Markdown Tips


Backslash Escape

bad word - Link without text

Table without header

Nested list

automatically numbered list

Task(Check) List

Line breaks in markdown

Named anchor

  • we can use html in markdown
  • Reference the anchor


Supported Languages

  • markdown, java, json,html, javascript, shell, yaml, xml etc

Write email with markdown

Share markdown with socrates


  • Functions: export as html, save to google drive, blogger, github, dropbox etc
  • alternatives:

Blogger with markdown

  • Focus on the content, easy to store/edit the content locally
  • Easy to hide text(Cmd+/)

1: Use “Copy Html” function from markdown-preview-plus

  • Then paste output
<div dir="ltr" style="text-align: left;" trbidi="on">
<div style="font-size: large;">

2: Use pandoc

  • then remove no needed head, body tags

Atom Plugins

Slides Syntax


  • brew install pandoc
  • Add eval “$(pandoc –bash-completion)” to ${HOME}/.bash_profile
  • generate pdf: -o output.df
    • install this first: brew cask install mactex
  • generate ppt: -o output.pptx
  • pandoc –list-extensions
  • pandoc –list-output-formats


  • in-browser, markdown-driven slideshow tool


  • Space matters:
    • for link, no space between [] and (), for header, need space between ### and the words
    • check the colors in atom
  • Empty line matters
    • when not sure, add empty line
  • It doesn’t wrap in code block

collapsible markdown?

CLICK ME hidden by default

Basic Syntax

Keyboard Shortcuts

  • Use Mac without a mouse and less fingers
  • My fingers burn when use mac trackpad or touch bar, so try to use key board as possible as I can.
  • Some shortcuts are supported by multiple applications, or we can customize them to use same shortcuts.


Turn on Full Keyboard Access
  • Keyboard > Shortcuts > All Controls
  • Control + F7 to switch the modes
Mouse Keys
  • Command+Option+F5 > Open Accessibility Option
  • Enable Press Option key five times to toggle Mouse Keys
  • Move pointer: 7, 8, 9, 4, 6, 1, 2, 3
  • Click mouse button: I
  • Press and hold the mouse button: M
  • Release the mouse button: .
Right Click
  • When Mouse key is on, Fn-Ctrl-I
  • Control + Click
Switch input source
  • Keyboard > Shortcuts > Input Sources
  • Select the previous input source: ctrl+space
  • Customize at Preferences > Keyboard > Shortcuts > Keyboard
/ or Command+Shift+G Go to Folder
Fn+F11 Show Desktop
Command+Shift+3 Capture the entire screen
Command+Shift+4 Capture a selected area
Control + a/e Got to head/end - work in Terminal, Chrome, Atom
Command+` cycle between open windows in selected application
Command+Option+D show or hide dock
Command + Option + Escape Force Quit Applications
Ctrl+F2 Access menu, enable it at Keyboard -> Shortcuts -> Keyboard
Shift+Cmd+? Open Help menu and navigate
^+F3 Move focus to dock
^+F8 Move focus to status menu, search all actions in menu
Command+q Quit the app
Command+shift+w Close the window
Command + , Open Preferences
Command+~ Switch windows for same application(Command-Shift-~, reverse order)
Command + X Cut the highlighted text
Shift+Alt+Command+V paste the highlighted text and matches the destination style
Cmd+Shift++(-) Zoom in(out) text
Command + B/I/U make text bold/italic/underlined
Shift+Arrow Select text
(Shift+)Option+Left(Right) (Select)Jump by word
Cmd+Shift+Z Redo
Fn + up(down) Page up(down)
Cmd+1..8 Move tab
Cmd+9 Move to last tab
Cmd++(or -) Increase(Decrease) Font Size
[[ or ]] Follow the link labeled previous or < | next or > - not always works
gu(or U) Go up the URL hierarchy or Go to root of current URL hierarchy
v(visual), c(caret mode), /(find mode)
vi mode movement
  • h(move left), l(right), j(down), k(up), w(move to right one word), b(move to left one word)

