minimal power consumption. He is using ESP32 with an external LoRa module, programmed with Arduino IDE. Power consumption during transmission is just … Continue reading

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Military Cyber Department Visit & Challenge w48 Thu

Military Cyber Department visits my course. First, there will be a lecture on the cyber department and how to join it. After that, selected students can try their skills in the Cyber Challenge. The event is in Finnish, and aimed … Continue reading

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