PostgreSQL 18 adds a new parameter to json{b}_strip_nulls functions to also remove null elements from arrays, enhancing JSON data cleaning.
A tutorial explaining how to implement a factorial function in JavaScript using recursion, including the base case to prevent infinite loops.
Explains two common programming patterns for managing conditional logic: the 'Single Mutable Result' and 'Early Exit' patterns.
Explains how to use dependency injection with default parameters in JavaScript to create more flexible and robust functions.
Explains the use of named return values in Go functions, including their pros, cons, and a practical example with defer and recover.
A comprehensive guide to JavaScript functions, covering declarations, expressions, return values, and best practices for effective function design.
A collection of 7 challenging JavaScript closure interview questions with detailed answers to test and improve your understanding.
A guide to different TypeScript function syntaxes, explaining when to use ':' vs '=>' for return types with practical examples.
Explains what methods are in JavaScript, how to define them in objects and classes, and how to invoke them.
Argues that encapsulation, not reusability, is the primary purpose of functions in programming, using a budget summary example.
A beginner's guide to setting up and using Netlify Functions for serverless backend tasks, like handling a contact form.
An introduction to callback functions in JavaScript, explaining how they are passed as arguments and executed within other functions.
Explains JavaScript closures, how they combine functions with their lexical environment, and provides a code example.
A beginner-friendly explanation of the return statement in JavaScript, covering its purpose, syntax, and differences from console.log.
Extending a Lisp compiler in JavaScript to support user-defined functions and variables, focusing on assembly code generation.
Explores JavaScript abstractions through a pyramid of functions, getters, and setters, explaining their benefits and use cases.
Explores best practices for writing clean, small, and maintainable functions in JavaScript to improve code quality and reduce complexity.
An explanation of JavaScript closures, how they work, and their use for data privacy and creating private variables.
A beginner-friendly guide explaining Python decorators, covering nested functions and function objects.
An explanation of Python decorators, covering how functions are objects and can be passed as arguments or returned.