Command + up go up a level
Command + down open current selected folder in same window
Command + [(]) go bak or forward
Spacebar preview(open) the item
Command + I get info

Mac Mail

Command+shift+D Send message
Command+shift+D Forward message
Command+shift+R Reply all
Command+shift+A Attach files to message
Command+1 Go to inbox
Command+1 or +2 etc Go to other items in favorites


Cmd+shift+J then close it Close download bar
Option+Cmd+left(right) go one tab left(right)
(Shift+)spacebar Page down(up)
Command-Shift-V Paste without formatting
Cmd+left(right) go back(forward) in history
⌘ + Shift + w Closes the current window
⌘ + Shift + j Open the Downloads page
⌘ + Option + i Open Developer Tools - conflict in mac
Cmd+Option+C Open dev tools in inspect mode

Change/Assign extension’s shortcuts
  • chrome://extensions/shortcuts

Install Tampermonkey and then install the “Auto Close YouTube Ads” script


(number+)W move tabs(s) to new window
(number+)<<(>>) Move tab to the left(right)
T search through your open tabs
B Bookmark search
(number+)r reload tab(s)
(number+)f(F) open/click multiple links in the current(or new) tab or execute multiple action in same tab
(number+)x close tabs(s)
^ Go to previously-visited tab
yt duplicate current tab
gE Edit the current URL and open in a new tab
X restore closed tab (i.e. unwind the ‘x’ command)
gi focus the first (or n-th) text input box on the page
h/j/k/l scroll left/down/up/right
(number+)d(u) half page down(up)
yy copy the current url to the clipboard
yf copy a link url to the clipboard
p/P search the text in clipboard using search engine
? help
Customize keys
map m toggleMuteTab
map M toggleMuteTab all
map X toggleMuteTab other
map cl closeTabsOnLeft
map cr closeTabsOnRight
map co closeOtherTabs
map fi LinkHints.activateModeToOpenIncognito
unmap J
unmap K
unmap t


Cmd+\ Show Annotations
Cmd+Click Clickable Links
Cmd+Shift+H Paste History
Cmd + k Clear buffer
Cmd+Shift+O Open Quickly(Search tabs)
Cmd+; Autocomplete
Cmd+Shift+; Show Command History
Cmd+Shift+H Show Paste History
Cmd+Option+/ Recent Directories popup

VLC Player

  • Preferences > HotKeys
Cmd + F Toggle Full Screen
Space Toggle Play/Pause
Command + Shift + left/right jump back/forward about a minute
Command + Ctrl + left/right jump back/forward about ten seconds
Cmd + =(-) Faster(Slower)
Cmd + Up(down) Volume up(down)
Cmd+Option+P Playlist


Command+P Switch to File
Command+Shift+P Command Palette
Command+\ Toggle Tree View
Command+Enter Replace all
Cmd+Ctrl+G Select all matching characters
Shift+Ctrl+M Markdown Preview
Cmd+R File symbol navigation
Ctrl+Shift+C Copy full path
Ctrl + g Go to Line
Ctrl+m Go to Matching Bracket
Cmd+Shift+t Bring up the list of corrections (with spell-check extension)
Ctrl+Shift+left(or right) move tab to left(or right)
Cmd+k+u Convert to Upper Case
Cmd+k+l Convert to Lower Case
Ctrl+Shift+k Delete Line
Ctrl+K Cut to End of Line


Command+3 Quick Access( a lot of things, like switch views)
Cmd+F8 Switch between perspectives
Shift+F10 Open context menu
Cmd+Option+X +T(J) Run Junit test(Java Application)
Fn+Up(down) Page up(down)
Cmd+Option+ctrl+left(right) Previous(next) tab, need manually add them in Pref > Keys
Cmd+Option+left(right) Go to previous or next
Ctrl+M Maximize(restore) the editor area
Cmd+Shift+L List all shortcuts
Cmd+I Show info


Command+Option+1/2/3 Large/Medium/Small Heading
Command+Shift+L Bulleted List
Command+Shift+7 Numbered List
Command+Option+K Code block
Command+Option+C Toggle Conversation
Command+/ Keyboard shortcuts


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