Skip to main content

Web-Related Terms Beginning with E

Editing Platform

An editing platform (IDE) is the app used by editors (developers) to prepare documents for publication.

Popular editing platforms used by most software developers are Sublime Text, Visual Studio, Atom, and Brackets.


An editor is a person that edits a software document.

Effect Hook (ReactJS)

The effect hook (useEffect) allows a function component to hook into React's lifecycle features for performing side effects.

Learn more...

else Conditional Statement (JS)

The else conditional statement instructs that if the if statement's condition is false, the computer should execute the else statement's code block.

Learn more...

else if Conditional Statement (JS)

The else if conditional statement instructs the computer that if the if statement's condition is false, JavaScript should execute the else if's code block based on a different condition.

Learn more...


Encode means converting a character from its standard form into code. By so doing, only those who understand the applied coding system will know the original character.

Encode (Computing)

Encode means converting human-readable characters, such as 6, G, and %, into computer-readable characters (bits).

For instance, the bits (binary digits) form of the decimal number 7 is 111. In other words, using 111 to represent 7 means you've encoded 7 into the computer-readable character of 111.

Knowing how to encode is beneficial. And having some encoding converters can come in handy.

End Of (RegExp)

Regular expression's end of operator ($) asserts that you wish to find the RegExp pattern at the end of a string.

Learn more...

End-to-End Test (TDD)

An End-to-End (E2E) test is a test written to assess the functionality of a user interface.

Learn more...

Entry Point

An entry point is a file that a bundler uses to start building a dependency graph of all the project's modules it needs to combine into a single browser-compatible module.

An entry point is the most critical file of a build step that links (directly or indirectly) to every other module in a project.

Learn more...

Enumerable Properties

An enumerable property is a property whose enumerable attribute's value is configured to be true.

Learn more...

Equality Operator (JS)

The equality operator (==) checks if its two operands are of equal value.

Learn more...

Error Handling Phase (ReactJS)

A component's error handling phase is the period when an error occurs in any of the following cases:

  • During the component instance's rendering
  • In a lifecycle method of the component
  • In any child component's constructor

Learn more...

Error Handling Statement (JS)

An error handling statement is a piece of code that allows you to test, manage, and create custom error messages.

Learn more...

Escape (RegExp)

Regular expression's escape operator (\) specifies that you wish to escape a character's default type.

Learn more...

exec() in JavaScript

exec() executes a search for a regular expression pattern in its string argument.

Learn more...

Execution Time

Execution time (also called runtime) is the time during which a program is running.

In other words, execution time is the execution period (or lifecycle phase) of a program—which begins from the time the program is invoked and ends when the program's invocation is closed.

Expensive Operation (Computing)

An expensive (or costly) operation is a resource-intensive task. It is an operation that uses a lot of resources, such as CPU, memory, or disk drive.

Expression Statement (JS)

An expression statement is any piece of code that expresses a value.

Learn more...

External CSS

External CSS styles one or more HTML pages' content by linking the HTML document to an external stylesheet.

Learn more...

External Hardware

External hardware is the externally connected components of a machine that users connect through the device's ports.

Learn more...