Shell & TerminalNews 3 min read
tmux 3.0 Arrived in 2019
tmux 3.0 shipped in late 2019 with changes from its normal development process — the major version bump was not a promise of semantic-versioning upheaval.
#news#tmux#terminal
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#terminal
9 posts
Shell & TerminalDeep Dive 5 min read
How GNU Readline Turns Keystrokes into Shell Commands
Interactive Bash editing is a library-driven state machine: keymaps, completion hooks, history, and terminal escapes all meet inside GNU Readline.
#deep-dive#readline#bash
Read more Shell & TerminalDeep Dive 5 min read
How Terminal Multiplexers Keep Sessions Alive
PTYs and a persistent server process explain how tmux and screen survive a dropped SSH connection, not just several shells in one window.
#deep-dive#tmux#pty
Read more Haiku OSHow-To 6 min read
How to Use Haiku's Terminal and Shell Environment
Use Haiku Terminal, Bash profiles and native filesystem tools safely, write portable scripts, and separate POSIX habits from Linux assumptions.
#howto#terminal#shell
Read more Shell & TerminalFix 4 min read
Fixing a Terminal That Shows Garbled Output or Invisible Text
After accidentally catting a binary file, the terminal shows strange characters or wrong colors — the shell is fine, the terminal's display state is what broke.
#fix#terminal#stty
Read more Shell & TerminalDeep Dive 6 min read
Terminal Emulators vs. Shells: What Each One Actually Does
Terminal and shell are separate programs linked by a kernel pty: one renders characters and handles input, the other interprets commands.
#deep-dive#terminal#pty
Read more Shell & TerminalDeep Dive 5 min read
What Makes a Terminal 'TUI-Capable': ncurses, terminfo, and Raw Mode
Full-screen terminal apps like htop and vim redraw the screen selectively and read keystrokes one at a time. This is the library layer that makes it possible.
#deep-dive#tui#ncurses
Read more Shell & TerminalFix 4 min read
Fixing SSH Sessions That Don't Know the Terminal's Actual Size
TUI apps render clipped over SSH, or the terminal doesn't rewrap after resizing — the remote shell has a stale idea of the terminal's actual dimensions.
#fix#ssh#terminal
Read more macOSHow-To 5 min read
How to Customize macOS with Terminal and the defaults Command
A practical set of real, working defaults commands to unlock hidden macOS settings, plus how to find and safely revert any customization yourself.
#howto#terminal#macos
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