Skip to content

Julio Ornelas

Julio Ornelas
English | Español | General

Hello!

Byjornelas May 23, 2026May 23, 2026

Short post of why this blog exists.

Read More Hello!Continue

Web Development

JavaScript Basics: Understanding Functions

Byjornelas October 17, 2025

Functions are one of the most powerful parts of JavaScript. This post explains what they are, how scope and closures work, and how to use arrow functions, recursion, and pure functions in a simple, beginner-friendly way.

Read More JavaScript Basics: Understanding FunctionsContinue

Web Development

JavaScript Basics: Understanding Program Structure

Byjornelas October 17, 2025October 17, 2025

Discover how JavaScript programs are built using statements, expressions, variables, and functions. This guide walks through conditionals, loops, and best practices like commenting and capitalization — everything you need to start writing structured, readable code.

Read More JavaScript Basics: Understanding Program StructureContinue

Web Development

JavaScript Basics: Values, Types, and Operators

Byjornelas October 16, 2025October 17, 2025

Learn the building blocks of JavaScript — numbers, strings, booleans, and more. This post explains how data types define what kind of values your program can use, how type conversion works, and why understanding them is key to writing reliable, bug-free code.

Read More JavaScript Basics: Values, Types, and OperatorsContinue

Structures
Programming

Structures

Byjornelas July 17, 2024July 17, 2024

There is a way to create new types in Swift using structures. Calculated Properties Functions Instance Methods

Read More StructuresContinue

Arrays and Loops
Programming

Arrays and Loops

Byjornelas February 2, 2024July 16, 2024

Indices for loop

Read More Arrays and LoopsContinue

Set background color of a SwiftUI label
Programming

Set background color of a SwiftUI label

Byjornelas June 1, 2023June 1, 2023

How to change the background color of a SwiftUI label

Read More Set background color of a SwiftUI labelContinue

Programming

Problem Set 2 (Substitution) Cipher Program

Byjornelas December 30, 2022

The program encrypts a message by replacing every letter with another letter. To do this the program…

Read More Problem Set 2 (Substitution) Cipher ProgramContinue

Programming

Problem Set 2 (Caesar) Cipher Program

Byjornelas December 29, 2022

Program to cipher text inputted at the command line along with a cipher key. Multiple filters are…

Read More Problem Set 2 (Caesar) Cipher ProgramContinue

Programming

C++ Lab 2 (Assign value to a letter in a word)

Byjornelas December 21, 2022December 21, 2022

This program request input from the user using the command line, after input is typed the program…

Read More C++ Lab 2 (Assign value to a letter in a word)Continue

Page navigation

1 2 Next PageNext

Blog

categories

  • English
  • Español
  • General
  • Linux
  • Programming
  • Web Development

Tags

Arrow Functions basic Beginner Tutorial Booleans c++ Closures Coding Basics Coding Tutorial command line Conditionals Data Types examples Expressions Function Declaration Function Expression Functions If Else introduction iOS JavaScript linux Loops Low level Numbers Operators Programming Programming Basics Program Structure Pure Functions Recursion Scope Statements Strings swift SwiftUI Switch Statement Syntax terminal Type Conversion Variables Web Development Working Program

© 2026 Julio Ornelas | Web & App Development

Scroll to top
Search