How do I scroll and copy text from a terminal buffer in Vim?
<C-w>N
When using Vim's built-in :terminal, the buffer is in Terminal-Job mode by default, meaning all keystrokes go to the running shell.
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How do I append the current filename to a named register from Ex command-line?
:let @a .= expand('%:t') . "\n"
Named registers are not just for yanks and deletes.
How do I append the current line to a register from command line without using yank?
:let @a .= getline('.') . "\n"
Named registers are usually filled with yanks and deletes, but they are also plain variables you can edit with Vimscript.
How do I paste multiline clipboard text as a comma-separated list in Insert mode?
<C-r>=substitute(getreg('+'), '\n\+', ', ', 'g')<CR>
When you paste from the system clipboard into code or config, multiline text often needs to be flattened first.
registers #registers #insert-mode #expression-register #text-processing
How do I open a new empty buffer in a horizontal split without opening any file?
<C-w>n
n creates a new empty buffer and opens it in a horizontal split above the current window.
How do I return to normal mode from absolutely any mode in Vim?
<C-\><C-n>
While works to leave insert or visual mode, it does not work in every situation — particularly in terminal mode (:terminal), where is consumed by the running
How do I remove duplicate consecutive lines using a substitute command?
:%s/^\(.\+\)\n\1$/\1/
This substitute command detects pairs of identical adjacent lines and collapses them into one, using a back-reference to match the repeated content.
How do I jump directly to a specific point in the undo history by change number?
:undo {N}
:undo {N} lets you jump directly to the undo tree state after change number N was applied.
How do I delete consecutive duplicate lines from a file using a single Ex command?
:g/\(.\+\)\n\1/d
The :g command with a backreference pattern can detect and delete consecutive duplicate lines in one pass.
How do I change the cursor shape to a thin bar in insert mode and a block in normal mode in Neovim?
:set guicursor=n-v-c:block,i-ci-ve:ver25,r-cr:hor20
Neovim's guicursor option lets you assign a distinct cursor shape and style to each mode, providing immediate visual feedback about which mode you are in.
How do I open an existing buffer in a new tab page in Vim?
:tab sb N
How it works The :tab sb N command opens buffer number N in a brand new tab page.
How do I remove accidental Enter keystrokes from a recorded macro?
:let @q = substitute(@q, '\n', '', 'g')
A common macro failure mode is accidentally hitting while recording.
How do I selectively replace occurrences one at a time, choosing to apply or skip each match?
n.
The n.
How do I run a macro a specific number of times without using a recursive macro?
{N}@q
Prefix a macro invocation with a count to execute it up to N times in a single command.
How do I jump to a specific column number on the current line?
{N}|
The command (pipe character) moves the cursor to a specific column number on the current line.
How do I add a description to a Neovim keymapping so it appears in which-key and :map output?
vim.keymap.set('n', '{key}', {fn}, { desc = '{description}' })
When defining keymaps with vim.
How do I insert an actual newline in a substitution replacement, and why does backslash-n not work?
s/pattern/\r/
In Vim substitutions, \r in the replacement string inserts a line break, creating a new line.
How do I sort lines by a specific column or field in Vim?
:'<,'>!sort -t',' -k2 -n
Vim does not have a built-in multi-column sort, but you can leverage the external sort command to sort selected lines by any field.
editing #editing #sorting #ex-commands #external-commands #command-line
How do I switch to a specific buffer by its number in Vim?
:b N
How it works Every buffer in Vim is assigned a unique number when it is opened.
How do I send commands from a Vim buffer to an embedded terminal?
:term then <C-w>N for normal mode
Vim 8+ and Neovim have a built-in terminal emulator that runs inside a buffer.
command-line #command-line #terminal #workflow #productivity