Welcome to the site dedicated to the basics of HTML, CSS, PHP, WordPress and JavaScript! Here you will find useful codes, plugins and WordPress tips to help you create and improve your projects. Start learning web development with us!



How to Add a “Department” Field and Restrict Category Visibility in WordPress

How to Add a “Department” Field and...

Sometimes you need users to see only the categories that belong to their department.For example, you have two departments: Mining Shop and Garage.Each one should see only its own categories. You can implement this in WordPress without plugins — just add some code. 1. Add custom fields to categories The code below adds two new […]

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165 14.11.2025
How to Detect the Page Type in WordPress Using PHP

How to Detect the Page Type in...

In WordPress, you often need to know what kind of page the user is currently on. This is useful when you want to change content, layout, or run specific actions depending on the page type. Main Check Functions WordPress provides special conditional functions: is_front_page() – checks if the current page is the front (main) page. […]

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105 13.11.2025
Geography Quiz (Start) — a fun geography game I created

Geography Quiz (Start) — a fun geography...

Geography Quiz (Start) is a free quiz app I made to make learning geography fun and easy.You can test your knowledge of flags, coats of arms, capitals, and landmarks.The app is available in four languages — English, Ukrainian, Russian, and Polish.It’s simple enough for both kids and adults. Get it on Google Play Why you’ll [&he...

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127 11.11.2025
My App — “HTML Basics”

My App — “HTML Basics”

Once upon a time, I started with a simple question: how are websites actually made?I learned bit by bit — reading articles, watching videos, trying things on my own.And I realized one thing: most beginners just need clear explanations in simple words.That’s how the idea was born — to create an HTML lessons app that’s [&he...

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107 10.11.2025
HTML from Scratch: How to Make a Table in HTML. Lesson #14

HTML from Scratch: How to Make a...

When people hear “HTML tables,” many immediately think of old-school computer classes — grey boxes, lots of tags, and the feeling that it’s complicated and boring. But actually, it’s really simple! An HTML table is just a neat way to organize information into rows and columns. Think of a table in your notebook: head...

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227 06.11.2025
HTML from Scratch: How to Set a Path to a File, Image, or Page. Lesson #13

HTML from Scratch: How to Set a...

When you create a website, you often need to insert images, connect files, or link to other pages. And here comes the classic question: “How do I write the path correctly?” Don’t worry — it’s easier than it looks. The main thing is to understand the logic. What Is a File Path A path is […]

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186 05.11.2025
HTML from Scratch: How to Set a Background on an HTML Page. Lesson #12

HTML from Scratch: How to Set a...

When you create your first HTML page, it usually looks boring — white background and black text. But it’s easy to add a background: make the page colorful or put an image. And you only need one tag — <body>. Color Background The simplest way is to set a color for the whole page.The <body> […]

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138 02.11.2025
Overview of the Online Service QRMenushka

Overview of the Online Service QRMenushka

Paper menus are a thing of the past. They wear out quickly, require constant updates, and don’t always meet modern hygiene standards.QRMenushka (qrmenushka.com.ua) is a convenient web service that allows businesses to switch to a digital format without extra costs or complications. What does QRMenushka do? Creates a digital menu or price l...

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142 31.10.2025
HTML from Scratch: Color Codes in HTML. Lesson #11

HTML from Scratch: Color Codes in HTML....

Today we’ll cover one of the most enjoyable topics in HTML — colors. Yes, those very ones that turn a boring gray page into something lively, bright, and memorable. Color is the mood of a website. It can make text feel friendly, the background cozy, and a button so appealing that you just want to […]

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245 30.10.2025
Top 5 Free Website Engines

Top 5 Free Website Engines

1. WordPress 📌 Website: wordpress.org ✅ Pros: Highly flexible and extensible. Easy to install and use. Strong SEO support. ❌ Cons: Requires frequent updates. High server load with many plugins. 2. Joomla! 📌 Website: joomla.org ✅ Pros: Built-in multilingual support. Flexible module sy...

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134 28.03.2025
Free Game Development Programs: Comparing the Best Options

Free Game Development Programs: Comparing the Best...

Game development is a craft that combines creativity and technical skills. Fortunately, there are many free game engines available that allow you to bring your ideas to life. In this article, we’ll look at five popular free game development programs, highlighting their pros and cons. 🎮 1. Unity Website: Unity Official ...

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221 15.03.2025
How to Display the Visitor’s IP Address on a Website Using PHP?

How to Display the Visitor’s IP Address...

An IP address (Internet Protocol Address) is a unique numerical identifier assigned to a device on a network. Just like every house on a street has its own address, every computer, smartphone, or tablet connected to the internet has a unique IP address. Many websites use IP addresses to track user activity or customize content […]

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497 15.03.2025
How to Detect an AdBlocker on Your Site Using JavaScript

How to Detect an AdBlocker on Your...

