1. dd will delete the whole line and cc will delete the whole line and change into insert mode.
2. use / or ? to do search , and use n or N to move to the next or previous one.
3. :set ignorecase
4. :set hlsearch
5. :nohlsearch
6. :noh
7. :800 this will go to the 800th line
8. /.[aoeiu] this will search any character followed by a vowel.
9. / this will search all the blank lines
10. in normal mode, press d, then press /, and enter something, then press enter, it will delete from the cursor to the characters you entered. also we can use "c" rather than "d" to enter into switch mode.
11. :s/aa/bb will substitute; if for the whole file, use :%s/aa/bb ; :%s/aa/bb/g will substitute several occurrences in the same line.
12. shift v will go into visual line mode.
13. in normal mode, say for a function, put your cursor under a bracket, then press v , then press "%" will select the whole block, then press ":" , then press s/echo/say/gc, here c for confirm. we can use "gv" to select the previous block.
Notes about using sublime text:
1. option + ] will give left single quote, option + [ will give left double quotes. option + shift + [ will give right double quotes, shift + option + ] will give left right single quote.
2. cmd + ] will indent the line
3. choose line->reindent will reindent the code you choose.
4. cmd + i for incremental search;
5. shift + cmd + f will give another finding method.
6. option + -> will move one word at a time.
7. command + p will go to everything
8. when you press "cmd + p", then press "#", this will go into fuzzy matching mode.
9. try css@ to see the elements related to css
10. shift + cmd + p will lead us to the command pallet
11. shift + cmd + l will split into lines.
12. ctrl + space to bring up the auto completion.
13.