A Journey of a Thousand Miles Begins with a Single Step

Magic Linux Commands

In my past 25 years, I have learned so many things about Linux, and yet I am still learning and discovering fabulous new material about the Linux Shell and their commands. In DevOps or Pair Programming sessions, my co-workers sometimes find it astonishing, what kind of commands I am writing. It looks like magic to some or like a hack to others.

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Spice Up Your Git Messages

Using GitHub or GitLab comes with benefits like Emojis. This article will present an idea of utilising Emojis in git commit messages to improve code overview.

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Translating Like A Geek

Working for federal government agencies in a multilingual state requires multiple translations for every official language. Switzerland has, for instance, four official languages: German, French, Italian and Romansh. Romansh is very rare. We will use English instead to demonstrate the translation feature.

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Time Tracking Like A Geek

Working at mimacom is colourful and enriching if you use the drink breaks to exchange knowledge or get co-workers to know much better. Our management and working culture explicitly desire that. This blog post is the result of it.

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Include first line in grep

I want to grep this output for postgresql, but want to keep the column headers.

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Mirror, Mirror on the Wall

Reading the title of this blog post, you will likely associate the title with the fairy tale Snow White and the Seven Dwarfs. An association is a connection in mind for two related terms. It is a creative process that the human brain is so good at it. Another creative process is using synonyms.

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你们好 - Elasticsearch and the Chinese language

Today we are looking into the Elasticsearch language support of Chinese. Chinese is spoken by the ethnic Chinese majority and many minority ethnic groups in China. About 1.2 billion people (around 16% of the world’s population) speak some form of Chinese as their first language. We are an international company, so having customers in Singapore or Hong Kong makes it super interesting. Chinese consists of many dialects and mostly two written forms. In our first section, I will clarify which region uses what dialect and written form. After that, we are looking at what is supported by Elasticsearch or moreover by Apache Lucene.

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Full Disk Encryption with YubiKey

This article is about my experience with the YubiKey 4 for full disk encryption (FDE) with Linux. I will introduce the YubiKey and its capabilities of the entire disk encryption with Multi-Factor Authentication.

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Okapi BM25 with Game of Thrones

Since Elasticsearch 5, the default similarity algorithm for Elasticsearch is Okapi BM25. A similarity (scoring/ranking model) defines how matching documents are scored. Performing a search against a set of documents gives you results sorted by relevance. In one of our previous blog posts by Rocco Schulz, BM25 was already mentioned. In this blog article, we are going to look into the inner workings of the Okapi BM25 algorithm.

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