Kodar-lan - Text and editors Vi/Vim

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A lecture about Vim anf how to edit in Vim.

A lecture about Vim anf how to edit in Vim.

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  • 1. You press the keys with no effect, Your mode is not correct. The screen blurs, your fingers shake; You forgot to press escape. Can't insert, can't delete, Cursor keys won't repeat. You try to quit, but can't leave, An extra "bang" is all you need. ♫ Addicted To vi (http://www.gnu.org/fun/jokes/vi.song.html) Tim Gremalm Developer at Conmel Data AB Programming, Web, Databases, Windows/Linux, Servers, Network, TCP/IP, Robotics, Electronics tim@gremalm.se http://tim.gremalm.se Texteditor Demo - VI/VIM (Tim Gremalm)
  • 2. vi - an old editor (37 years) ● First written by Bill Joy (1976) at Berkeley University ● Is defined in POSIX (Portable Operating System Interface) and i Single Unix Specification ● A visual mode for the editor ex ● Terminal-based Texteditor Demo - VI/VIM (Tim Gremalm)
  • 3. vim - Vi IMproved ● Written by Bram Moolenaar (1991) at Atari - Amiga ● A extended version of vi, with more features ● Still terminal-based ● gVim (GUI) Texteditor Demo - VI/VIM (Tim Gremalm)
  • 4. Texteditor Demo - VI/VIM (Tim Gremalm)
  • 5. Why you should know Vim ● A whole world of UNIX-culture ● more/less ● Regular expressions ● Cross platform - it even exists in Computercraft (Minecraft) ● Quick and Responsive - To start, and to work with ● Efficient Texteditor Demo - VI/VIM (Tim Gremalm)
  • 6. How to work with Vim ● You start out in normal mode, all keys is mapped to different commands ● Navigation h/j/k/l or ←/↓/↑/→ ● Jump between Characters, Words, Sentence, Paragraphs and Lines ● Go to line X ● To start edit, you will have to switch mode Texteditor Demo - VI/VIM (Tim Gremalm)
  • 7. How to work with Vim modes and escape Texteditor Demo - VI/VIM (Tim Gremalm)
  • 8. How to work with Vim ● You build sentences of how you want to edit <number><command><text object or motion> ● ● ● y - “yank” copy d - delete p - “put” paste ● ● ● ● ● y3j - yank 3 down d3w - delete 3 words yap - yank a paragraph cw - change word, followed by insert cia - change inner argument ● . - Repat last change ● Edit beyond individual characters. Instead, edit by word, sentence, line, and paragraph Texteditor Demo - VI/VIM (Tim Gremalm)
  • 9. Commands in Vim ● :%s/foo/bar/g - Substitute “foo” for “bar” globally ● :set paste - Enable paste-mode ● ● :w newfilename - Save as new filename :r filetoimport - Imports file after cursor ● ● ● :set enc=utf-8 - Character-encoding :set ff=dos - Newline mode :setf c - Syntax language ● ● ● ● :set tabstop=4 - Length of a tab :set shiftwidth=4 - Indentation tab width :set expandtab - Convert tabs into spaces :retab - Convert all tabs to set indentation-parameters ● @: - Repeat last command Texteditor Demo - VI/VIM (Tim Gremalm)
  • 10. Vim features ● Tabs ● Split pane ● Python-support ● Plugins (.vim) Texteditor Demo - VI/VIM (Tim Gremalm)
  • 11. Plugins for Vim ● Vundle ● Powerline ● Autocomplete ● Ctrl+P ● NERDTree Texteditor Demo - VI/VIM (Tim Gremalm)
  • 12. Links ● http://vim-adventures.com/ - A small Vim-game (get started) ● http://www.vim.org/ - Vim’s mainsite ● http://blog.carbonfive.com/2011/10/17/vim-text-objects-the-definitive-guide/ - Edit efficently ● http://vimbits.com/ - Vim tips ● https://news.ycombinator.com/ - News about programming, alot of vim-stuff appears here Texteditor Demo - VI/VIM (Tim Gremalm)