ungleich-learning-circle/youngjin.han/learning-node02-2020.org

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Org Mode

* 2020-05-08
*** cdist #3: type parameters
**** Lecture content
***** TODO Create a new type named *__colourful_file*
****** TODO The objective is to create a type that creates colourful file
****** TODO The content of the file should be "colour=...", where "..." is a colour specified by a parameter
****** TODO Add an *optional parameter* named *colour*
****** TODO Use the **__file** type inside your type to create a file
****** TODO Use the *$__object_id* variable inside your type
***** TODO Extend your type to be more colourful
****** TODO Modify the *optional parameter* to be able to be specified *multiple times*
****** TODO For each time it is specified, add a line "colour=..." to the file
***** TODO Create a new type *__my_dotfiles*
****** TODO Objective is to manage the dotfiles in your home directory
****** TODO Make it a *singleton* type
****** TODO Create a sub directory *files* in the type
****** TODO Add your .emacs config to the files folder
****** TODO Add a *for* loop to your type to deploy .[A-z]* to your home directory
****** TODO Add a .bashrc or .zshrc to the files folder (depending on your shell)
****** TODO In the initial manifest, add __my_dotfiles when the target host is localhost
***** TODO As usual commit all changes to your ungleich-learning-circle repo
* 2020-05-06
** cdist #2: Your first cdist type
**** Lecture content
***** Objective
****** Begin to understand how cdist types function
***** Steps
****** DONE Create a new type named `__my_computer`
CLOSED: [2020-05-06 수 22:53]
******* DONE Mark the type as a singleton type
CLOSED: [2020-05-06 수 22:53]
******* DONE Create a `manifest` file in it
CLOSED: [2020-05-06 수 22:53]
******* DONE Use this type to install the following packages: zsh, mosh, emacs, nmap, sipcalc
CLOSED: [2020-05-06 수 22:53]
******* DONE Edit the *initial manifest* and use **__my_computer** for **localhost**
CLOSED: [2020-05-06 수 22:53]
******* DONE Match using the $__target_host variable
CLOSED: [2020-05-06 수 22:53]
****** DONE Modify your type to use a *for loop* to install the packages
CLOSED: [2020-05-06 수 22:53]
****** DONE Deploy / manage your ~/.emacs file in this type
CLOSED: [2020-05-06 수 22:53]
******* DONE Ensure that permissions and ownership are correct
CLOSED: [2020-05-06 수 22:53]
****** DONE Use different *verbosity* levels when configuring
CLOSED: [2020-05-06 수 22:54]
****** DONE Ensure that all your changes are committed and pushed in your ungleich-learning-circle repository
CLOSED: [2020-05-06 수 22:54]
******* DONE Use magit inside emacs for that
CLOSED: [2020-05-06 수 22:54]
***** DONE Documentation steps to be done in cdist.org
CLOSED: [2020-05-06 수 23:02]
****** DONE Create a new org document named `cdist.org` in the same folder as the learning.org file
CLOSED: [2020-05-06 수 23:02]
****** DONE Explain the difference between a singleton and non-singleton type
CLOSED: [2020-05-06 수 23:02]
****** DONE Explain the difference between the different verbosity levels
CLOSED: [2020-05-06 수 23:02]
****** Document (copy&paste) some of the cdist runs in a "log" section```
* 2020-05-04
*** cdist #1: Introduction
**** Lecture content
***** Objective
****** Begin to use cdist
***** Steps
****** DONE Checkout cdist quickstart https://www.cdi.st/manual/latest/cdist-quickstart.html
CLOSED: [2020-05-04 월 22:32]
