prepare for session 3: git basics

[lnnrtwttkhn]

• [x] focus on vim (which is the default editor)
• [x] explain relationship between git, vim and other GUI text editors on the computer
• [x] explain the difference between plain text and Word
• [x] basics on how to use vim
• [x] discuss differences between local and global git config
• [x] explain to use same email for git and github
• [x] maybe skip account creation on github
• [ ] clarify exercises for creating a recipe
• [ ] .gitignore optional?
• [ ] .gitignore discussion / ideas
  • keep repositories small / only commit files that are really needed
  • reproducibility: don't add files that can be easily regenerated from the committed code
  • don't add files that are not relevant to other users, e.g., editor configuration files etc.
• [x] differences between local and global .gitignore
• [ ] add warning: don't create a new repo e.g., in your user directory
• [x] use ls -a command to show the hidden .git folder (add link to command line chapter)
• [x] add warning: don't mess with the .git folder
• [ ] add git init my-project
• [ ] add mini-quiz: how to create a project folder, either (1) mkdir my-project && cd my-project & git init or git init my-project
• [ ] setup session as live coding session
• [x] separate installation and setup chapter
• [x] move creation of github account to github chapter
• [x] edit installation and setup survey
• [ ] send email to ask to verify installation and complete installation survey
• [ ] git commands always refer to the "closest" .git file. clarify that.
• [ ] beware of nested .git repositories. explain if it's possible to have nested git repositories
• [ ] decide for default text editors on Windows (Notepad) and macOS (TextEdit)
• [ ] demonstrate interaction between editing text files in vim and through the GUI texteditor
• [ ] explain what the staging area is, see e.g., https://youtu.be/HMqUFlu0gFc?t=228
• [ ] think about whether to add STOP signs to the chapter for course participants!

[lnnrtwttkhn]

largely addressed in #57. keeping this open still as not all open points are addressed yet.

[konradpa]

This is all irrelevant/added by now