Emacs

C-h v comands
customize the settings
C-M-\ zusammen runs the command indent-region (ESC C-\ getrennt)
C-h c runs the command describe-key-briefly
C-j runs the command org-return-and-maybe-indent
C-q runs the command quoted-insert
C-d runs the command org-delete-char
M-DEL (translated from <M-backspace>) runs the command backward-kill-word
M eqaul to C-u

how to extension the packages from someone already wrote

M-x load file ~/.emacs.d/packages/echo-keys.el
M-x echo-keys-mode
(global-set-key "\C-o" 'compile)
(global-set-key "\C-\M-r" 'ranger)

mode dired

mode treemacs

this can be another helpful control tool, ? for help

在terminal 打开虚拟环境后，在打开 Emacs Emacs 会继承这些环境变量

emacsclient -a "" -c

M-x: global-set-key Press the wanted keybindings input the mapped command

(global-set-key "\C-o" 'compile)

alias emc="emacsclient -c "

emacs --daemon
emc xxx.org

if by configuration failed, emacs –debug-init find the postion M-x: goto-char postion

• install doom-modeline
• customize face -> modeline -> background -> gray35

• M-x: customize face -> org document title -> foreground height

customize variable TeX-view-program-selection for pdf viewer

first make sure wich mode you are, so the new setting can only be used in the same mode, and the mode must be save in this mode

M-x yas-new-snippes

q :for quit w(eww-copy-page-url) :copy the URL

d (eww-download) g (eww-reload) l(eww-back-url) :previous seit r(eww-forward-url) :forward seit

b(eww-add-bookmark) : add current seit as bookmark B(eww-list-bookmarks) : view bookmark

S(eww-list-buffers) s(eww-switch-to-buffer)

& (eww-browse-with-external-browser) eww-use-external-browser-for-content-type v (eww-view-source)

C (url-cookie-list)

Great clouds overhead
Tiny black birds rise and fall
Snow covers Emacs

   —AlexSchroeder

Everything should be made as simple as possible, but not any simpler —Albert Einstein

here I will try some nows, and this is to be funny, and underlined.

可以在item后面加上[0/2] or [0%]

• [ ] S-A-Ent for a new checklist
• [ ] C-c C-c to finish this checklist

mark the link in file

use the mark, which is marked

[[.../file.org::345]] go to the file of line 345
[[.../file.org::target]] to to the file with target, 3 kinds of internal
[[file:~/code/main.c::255  ]]               进入到 255 行
[[file:~/xx.org::My Target ]]                   找到目标‘<<My Target>>’
[[file:~/xx.org::#my-custom-id]]               查找自定义 id 的项

org-insert-link

- mbsync setting seeing in Dropbox
- C-c C-m to send email
- math :file output.png -> C-c C-c
- digraph ->
- graph --

M-x: package install : org-noter
- open xxx.pdf as emacs
- M-x: org-noter -> create a file as assige its position(a image without type name will be created)
- i for generic notes, M-i for special note with mouse to click
- give name and make notes
- C-M- (. p n) check notes for current, previous, and after notes 
with a rot arrow to the file

need to download reveal-js(unzip, and path pass to org-reveal-root) reveal.js download need to download org-reveal(were replace by ox-reveal) org reveal ox reveal

#+OPTIONS: num:nil toc:nil
#+REVEAL_TRANS: None/Fade/Slide/Convex/Concave/Zoom
#+REVEAL_THEME: Black/White/League/Sky/Beige/Simple/Serif/Blood/Night/Moon/Solarized
#+Title: Title of Your Talk
#+Author: Your Name
#+Email: Your Email Address or Twitter Handle

org-html-themes github

add this at the top 
#+SETUPFILE: https://fniessen.github.io/org-html-themes/setup/theme-readtheorg.setup

或者下载后用本地的模板

# -*- mode: org; -*-

#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="/home/sx/Dropbox/Sprache/Emacs/orgmode/org-html-themes/styles/readtheorg/css/htmlize.css"/>
#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="/home/sx/Dropbox/Sprache/Emacs/orgmode/org-html-themes/styles/readtheorg/css/readtheorg.css"/>

#+HTML_HEAD: <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
#+HTML_HEAD: <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
#+HTML_HEAD: <script type="text/javascript" src="/home/sx/Dropbox/Sprache/Emacs/orgmode/org-html-themes/styles/lib/js/jquery.stickytableheaders.min.js"></script>
#+HTML_HEAD: <script type="text/javascript" src="/home/sx/Dropbox/Sprache/Emacs/orgmode/org-html-themes/styles/readtheorg/js/readtheorg.js"></script>

github link is here,

M-x org-mind-map-write to execute

add legend, text display, image display

:OMM-COLOR: GREEN :org-mind-map-include-text t :org-mind-map-include-image t :OMM-LEGEND: Legend entry

org-roam-mode org-roam-db-build-cache org-roam-find-index org-roam-find-file org-roam-insert

lsp-java github.io

dap-java github.io

lsp-java github

dap-java github

for C-x C-f :find files C-l go back to the above directory

(helm-mode 1)
(require 'helm-config)
(global-set-key (kbd "M-x") 'helm-M-x)
(global-set-key (kbd "M-y") 'helm-show-kill-ring)
(global-set-key (kbd "C-x C-f") 'helm-find-files)

在已经打开的所有文件中匹配搜索关键词，是所有打开文件
keywords searching in all opened files, external files,

for images see hpc report

src 前缀

src 后缀

noweb:可以使用任何设定了名字的代码块，每次都是重新执行一遍所有相关代码。 session:后台会启动一个相应的解释器控制台，所有名称相同的代码块都会被加 载到该控制台，一直运行，并可以交互。

sudo apt-get install ditaa C-c C-x C-v to view

sudo apt install graphviz

set \[ X = \left( \begin{aligned} aa \\ bb\\cc \end{aligned} \right) \]

 latex-math-preview-insert-mathematical-symbol
this is to add special characters for latex

添加大括号

\begin{cases}
\end{cases}

增加分行

\begin{aligned}
\end{aligned}

在orgmode中，Esc下面的~键可以调出希腊字母输入 C-z也可以调出特殊字符输入

$\mathcal{L}$
$\mathcal{B}$

\(\mathcal{L}\) \(\mathcal{B}\)

1. in Orgmode using SRC to save a python2 programm, with its interpreter
2. C-c ' opening the buffer
3. C-c C-p open the python interpreter, weather it is wanted
4. mark the region in programm buffer
5. C-c C-r import the marked region to the interpreter

M-x package-refresh-contents RET M-x package-install RET ein RET

emacs xxx.ipynb C-c C-l/o