Tools

Easy search with browser (Lexico exmple)

Vivaldi (or Chromium or Chrome) setting Go to Preferences -> Search. Sample I use Lexico often to search the meaning of words (as dictionary). Name: Lexico Nickname: lex URL: https://www.lexico.com/en/definition/%s Check the Use POST method With this configuration, I can search the word, for example, “test” by type “lex test” in the browser’s URL box.

GPG

PGP and GPG PGP - Pretty Good Privacy GPG - GNU Privacy Guard oder GnuPG https://en.wikipedia.org/wiki/Pretty_Good_Privacy The Free Software Foundation has developed its own OpenPGP-compliant program called GNU Privacy Guard (abbreviated GnuPG or GPG). Install GPG on MacOS Installing homebrew first Refer to https://blog.ghostinthemachines.com/2015/03/01/how-to-use-gpg-command-line/ And install it. brew install gnupg Use GPG keygen Generate a key pair gpg --gen-key Real name: My Realname Email Address: foo@bar.com (Okay) (Enter the pass) As a default, the key type is RSA 2048.

Mermaid - Intro how to use

What is Mermaid? Mermaid is a sequence diagram generator written in JavaScript. https://github.com/mermaid-js/mermaid Not only sequence diagrams, but Mermaid can also generate simple graphs. Sequence diagram Here is the simple snippet for beginners (slightly changed from official sample). Mainroad syntax: sequenceDiagram participant Alice participant Bob Alice->>Bob: Hello John, how are you? Bob-->>Alice: Great! sequenceDiagram: I want to draw sequenceDiagram participant Alice: There is a member of our protocol whose name is Alice.