Tag: linux
-
Ett år med trafikkbilder fra vegvesen.no
At jeg kunne finne webkamera på vegvesen.no har jeg kanskje sett en lang stund. Det er kamera plassert rundt omkring i landet på mange ulike posisjoner. De tar et bilde av en vei fra en bestemt vinkel med korte mellomrom. Bildet lagres…
-
Create your own QR code with a logo or image in the middle
You might have seen logos in the middle of QR codes. It was rare to begin with, but has become quite regular nowadays. But how can you create such a logo QR code? Some websites offer this as a paid option. But…
-
Draw a cityscape in day and night with Python turtle
I’ve earlier blogged about drawing a cityscape or urban landscape just by using squares with the Python turtle library. Now, I also have written a Python script that creates a randomized blue sky filled with seagulls, clouds, a rainbow and a the…
-
Eventyrstigen – et hjemmelaget eventyrlig stigespill
Det er påske. Noen forbinder kanskje påsken med brettspill. I så fall er dette noe for deg. For litt over ett år siden designet vi en egen versjon av et stigespill, med litt andre utfordringer enn normalt. Vi spilte dette spillet denne…
-
An unknown device in my home network were doing something odd
I recently installed a new internet router at home to improve the wireless coverage and give me the option to set custom family friendly name servers for all connected devices [1]. While making sure the wireless network setup was the same way…
-
Discovering the beauty of Unix operating systems
I have a confession to make: I follow nerdy news articles and comments on Hacker News. There, I have said it. Once I came across a beautiful description someone wrote on how he/she came to discover the unix operating system. I can…
-
En ny titt på det finurlige fenomenet “kvadratrotord”
Jeg blogga for en god stund siden om en matematisk finurlighet jeg leste om på futilitycloset.com, noe som de kalte root words. Jeg ga det da et norskt navn kvadratrotord. Jeg tror ikke det ordet finnes allerede. Av en eller annen grunn…
-
Hvorfor Wargames fra 1983 er en av mine topp fem favorittfilmer
Kona var ute og jeg benyttet anledning til å se en av mine favorittfilmer, Wargames fra 1983. Det er nok flere ting med den filmen som jeg liker, men for å nevne noen, så er det at det hele foregår på 80-tallet.…
-
A few Raspberry Pi tricks when using it in a digital signage or exhibition installation
Having worked with and used Raspberry Pi for a few different use cases, I have learned a few smart configurations to make them extra useful as digital signage installations or backstage computers in professional exhibitions at work. Here are three such use…
-
Make a backup of a raspberry pi installation remotely using ssh and dd
At work we have a learning and experience centre that have a few exhibitions on display. Some of these are set up using raspberry pi microcomputers. They are actuelly very handy for that purpose, exspecially if you use the two-cell micro sd…
-
Move a raspberry pi installation to a bigger micro sd card
Have you ended up with a too small sd card on your raspberry pi? I did. I wish I had used a 32GB instead of a 8GB card. I’ve only got 500MB left, which reminds me that this was the total har…