Web-Related Terms Beginning with P
A package is a directory (or project) that has a
package.json file used to record information about it.
package.json is a file that package managers—like NPM and Yarn—use to store information about your project.
package-lock.json is a file that NPM uses to record the exact version of all the packages you've installed locally to your project's
A package manager is a tool developers use to automatically find, download, install, configure, upgrade, and uninstall a computer's packages.
A package registry is a database (storage) for thousands of packages (libraries, plugins, frameworks, or tools).
A parameter specifies the name you wish to call your function's argument.
A parameter (query string) allows you to send specific data to the server.
Parent Module (ES Module)
A parent module is an aggregator file used solely to aggregate and re-export submodules.
parseInt() parses and converts its string argument from its radix state to a decimal integer.
Regular expression's period operator (
.) specifies that you wish to find any character that is not the newline or any other line terminator characters.
pop() removes its calling array's last item.
A port is a technical gate on a website's server from which browsers can access a site's resources.
Positive Lookahead (RegExp)
Regular expression's positive lookahead operator (
p(?=sp)) asserts that you wish to find a RegExp pattern that is followed by another pattern.
Positive Lookbehind (RegExp)
The positive lookbehind operator (
(?<=sp)p) asserts that you wish to find a RegExp pattern that is preceded by another pattern.
Primary Expression (JS)
A primary expression is a piece of code that serves as the basis for creating other expressions.
Primitive Data (JS)
A program is a list of instructions written for a computer to execute.
A properties object is an element you can use to bundle up multiple named values into a single item.
A pure function is a function without any side effects.
push() adds its arguments to the end of its calling array and returns the calling array's new length.