****** DONE Install cdist locally
CLOSED: [2020-05-04 월 22:32]
****** DONE Create a new cdist configuration directory in ~/ungleich-learning-circle/USERNAME/dot-cdist
CLOSED: [2020-05-04 월 22:32]
****** DONE Create an empty initial manifest ("use touch")
CLOSED: [2020-05-04 월 22:32]
****** DONE Commit that status
CLOSED: [2020-05-04 월 22:37]
****** DONE Ensure that you can login as root to localhost via ssh without a password
CLOSED: [2020-05-04 월 22:37]
****** DONE Configure cdist to configures the motd of your localhost
CLOSED: [2020-05-05 화 00:42]
******* DONE Ensure you have a case block matching on $__target_host
CLOSED: [2020-05-05 화 00:21]
******* DONE Use the -c parameter to cdist to specify the configuration directory
CLOSED: [2020-05-04 월 23:58]
******* DONE Use the -vv parameter to get more verbose output
CLOSED: [2020-05-04 월 23:57]
******* DONE Search for / understand what MOTD stands for
CLOSED: [2020-05-05 화 00:41]
****** DONE Configure cdist to create the file /etc/cdist-configured
CLOSED: [2020-05-04 월 23:33]
****** DONE Configure cdist to setup the timezone on your local computer
CLOSED: [2020-05-04 월 23:33]
****** DONE Configure cdist to ensure emacs is installed
CLOSED: [2020-05-04 월 23:47]
****** DONE Ensure that in the end all changes are committed in your repository
CLOSED: [2020-05-05 화 00:42]
* 2020-05-01
*** Organisation #5: Emacs refresher
**** Lecture content
***** Objective: get confident with emacs commands
***** Find out and document how to do the following steps
****** DONE Search for something forward C-s
CLOSED: [2020-05-01 금 21:40]
****** DONE How to continue searching C-s C-s
CLOSED: [2020-05-01 금 21:43]
****** DONE Search for something backward C-r
CLOSED: [2020-05-01 금 21:55]
****** DONE Search for regular expressions instead of string (forward, backward) C-M-s C-M-r
CLOSED: [2020-05-01 금 22:25]
****** DONE Go to the beginning of the line C-a
CLOSED: [2020-05-01 금 22:16]
****** DONE Go to the end of the line C-e
CLOSED: [2020-05-01 금 22:16]
****** DONE Delete a word in front (to the right of the cursor) M-d
CLOSED: [2020-05-01 금 22:17]
****** DONE Delete a word in back (to the left of the cursor) M-BackSpace
CLOSED: [2020-05-01 금 22:18]
****** DONE List all "occurences" of a word in a file M-s o
CLOSED: [2020-05-01 금 22:53]
******* You can copy above instructions into an emacs buffer
******* And test it by showing all occurences of the word "Search"
****** DONE Search (GREP) for a word in all files in a directory RECURSIVELY M-x rgrep
CLOSED: [2020-05-01 금 22:46]
****** DONE Save the CURRENT buffer C-x C-s
CLOSED: [2020-05-01 금 21:55]
****** DONE Save ALL open files C-x-s
CLOSED: [2020-05-01 금 22:22]
****** DONE Split the window/buffer vertically C-x 2
CLOSED: [2020-05-01 금 21:48]
****** DONE Split the window/buffer horizontally C-x 3
CLOSED: [2020-05-01 금 21:48]
****** DONE Switch between the different windows C-x o
CLOSED: [2020-05-01 금 21:48]
****** DONE Close all buffers besides the active one C-x 1
CLOSED: [2020-05-01 금 21:47]
******* Don't kill it!
****** DONE Close only the active buffer C-x 0
CLOSED: [2020-05-01 금 21:54]
******* Don't kill it!
****** DONE Kill the active buffer C-x k
CLOSED: [2020-05-01 금 21:44]
****** DONE Describe/Explain the difference between closing and killing
CLOSED: [2020-05-01 금 22:09]
