Tech notes
Wake on LAN from pfsense commandline

April 17, 2022 • 1 min read • Technology

Wake on LAN from pfsense commandline

Pfsense is an extremely powerful firewall/router OS. You can, for example, use it to remotely switch on computers that are in the same network.
Risk versus hazard

April 10, 2022 • 2 min read • Technology

Risk versus hazard

Last week I failed to explain the difference between risk and hazard.
How to reset the admin password in Drupal 9

April 9, 2022 • 1 min read • Technology

How to reset the admin password in Drupal 9

How to reset the admin password in Drupal 9
University helpdesk recommends Zotero, but does not provide meaningful support

March 20, 2022 • 7 min read • Technology

University helpdesk recommends Zotero, but does not provide meaningful support

With the end of last year (31.12.2021), the University of Helsinki discontinued licensing its default bibliographic software tool RefWorks.
Finding the annual return on investment (ROI) for assets at OP bank

January 9, 2022 • 9 min read • Technology

Finding the annual return on investment (ROI) for assets at OP bank

I am a customer of the Finnish OP bank. But they make it difficult for customers to know the real performance of their invesments. Probably on purpose, because most of them underperform.
Missed a TV broadcast?

November 26, 2021 • 1 min read • Technology

Missed a TV broadcast?

Missed a TV broadcast? Maybe onlineTVrecorder can help you…
How to manually encrypt a second hard drive in Ubuntu 20.04

November 19, 2021 • 1 min read • Technology

How to manually encrypt a second hard drive in Ubuntu 20.04

How to manually encrypt a second hard drive in Ubuntu 20.04
Reset Wirelesstag's outdoor probe's flash memory

October 9, 2021 • 1 min read • Technology

Reset Wirelesstag’s outdoor probe’s flash memory

I really like the products from https://wirelesstag.net/.
Find me elsewhere

Biochemistry/Molecular biology researcher and teacher