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Doom Emacs Zaiste Programming

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Doom Emacs

Command Abbreviations

  • `C` - "Control" key

  • `M` - "Meta" or "option/alt" key

  • `s` - "Command" key

  • `SPC` - "Space" key

Emacs Doom E02 - Projects with Projectile, File Explorer with Treemacs & EShell

  • Common commands for Projectile Projects

  • `SPC p p` to open a project

  • `SPC SPC` to open a file in a project

  • `SPC o p` to open the file explorer

  • `SPC o e` to open the shell in fullscreen

  • `SPC o E` to open the shell in a popup window

  • `SPC f r` recently visited files

  • `SPC f R` recently visited files in a project

  • `M-x projectile-discover-projects-in-directory` to find projects within given folder using Projectile

  • `M-x projectile-discover-projects-in-search-path` to find projects in the folder defined by the `projectile-project-search-path` variable using Projectile

Emacs Doom E03 - A short intro to Dired

  • Dired is how you interfaces with a directory

  • Directory Editor

  • Move with h,j,k,l

  • toggle `(` for simple view

  • `enter` to go into a directory

  • `-` to go back up

  • `+` and enter a file name to create a directory

  • `d` to mark for deletion, `x` to delete

  • `space .` to create or find a file

  • `*/` to select all directories, `t` to switch between files and directories

  • `U` to unselect all

  • `m` to mark a specific file or directory

  • `CTRL + w + v` window split vertically

  • `CTRL + w + w` to switch windows

  • `C` copy to another window

  • `R` move to another window

  • `dired-do-what-i-mean-target` set to true

  • `i` to edit file/dir name

Emacs Doom E04 - Buffers, Windows and Basic Navigation

  • Buffers are a special concept in emacs they can be terminals, files, directories, etc

  • `space b b` to open another buffer

    • workspace buffer

  • `space b B` you can see all the buffer

  • `space ,` to switch buffers (its an alias)

  • `space shift ,` to switch to all buffers

  • `space b X` You can create a scratch buffer and `space b s` to save and name it

  • `CTRL w v` window split vertically

  • `CTRL w w` to switch windows

  • `CTRL w s` window split horizonal

  • you can use the vim motion keys to navigate between open windows

  • Windows are panes in your screen

  • `CTLR + =` to make the windows equal size

Emacs Doom E05: Installing Packages with org-super-agenda as an example

  • `space f p` to open the config.

  • to add a package, add the package to `.doom.d/package.el`

  • then close and `doom refresh`

  • then go to `.doom.d/config.el` to configure the package

  • `def-package!` is a macro you can use to configure packages

    • `space h help` you can look up method man pages

    • `:init` is used for setting the package up

    • `:config` to set configuration after the package has been initialized

    • `:after` lets you set which package it should load after

  • you can use `:after!` to configure packages that are already there

Emacs Doom E06: Quick, horizontal movements with evil-snipe

  • enables vim navigation

  • `f` and then the letter you want to navigate to. `,` will go backward and `;` will go forward after that "find"

  • `t`is the same thing except for a character you want to jump to before the one you insert

  • evil snipe lets you go to all the occuranses in your document

  • `s` to do a double character search

  • `F` or `T` to go backwards

  • evil snipe will remember your last search so `,` and `;` will navigate

  • `v` puts you in visual mode. You can select text by with `v f some-char-you-navigate-to`

Emacs Doom E07: Moving around the screen with Avy

  • `avy` for long distance movement.

  • `g s space` and then select the letter that avy gives you to nagivage to that spot

    • these letters are on your home row so they are easy to click

  • `space h v` for variable, to set the avy variable to search all open windows

  • `avy-all-windows` lets you search in all windows open.

  • you can remove a word with `g s space select-one-letter x select-the-removal-spot`

    • you can use `X` to stay in your original spot of search

  • you can go `g s space select-one-letter i select-the-correction-spot` to correct the spelling of the search

    • brew install ispell

  • you can `yank` a word from one place to another with `g s space select-one-letter y select-the-correction-spot-to-paste`

  • use `t` to "teleport" the word from one place to another

Emacs Doom E08: Multiple cursor in Emacs with evil-multiedit

  • make selections and then edit those selections interactively

  • `meta d` will select the current word, and again will find another occurance

  • `meta D` will find the occurence upward

  • you can use a visual selection to select multiple words. `R` will select all occurances

  • `crtl n` for next selection `ctrl p` for previous

  • exclude matches with `enter`

  • you can make an edit and the changes will be reflected in all the selection

Emacs Doom E09: Org Mode, Basic Outlines

  • org mode gives you structure to your document

  • `*` for a h1 `**` for an h2 etc

  • you can `tab` a section to fold a subtree (hide it)

