JavaScript Ternary Operators: A Step-By-Step Guide

JavaScript ternary operators are a shortened version of the traditional if else conditional statements. Ternary operators allow for a simple single line if else statement, and can be nested. When you’re programming, there will be many times where you only…

JavaScript forEach Loops Made Easy

The JavaScript forEach loop is an Array method that executes a custom callback function on each item in an array. The forEach loop can only be used on Arrays, Sets, and Maps. If you’ve spent any time around a programming…

JavaScript Functions: A Step-By-Step Guide

JavaScript functions are custom blocks of code that can be reused. Functions allow code to be more modular and are essential to object-oriented programming. Functions can be defined through declarations or expressions. If you’re new to JavaScript and looking to…

JavaScript Reduce and Filter: A Step-By-Step Guide

The JavaScript reduce() and filter() functions operate on arrays. JavaScript reduce() converts each element of an array to a single value using a given function. The JavaScript filter() function lets us find items in a list that meet the specified…

JavaScript Try Catch: A Step-By-Step Guide

JavaScript try catch blocks are used to handle errors in a custom way. When try catch blocks run a block of code and an error occurs, a second block of code will run, rather than allowing the program to crash.…

JavaScript Replace Text: A Step-By-Step Guide

To replace text in a JavaScript string the replace() function is used. The replace() function takes two arguments, the substring to be replaced and the new string that will take its place. Regex(p) can also be used to replace text…

JavaScript Split and Slice: A Step-By-Step Guide

The JavaScript slice() method returns the characters from a string between two index numbers. The JavaScript split() method returns an array of string elements determined by a regular expression. When you’re programming, it’s common to see cases where you need…

Python Try Except: A Step-By-Step Guide

Python try except blocks are a built-in function used for debugging. Try except blocks will try to run a block of code and, in the event of a bug, run a different block of code. Using try except blocks functionally…

Python Map Function: A Step-By-Step Guide

The Python map() method is used to perform a function on every item in a list, dictionary, tuple, or set. The map() method accepts a function and an object to apply that the function will operate on. When you’re working…

Python Comment: A Step-By-Step Guide

Python comments are used to create sections of code that are ignored. Comments are useful for notes or to temporarily disable the block of code. These are made by adding # before a single line or multiline comments in Python.…

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