How do I debug a macro by executing it step by step?
Paste with "ap and execute keys manually
To debug a macro, paste its contents into the buffer, read each keystroke, and execute them one at a time to find where the macro goes wrong.
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Searching...How do I create a macro to convert a value to a JSON key-value pair?
qaI"<Esc>A": "",<Esc>jq
This macro transforms a plain word into a JSON key-value pair format, useful for converting lists of field names into JSON structure.
How do I record a macro to wrap each word in quotes?
qaciw"<C-r>""<Esc>wq
This macro wraps the current word in double quotes by changing the word, inserting quotes around the original content, and moving to the next word.
How do I record a macro to add semicolons at the end of every line?
qaA;<Esc>jq
This macro appends a semicolon to the current line and moves down, ready to repeat.
How do I record a macro to toggle comments on a line?
qaI// <Esc>jq
This macro adds a // comment prefix to the beginning of the current line and moves down.
How do I create a macro that converts lines to a numbered list?
qa I1. <Esc>j q
This simple macro inserts a list number prefix at the beginning of each line.
How do I insert a Unicode character by its code point?
<C-v>u{code} in insert mode
In insert mode, u followed by a 4-digit hex code inserts the Unicode character at that code point.
How do I paste text and automatically adjust its indentation?
]p
The ]p command pastes text and adjusts its indentation to match the current line.
How do I quickly replace a word and then repeat it elsewhere?
ciw + new text + Esc, then n.
The ciw command followed by new text, combined with and .
How do I change the content inside backticks?
ci`
The ` ci ` command changes the text inside backtick delimiters.
How do I make Vim respond faster to idle events?
:set updatetime=250
The updatetime option controls how long Vim waits after you stop typing before triggering certain events (like swap file writes and CursorHold autocommands).
How do I append the same text to the end of several lines?
V select then :norm A text
Selecting lines and running :norm A text appends the same text to the end of every selected line.
How do I enable true color (24-bit) support in Vim?
:set termguicolors
The termguicolors option enables 24-bit RGB color support, allowing color schemes to use millions of colors instead of the terminal's 256-color palette.
How do I insert shell command output without leaving the command line?
<C-r>=system('cmd')
In command-line mode, =system('command') evaluates the shell command and inserts its output into the command line.
What are the useful flags for the substitute command?
:s/pattern/replace/flags
The substitute command supports several flags that modify its behavior.
How do I disable the error beep in Vim?
:set belloff=all
The belloff=all option disables all error bells and visual bells in Vim.
How do I completely remove a buffer from Vim?
:bwipeout
The :bwipeout command (:bw) completely removes a buffer from Vim's memory, including its marks, options, and variables.
How do I move the current window to the far left of the screen?
<C-w>H
The H command moves the current window to the far left, making it a full-height vertical split.
How do I create a new empty buffer?
:enew
The :enew command creates a new unnamed empty buffer in the current window.
How do I jump to the previously active window?
<C-w>p
The p command jumps to the previously active window (the last window you were in).