How do I change the case of selected text in visual mode?
U, u, or ~ in visual mode
How it works When you have text selected in visual mode, you can change its case with three simple keys: U - Convert the entire selection to UPPERCASE u - Conve
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How do I duplicate the current line and place the copy directly below it?
:t.
The :t (short for :copy) command copies lines from one location to another.
How do I jump to the next search match and keep it centered on the screen?
nzz
Typing nzz chains two normal-mode commands: n jumps to the next match of the last search, and zz immediately redraws the screen so the cursor line is vertically
How do I jump to an already-open file window instead of opening duplicate buffers?
:drop {file}
When the same file is already open elsewhere, using :edit can create extra navigation friction because you stay in the current window and may lose layout contex
buffers-windows #buffers-windows #windows #buffers #workflow
How do I copy text to the system clipboard in Vim?
"+y
The "+y command yanks (copies) text into the system clipboard register, making it available to paste in other applications outside of Vim.
How do I set the tab width in Vim?
:set tabstop=4 shiftwidth=4 expandtab
The :set tabstop=4 shiftwidth=4 expandtab command configures Vim to use 4-space indentation with spaces instead of tab characters.
How do I find which syntax highlighting rules are slowing down Vim?
:syntime on
When Vim feels sluggish while editing files with complex syntax highlighting, :syntime lets you profile exactly which syntax rules are consuming the most time.
How do I change text from the cursor to the end of the line?
C
The C command deletes everything from the cursor position to the end of the line and places you in insert mode.
How do I change the case of text using operators and motions?
gU{motion} / gu{motion} / g~{motion}
Vim has three case operators that work with any motion or text object: gU for uppercase, gu for lowercase, and g~ for toggle case.
editing #editing #case #operators #text-objects #normal-mode
How do I indent or unindent the current line while staying in Insert mode?
<C-t> / <C-d>
While in Insert mode, you can adjust indentation without switching back to Normal mode.
How do I use an external formatter with the gq operator in Vim?
:set formatprg={program}
Vim's gq operator normally reflows text to fit textwidth, but by setting formatprg you can delegate formatting to any external tool — a language formatter, a
How do I select an entire code block from opening brace to closing brace in visual mode?
V%
Pressing V% enters visual line mode on the current line and immediately extends the selection to the line containing the matching bracket or brace.
How do I re-indent all lines from the cursor to the end of the file in one keystroke?
=G
The =G command applies Vim's auto-indent operator (=) from the current line to the last line of the file (G).
How do I move to the end of the visible screen line when text is soft-wrapped?
g$
The g$ command moves the cursor to the last character of the current screen line, not the end of the logical line.
How do I set up Vim to parse errors from my compiler or linter into the quickfix list?
:compiler gcc | :make
Vim ships with built-in compiler plugins that configure makeprg and errorformat for popular tools.
How do I set up efficient keybindings for cycling through buffers?
:nnoremap ]b :bnext<CR>
Mapping ]b and [b to :bnext and :bprev creates an intuitive bracket-style navigation for buffers, matching the convention used by unimpaired.
buffers-windows #buffers-windows #navigation #mapping #buffers
How do I reselect the last visual selection?
gv
The gv command reselects the exact same area that was last selected in visual mode.
How do I highlight only the line number of the current line without highlighting the entire line?
:set cursorlineopt=number
When cursorline is enabled, Vim highlights the entire line the cursor is on.
How do I center the screen on my cursor without leaving insert mode?
<C-o>zz
When you are typing in insert mode and the cursor drifts near the top or bottom of the screen, you normally have to press , then zz, then i or a to continue edi
How do I pick from multiple tag matches instead of jumping to the first one?
g]
g] is the disambiguation-aware alternative to .