Useful snippets

    UV python

    Thu 22. January 2026 | 2026-01-22

    Docs: https://docs.astral.sh/uv/


    Install Python version: https://docs.astral.sh/uv/getting-started/features/#python-versions

    uv python install <version>

    Uninstall python version

    uv python uninstall <version> 

    Initialize project

    uv init

    Set correct python version in .python-version

    (re)-build venv

    uv venv

    Updates .venv files

    Activate venv environment

    source .venv/bin/activate
    deactivate

    Install dependencies from requirements.txt

    uv pip install -r requirements.txt

    Install one single dependency

    uv python add <package> 

    Run package command

    uv run <command> 

    bash colors

    Fri 09. January 2026 | 2026-01-09

    GREEN='\033[0;32m'
    RED='\033[1;91m'
    RESET='\033[0m'
    echo -e "${RED}Found errors:${RESET}" 
    echo -e "${GREEN}Success!${RESET}" 

    https://gist.github.com/JBlond/2fea43a3049b38287e5e9cefc87b2124

    Regular Colors

    Value Color
    \e[0;30m Black
    \e[0;31m Red
    \e[0;32m Green
    \e[0;33m Yellow
    \e[0;34m Blue
    \e[0;35m Purple
    \e[0;36m Cyan
    \e[0;37m White

    Bold

    Value Color
    \e[1;30m Black
    \e[1;31m Red
    \e[1;32m Green
    \e[1;33m Yellow
    \e[1;34m Blue
    \e[1;35m Purple
    \e[1;36m Cyan
    \e[1;37m White

    Underline

    Value Color
    \e[4;30m Black
    \e[4;31m Red
    \e[4;32m Green
    \e[4;33m Yellow
    \e[4;34m Blue
    \e[4;35m Purple
    \e[4;36m Cyan
    \e[4;37m White

    Background

    Value Color
    \e[40m Black
    \e[41m Red
    \e[42m Green
    \e[43m Yellow
    \e[44m Blue
    \e[45m Purple
    \e[46m Cyan
    \e[47m White

    High Intensity

    Value Color
    \e[0;90m Black
    \e[0;91m Red
    \e[0;92m Green
    \e[0;93m Yellow
    \e[0;94m Blue
    \e[0;95m Purple
    \e[0;96m Cyan
    \e[0;97m White

    Bold High Intensity

    Value Color
    \e[1;90m Black
    \e[1;91m Red
    \e[1;92m Green
    \e[1;93m Yellow
    \e[1;94m Blue
    \e[1;95m Purple
    \e[1;96m Cyan
    \e[1;97m White

    High Intensity backgrounds

    Value Color
    \e[0;100m Black
    \e[0;101m Red
    \e[0;102m Green
    \e[0;103m Yellow
    \e[0;104m Blue
    \e[0;105m Purple
    \e[0;106m Cyan
    \e[0;107m White

    Reset

    Value Color
    \e[0m Reset

    other styles

    echo -e "\e[1mbold\e[0m"
    echo -e "\e[3mitalic\e[0m"
    echo -e "\e[3m\e[1mbold italic\e[0m"
    echo -e "\e[4munderline\e[0m"
    echo -e "\e[9mstrikethrough\e[0m"
    echo -e "\e[31mHello World\e[0m"
    echo -e "\x1B[31mHello World\e[0m"

    Fuzzy search

    Tue 16. December 2025 | 2025-12-16

    Telescope & Fzf.vim

    Action Telescope Fzf.vim
    Open all items in quickfixlist [Q] Select all items with [Tab] and hit [Enter]
    List all vim keymaps require('telescope.builtin').keymaps :Maps

    More on Telescope: https://useful-snippets.netlify.app/posts/vim/

    Fzf use cases

    Edit a file

    nvim $(fzf)

    Restore a file from another branch (here: main)

    git checkout main $(fzf)

    Run a specific test in Jest

    npx jest --runTestsByPath $(fzf)

    Jump to main component vim

    Mon 15. December 2025 | 2025-12-15

    Vim/Neovim

    yank filename without extension to 'f'-registry

    :let @f = expand('%:t:r')<CR>
    

    search for "const [contents in 'f'-registry]"

    :execute '/const ' . @f<CR>:nohlsearch<CR>
    

    added together

    :let @f = expand('%:t:r')<CR>:execute '/const ' . @f<CR>:nohlsearch<CR>
    

    Ideavim

    Copy file name to + register and search for it. Do not execute immediately () as CopyFileName also includes the file extension

    :action CopyFileName<CR>/const <c-r>+