How do I copy a line to another location without using yank and paste?
:t {address}
How it works The :t command (short for :copy) copies one or more lines and places them below the specified address.
Category: editing
How do I convert all tabs to spaces in a file in Vim?
:retab
How it works The :retab command replaces all tab characters in the current buffer with the appropriate number of spaces, based on your current tabstop and expan
How do I copy the word under the cursor regardless of cursor position within it?
yiw
How it works The command yiw yanks (copies) the inner word under the cursor.
How do I re-indent a block of code to match the surrounding indentation?
=i{ or =ap
The = operator performs smart indentation based on Vim's filetype-aware indent rules.
How do I replace a character or pattern with a newline in a substitute command?
:%s/,/\r/g
In Vim's substitute command, \r in the replacement string inserts a newline.
How do I insert a Unicode character by its code point in Vim?
<C-v>u{code}
In insert mode, followed by u and a 4-digit hex code inserts the Unicode character with that code point.
How do I delete characters, words, and lines without leaving insert mode?
<C-h> / <C-w> / <C-u>
Vim provides three levels of deletion directly in insert mode, so you don't need to switch to normal mode for small corrections.
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 select or operate on the entire buffer as a text object?
ggVG
While Vim doesn't have a built-in "entire buffer" text object, the ggVG sequence achieves it: go to the first line, enter line-wise visual mode, then select to
How do I go back to a specific point in time using Vim's undo history?
:earlier 5m
Vim's :earlier and :later commands let you travel through your undo history using time-based offsets — not just individual changes.
How do I trigger language-aware autocompletion in Vim?
<C-x><C-o>
The keystroke triggers omni completion, Vim's built-in language-aware completion system.
How do I paste text in insert mode without triggering auto-indent or mappings?
<C-r><C-o>"
The {register} sequence in insert mode pastes register contents literally — without triggering auto-indentation, abbreviations, or mappings.
How do I join lines without adding spaces between them?
gJ
The gJ command joins the current line with the line below it without inserting any space between them.
How do I increment or decrement a number under the cursor?
<C-a> / <C-x>
Pressing increments and decrements the number under or after the cursor.
How do I see the Unicode code point of the character under the cursor?
ga
The ga command displays the ASCII/Unicode value of the character under the cursor in decimal, hexadecimal, and octal.
editing #editing #unicode #debugging #normal-mode #inspection
How do I quickly change the text between any pair of delimiters?
ci" / ci( / ci{ / ci[ / ci` / ci'
The ci{delimiter} family of commands changes the text inside any matching pair of delimiters.
editing #editing #text-objects #change #delimiters #normal-mode
How do I target outer nested brackets using counted text objects?
d2i(
Vim text objects accept a count prefix that lets you target outer layers of nested delimiters.
How do I force a motion to act blockwise, linewise, or characterwise?
d<C-v>2j
Vim lets you override the natural type of any motion by pressing v, V, or between the operator and the motion.
editing #editing #motions #visual-mode #advanced #normal-mode
How do I quickly surround a word with quotes, brackets, or parentheses?
ciw""<Esc>P
Vim doesn't have a built-in "surround" operator, but you can wrap any word in quotes or brackets with a short sequence: ciw""P.
editing #editing #text-objects #normal-mode #productivity #surround
How do I toggle the case of an entire word in Vim?
g~iw
The g~iw command toggles the case of every character in the word under the cursor — uppercase letters become lowercase and vice versa.