Bash & Zsh

Open.bash_profile in Visual Studio Code

alias edit-bash-profile="code ~/.bash_profile"

Apply changes made in.bash_profile without restarting your terminal

alias refresh-bash="source ~/.bash_profile"

Open.zshrc in Visual Studio Code

alias edit-zsh='code ~/.zshrc'

Apply changes made in.zshrc without restarting your terminal

alias refresh-zsh='source ~/.zshrc'

View pretty-printed JSON response usingfx

curl_json_pretty() {    curl$1| npx fx.}

Work with JSON response usingfx

curl_json() {    curl$1| npx fx}

Execute a command multiple times

run_multiple_times() {echo"Executing""the following command"$1"times:"$2foriin$(seq 1$1);do$2;done;}

Shortcut for home directory

alias home="cd ~"

Sayplease and you shall receive

alias please="sudo"

Rerun last command

alias rerun="!!"

Use rainbow

run_with_rainbow() {$1| npx lolcatjs}

Highlight syntax of a file

highlight_syntax() {    npx cli-highlight$1}

JavaScript

List globally installed NPM packages

alias npm-global-packages="npm list -g --depth 0"

Run security audit for Node projects (omit--production to considerdevDependencies as well)

alias npm-audit-prod="npm audit --production"

Find unused NPM dependencies usingdepcheck

alias npm-depcheck="$ npx depcheck"

Check JavaScript bundles for ES5 compatibility usinges-check

check_es_bundles() {echo"Checking bundles in"$1"for ES5 compatibility."  npx es-check es5$1 --verbose}

Find publicly known security vulnerabilities in a GitHub project usingSnyk (provide URL)

run_snyk_github_project_check() {echo"Running Snyk check for GitHub project:"$1  npx snyktest$1}

Find publicly known security vulnerabilities in a website's frontend JavaScript libraries usingSnyk

run_snyk_website_check() {echo"Running Snyk check for website:"$1  npx is-website-vulnerable$1}

Run a local HTTP server

run_http_server() {echo"Running HTTP server on port"$1". Serving the following directory:"$2  npx http-server -p$1 -c-1$2}

Start Cypress test runner

open_cypress() {    npx cypress open$1}

Determine download stats for all the NPM packages by user

get_npm_download_stats() {    npx https://gist.github.com/kentcdodds/8eea6d7365f46ddd2f2760bb44d164c0$1}

Start server, test and terminate

start_server_and_test() {    npx start-server-and-test$1$2$3}

Invoke Angular CLI / nx.dev CLI if you don't have them installed globally

alias ng="npx ng"alias nx="npx nx"

Update Angular to latest version

ng_update_to_latest() {    ng update @angular/cli --allow-dirty    ng update @angular/core --allow-dirty    ng update @angular/cdk --allow-dirty }

Run accessibility tests on a provided page

test_website_a11y() {    npx pa11y$1}

Format files usingPrettier (must be installed in the current directory)

alias browserslist="prettier --write ."

Run ESLint and check which rules take the longest

eslint_with_timing() {    TIMING=1 eslint$1}

List browsers which are supported by your project (needs abrowerslist file)

alias browserslist="npx browserslist"

Set the provided Node version as default usingnvm

nvm_set_default_version() {echo"Set the following version as default:"$1    nvmalias default$1}

Use Node version based on.node-version file in a repository usingnvm

nvm-project-node-version(){    value=$(<.node-version)    nvm use"$value"}

Clear cache innode_modules

alias clear_node_modules_cache="rm -rf node_modules/.cache"

Jest

Clear cache of Jest test runner

alias jest-clear-cache="npx jest --clearCache"

Debug issues when using Jest test runner (e.g. when Jest is stuck and not logging the root issue)

alias jest-debug='npx jest --detectOpenHandles'

Start Jest in watch mode

alias jest-watch="npx jest --watch"

Open Jest coverage report (run tests with--coverage)

open_jest_coverage_report() {    open ./coverage/lcov-report/index.html}

TypeScript

Find unused exports in your source files (+ ignore exceptions)

alias ts-dead-code="npx ts-prune -p ./tsconfig.json | grep -v 'jest.config'"

Generate atsconfig.json file

alias ts-init="npx tsc --init"

Execute TypeScript code usingts-node

alias ts-node="npx ts-node"

Compile TypeScript

compile_typescript() {echo"Compiling TypeScript using the following configuration file:"$1  npx tsc -p$1}

Git

Stash single file

alias git-stash-single-file="git stash push"

Print current branch name

alias git-branch-name='git rev-parse --abbrev-ref HEAD'

Remove committed file from Git version control but keep it locally

git_remove() {"Removing the following file from version control (it's still available locally:"$1    git rm --cached$1}

Amend staged files

alias git-amend='git commit --amend'

Undo last commit while keeping the changes

alias git-undo-last-commit='git reset --soft HEAD~1'

Revert all local changes

alias git-revert-changes='git fetch --prune && git reset --hard'

Checkout previous branch

alias git-previous-branch='git checkout -'

Show contributors sorted by commits

alias git-contributors='git shortlog -sn --all'

Push with force to repository but do not overwrite changes on the remote branch which you don't have locally yet (see here)

alias git-safe-force-push='git push --force-with-lease'

Utilities & Miscellaneous

Count lines of code

sloc() {  npx sloc -f cli-table$1}

Kill process running on a specific port

kill_process_by_port() {  lsof -i TCP:$1| grep LISTEN| awk'{print $2}'| xargskill -9echo"Port"$1"found and killed."}

Convert a post on Medium.com to a Markdown document

medium_post_to_markdown() {cd~/Desktop    npx mediumexporter"$1"> medium_post.md}

Execute a JAR file

run_jar() {"Running the following JAR file:"$1    java -jar$1}

Fixxcrun: error: invalid active developer path, missing xcrun error (this can occur after a Mac OS update)

alias fix-macos-xcrun='xcode-select --install'