Web developers often encounter the problem of ad blockers, which can interfere with a site’s functionality. One way to solve this issue is by detecting the ad blocker using JavaScript. In this article, we’ll look at a simple method for checking the activity of an ad blocker and alerting users. How it works: We create […]

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261 26.02.2025
How to Add a Currency Widget to the WordPress Admin Dashboard

How to Add a Currency Widget to...

In this article, we’ll look at how to add a currency widget (such as USD) to the main page of the WordPress admin dashboard. You’ll see how to create a form for entering values, save them to the database, and display them on the website. Code for creating the widget: How to display values on […]

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185 25.02.2025
Minimum Order Amount WooCommerce

Minimum Order Amount WooCommerce

What does this code do in general? Displays information about the minimum order amount on each product page. Checks if there are enough funds in the cart on the cart and checkout pages. If the minimum amount is not met, it disables the checkout button and suggests continuing shopping.

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163 24.02.2025
Adding Meta Description and Keywords in WordPress

Adding Meta Description and Keywords in WordPress

Brief explanation of the code: Adding meta boxes to the editor: Two meta boxes are created in the admin panel — for entering meta description and meta keywords. Saving data: When the user saves a post or page, the entered meta description and meta keywords are stored in the database. Outputting meta tags: Meta tags […]

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344 14.02.2025

[ Articles ]


Run Little One: Alien Dash – The Most Addictive Arcade of 2026

Let’s be real: we’ve all felt like that tiny alien at some point—standing on the edge of a busy street on a Friday night, wondering if we’ll ever make it to the other side. In Run Little One: Alien Dash, the stakes are just a bit higher. It’s not just about getting home; it’s about […]

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69 15.04.2026
Maze Monster Game Review: Thrilling Mazes on Android

Maze Monster Game Review: Thrilling Mazes on Android

If you love Android games that make you think and react quickly, then Maze Monster is exactly what you need. This exciting game for smartphones will immerse you in a world of intricate 2D mazes filled with dangerous enemies, tricky traps, and plenty of adventure. Conquer the Mazes and Escape the Enemies In Maze Monster, […]

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67 23.02.2026
How to Write Proper Prompts for AI or why “Write an article” means nothing

How to Write Proper Prompts for AI or why “Write an article” means nothing

Short version: you’re not asking AI — you’re giving it a task.Long version: let’s break it down. After 2 years of working with AI (back when it was much dumber and answered like a drunk Stack Overflow), I learned one simple rule: Output quality = input quality AI is not a mind reader. It doesn’t […]

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99 23.01.2026
AI Artist, AI Coder: Who Is Threatened by “Layoffs” from a Giant Neural Network?

AI Artist, AI Coder: Who Is Threatened by “Layoffs” from a Giant Neural Network?

Hi, friends! Let’s talk about a topic that makes everyone who earns with ideas a little nervous. You look at neural networks — and your heart skips a beat. You type a prompt — and here’s an image in the style of the Mona Lisa holding an avocado. You write “create code for a one-page […]

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81 22.01.2026

[ Popular articles ]


HTML from Scratch: Anchor Links in HTML. Lesson #7

HTML from Scratch: Anchor Links in HTML. Lesson...

Let’s continue diving into the fundamentals of HTML. Today, we’ll discuss how to work with anchors in HTML. Don’t worry, we’re not talking about maritime adventures! In this lesson, you’ll learn what HTML anchors are, how to create links to them on a single page, and how to navigate to anchors on other pages. 🚀 […]

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3330 07.01.2025
HTML from Scratch: How to Create a Horizontal Line in HTML. Lesson #10

HTML from Scratch: How to Create a Horizontal...

We continue studying the basics of HTML. In this lesson, I will tell you how to create a horizontal line in HTML and where it can be effectively used. A horizontal line helps visually separate content, making a page more structured and appealing. It is great for highlighting headings, menus, or simply dividing information blocks. […]

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1238 08.02.2025
HTML from Scratch: How to Add Links in HTML. Lesson #6

HTML from Scratch: How to Add Links in...

Let’s continue exploring the basics of HTML for beginners. In this lesson, I’ll explain what a link is, how to add one to an HTML document, turn an image into a link, and create links to another site, email, or file. Let’s dive into the details. What is a Link in HTML? A link in […]

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613 24.12.2024
HTML from Scratch: Basics for Beginners. Lesson #1

HTML from Scratch: Basics for Beginners. Lesson #1

Welcome to my blog overcod.net! If you are thinking about creating websites or web pages, learning the basics of HTML is a great starting point. It’s a smart decision to begin by understanding HTML for beginners, as it forms the foundation for future growth in web development. Why are my lessons right for you? First, […]

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610 17.10.2024