  • you can use `shift tab` to cycle through folded states

  • `ctrl return` to create a headline of the same type

  • `meta arrow up` lets you shift the position of the section

  • `meta h` promotes a headline to the next level

  • `meta l` demotes

  • you can create lists

    1. onw

    2. 2

    3. wooo

    4. 3

Emacs Doom E10: Org Mode, - Links, Hyperlinks and more

Emacs Doom E11: Org Mode - Custom Link Types

Emacs Doom E12: Org Mode - Linking to words & Bookmarks

  • `SPC n l` stores a link to a particular headline

Emacs Doom E13: Org Mode, Code Snippets 101

  • `<s TAB` is a snippet for #+BEGIN_SRC #+END_SRC

(+ 2 3 4 5)
(defun great (name)
  (concat "Hello " name))
function great(name){
    console.log("Hello ", name)
    return "Hello " + name
}
great("Zac")
Hello  Zac

  • `SPC m '` opens the code snipped in a separate buffer

    • press `C-c C-c` to exit the buffer and include the changes

    • abort the snippet change with `C-c C-k`

  • Execute the code snippet with `C-c C-c` Results will show up in a #+RESULTS header

  • This feature is called Babel

  • One snippet can consume the output of another snippet

  • Zaiste uses Kulfon to generate static html from his notes.

Emacs Doom E14: Org Mode, Getting Organized with Tasks

  • Create a task by prefixing any heading with `TODO`

  • `DONE` means the task is done

  • You can create your custom key words by changes a variable: `org-todo-keywords`

    • remember you can get to your variables through `SPC h v` (M-x counsel-describe-variable)

    • these values are already set with Doom Emacs #+BEGIN_SRC elisp ((sequence "TODO(t)" "PROJ(p)" "STRT(s)" "WAIT(w)" "HOLD(h)" "|" "DONE(d)" "KILL(k)")

    (sequence "[ ](T)" "[-](S)" "[?](W)" "|" "[X](D)"))

#+END_SRC

  • `SPC m t` to change a status of a todo

  • If you close the task with a command, org mode will add a date that you "closed" the task

  • `SPC o a t` to open the agenda -> todo list

  • q to quit

  • org-agenda-files is a variable you can set so you filter which files agenda searches todos in.

Emacs Doom E15: Org Mode, Priorities for Tasks

  • `SHIFT up` will toggle the priority of tasks

KILL [#A] buy strawberries

  • org-fancy-priorities gives you fancy looking priorities

Emacs Doom E16: Org Mode, Marking Tasks with Tags

  • tags can be attached to any headlines

  • `SPC m q` to tag a headline

DONE play more games   fun

  • tags are hierarchical so nested headings will be tagged with the parent header tag

  • org-tag-sparce-tree will search for headings that only have a specific tag

Emacs Org Mode - Using Checkboxes - Emacs Doom 17

  • two types of lists, ordered and unordered lists

  • you can change an unorded list by changing the first item to 1. and then typing `CTRL c CTRL c`

  • This is still todo

  • this is in progress

  • this is a done task

You can see how many are done with a "cookie" [1/2]

  • task 1

  • task 2

  • you can do this by adding [0/0] and pressing `CTRL c CTRL c`

  • you cant assign a tag or a priority

Emacs Magit - Getting Started - Emacs Doom 18

  • magit is configured for you

  • `SPC g g` to show Magit status Page

  • most commands are done from the status page

  • press `?` to see what you can do

  • `git add -p` lets you stage in hunks

  • Open and close with the `TAB`

  • Open diff view for a file with `TAB`

  • `s` to stage a change

  • `u` to undo a change

  • `c` to commit

  • `b s` for branch and spinoff to create another branch, rewinding the commits you made to master

  • `b b` to switch branches

Emacs Magit - The Git Commit Flow in More Detail - Emacs Doom 19

  • `t t` to create a tag, default place is the commit you are currently selecting

  • `V` to select a change in a diff and `x` to discard that change.

  • `s` to stage

  • `c` to commit, you can `q` to quit the commit screen

  • `P` to push and then `p` to your remote or `u` to a another remote

Emacs Magit with Forge for Issuing Pull Requests - Emacs Doomcasts 20

  • forge is installed in emacs doom

  • `@` for forge

  • set up forge with `M x forge-pull`

    • the first time you will get a token from github

  • `@ c p` to create a pull request with forge

    • select the base branch

    • then select the target branch

    • then provide a short description

    • `CTRL c CTRL c` to finish the pull request

  • now there will be a `pull requests` tab