******* closing is that emac do not display the buffer. and the contents on the buffer are kept on behined screen.
******* killing is that emac delete the buffer. and if contents are not stored, it is losted
****** DONE Switch between buffers that are not shown C-x b
CLOSED: [2020-05-01 금 21:51]
******* DONE Document two very similar, but slightly different ways
CLOSED: [2020-05-01 금 23:28]
******** C-x b is that the selected buffer is displayed on the focused window
******** C-x C-b is that all buffers is dispalayed on the new window
******** C-x 4 b is that the selected buffer is displayed on the new window
***** Outcome
****** DONE Document all above commands in your learning org sheet
CLOSED: [2020-05-01 금 23:28]
****** DONE Share your documentation at the end of the session (not before)
CLOSED: [2020-05-01 금 23:28]
* 2020-04-29
*** Organisation #4: Organising yourself
**** Lecture content
***** Objective: have a todo list based on org mode
***** Steps
****** Configure the "org-directory" to be ~/ungleich-learning-circle/USERNAME/
******* This is important as it will be used by the todo function later
****** Extend your function from the organisation #1 session
******* Instead of opening a fixed file, we include two variable parts:
******** The hostname of the machine
******** The year
******* Pressing F3 should open ~/ungleich-learning-circle/USERNAME/learning-$(hostname)-$(year).org
******** we call this "your personal agenda"
****** Configure mu4e to create a org-mode tasks from an email
******* Store these tasks in ~/ungleich-learning-circle/USERNAME/todo.org
****** Configure emacs to open the "org-agenda" with "C-c a"
****** List all TODO entries
****** List the agenda of the day
****** List the agenda of the week
****** Bind F8 to open the "org-todo-list"
****** Create some sample tasks in it
***** From now on, maintaining tasks should be
****** Pressing F3 to open your personal "logfile"
****** Adding a TODO item
****** Pressing F8 to see the tasks with priorities
***** Bonus tasks
****** Configure mu4e to store org-mode tasks in .../todo-$(hostname)-$(year).org
* 2020-04-27
*** Organisation #3: Managing your emails
**** Lecture content
***** Objective
****** Be able to manage all your mails in mu4e
***** Description
****** All email is synchronised using isync/mbsync
****** Email is indexed with mu (xapian backend)
****** Email is viewed in mu4e
****** All new emails arrive in the inbox
***** Steps
****** Install mu4e
****** Start mu4e in emacs
****** Configure mbsync for your ungleich mail account
******* Synchronise all mails into ~/Maildir/ungleich
******* This structure leaves room for other mail accounts, like ~/Maildir/gmail
****** Verify that mbsync synchronises the mail
****** Index mails using `mu` on the command line (only first time)
****** Configure mu4e to get email with mbsync -a
****** Configure mu4e to "archive" emails into ~/Maildir/ungleich/YEAR/
******* This gives you a good performance / organisation for the next decades
****** Configure mu4e/emacs for sending emails
****** Send other participants an email via mu4e
****** Verify that it arrives
****** "Archive" it afterwards
* 2020-04-24
*** Organisation #2: Creating, managing and sharing with "magit"
**** Lecture content
***** Install "magit" for emacs
***** Bind C-x g to open magit-status in ~/.emacs
***** Create a new directory ~/ungleich-learning-circle/ (with emacs)
****** Use C-h b in dired mode to find out how to
***** Create a sub directory ~/ungleich-learning-circle/YOURNAME/ (with emacs)
***** Move your previously created learning.org file into ~/ungleich-learning-circle/YOURNAME/ (with emacs)
***** Initialise it with git (with magit)
***** Create the repo "ungleich-learning-circle" on code.ungleich.ch under your username
***** Add your remote on code.ungleich.ch to your local git repo with magit
***** Push your repo
***** Add a new remote of a another participant
***** Move your ~/learning.org to ~/notes
***** Commit that file with magit
***** Push the repo with magit
***** Merging the remote repo with the command line
***** End result: everyone has everything of everyone else
* 2020-04-23
*** Organisation #1: org-mode introduction
**** Lecture content
***** Install emacs
***** Install org-mode
***** Create a function that opens ~/learning.org in your ~/.emacs
***** Bind that function to "f3" (configure it in .emacs)
***** Create a new item named "2020-04-10"
****** Create a sub item "ungleich learning circle"