Step-by-step Ubuntu encrypting and decrypting emails for Thunderbird

Written by Lída Hrnčířová on August 6, 2020.

In today’s post we will learn how to encrypt and decrypt on Ubuntu using Thunderbird email client! If you aren’t a fan of instructional videos, don’t worry. We’ve published a step-by-step guide accompanied by pictures of each step which you can find in this article.

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Upcycling in the face of Covid-19

Written by Lída Hrnčířová on April 23, 2020.

People often say “Find the good in the bad” – This is a very unfortunate saying in the current situation but we still hope there are those small victories that can make us at least a bit happy. And what should we rejoice in, if not just small victories when the whole World is falling deeper and deeper into depression? So, what’s making us happy?

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Online Teaching with REPL

Written by Dominik Joe Pantůček on March 12, 2020.

As the pandemic of panic is taking over the world, the universities are forced to deliver the content to students via remote-access tools. Online teaching has been slowly gaining momentum anyway – but the focus is still mostly on emulating the in-class interaction between teachers and students. Read on to see there are other options.

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Racket, MS SQL, ODBC and FreeTDS

Written by Dominik Joe Pantůček on March 5, 2020.

As I have written before, Racket is used for implementing most of our tooling and helper applications both for the Cryptoucan™ development and for other back-end tasks as well. You can rightfully guess that most of the bookkeeping programs need to access various databases and although accessing databases is super-convenient in Racket, with some databases on weird platforms, strange problems may arise. Read on to see one of the more interesting and also to see how to resolve such issues.

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Racket: Faster Pixel Access

Written by Dominik Joe Pantůček on February 27, 2020.

As you might recall, Racket provides no way of working with bitmap data both ways: writing and reading. There are only methods that can help you directly access bitmap  ARGB data and those are not designed for any high performance tasks. Read on to learn some new tricks to access the bitmap data faster…

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