Cristian Salcescu's Blog, page 9

How to Check If a String is Not Empty

Truthy values, the trim method, the Boolean built-in function

Continue reading on Frontend Essentials »

How to Reverse an Integer in JavaScript and Elixir

Quick start with number-string conversions and the reverse utilities

Continue reading on Frontend Essentials »

How to Round a Number to Two Decimals

[image error]

Quick start with the toFixed method, Math.round utility and the Intl.NumberFormat object

Continue reading on Frontend Essentials »

How To Capitalize Words With JavaScript and Elixir

Quick start with the split, join, and map functions

Continue reading on Better Programming »

JavaScript Strings: 10 Fundamentals You Should Know

Strings are immutable, they look like having methods, template literals, and more

Continue reading on DailyJS »

How to Know If a Property Exists in An Object

in operator, hasOwnProperty method, and more

Continue reading on Frontend Essentials »

Engage All Your Senses When Learning

Learn by reading, writing, watching, talking, listening, and doing

Continue reading on Frontend Essentials »

How to Replace All Substrings in a String

Quick start with replace and replaceAll string methods

Continue reading on Frontend Essentials »

Learn Overloading From the jQuery Function

How to do function overloading using the typeof operator

Continue reading on Frontend Essentials »

How to Raise and Handle Exceptions in JavaScript

Quick start with try, catch, throw, and finally

Continue reading on Frontend Essentials »