Showing 21-40 of 1,619,985 packages
Check if a string is an IP address
Check if argv has a specific flag
A simple Node.js module to check if a TCP port is already bound.
Check if a value is a regular expression
Property based testing for Jest based on fast-check
Check if the process is running in an SSH session
A little library for asserting types and values, with zero dependencies.
Try to downgrade the permissions of a process with root privileges and block access if it fails
Checks the ECMAScript version of .js glob against a specified version of ECMAScript with a shell command
baidu front-end code check tool
Check if the process is running in a Continuous Integration (CI) environment
Check if something is a promise
Check the engines and platform fields in package.json
Check if a string matches the name of a Node.js builtin module
Check if something is a Node.js stream
Ensure a path doesn't contain null bytes
Check if a binary is working
checks the all of the hyperlinks in a markdown text to determine if they are alive or dead
Check if a file path is a binary file
Check if a URL is absolute