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Horizontal vs. Vertical Scaling – How to Scale a Database

Data Scalability Data scalability refers to the ability of a database to manipulate changing demands by adding and removing data. In this way, the database grows at the same pace as the software. Via scaling, the database can expand or contract the capacity of the system's resources to support

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How to Use fnm – Fast Node Manager

If you've been working with Node for a while, you will most likely discover that your projects – or one you're working on – are written for an older version of Node. That means they won't work as expected with the latest version. In that case, a Node version

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Embedded Rust Programming on Raspberry Pi Zero W

Embedded programming in Rust requires a whole new knowledge base. Using a Raspberry Pi Zero W, you can quickly get up and running with embedded Rust. Starting with an embedded "Hello World" equivalent, and advancing to a text-to-morse-code translator, this article will walk you through the process. * How

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Python Set – How to Create a Set in Python

Sets are defined as a collection of objects. They are an important concept in math and programming. Programming languages provide different ways to group objects. Lists, dictionaries, and arrays are some examples of grouping objects. Python has its own methods of creating a collection of objects. In Python,

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How to Type the Vertical Line | Bar Character on a Keyboard

We use the vertical line character, |, in various scenarios and contexts. You'll use it in mathematics and programming, in Linux, and in computer science fields to represent different things. Programmers also call this character the pipe symbol. What is the Pipe Character Used For? In Mathematics, the double pipe

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The Only Paid Tools I Use as a Solopreneur

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No-Code Tools to Use for Your Next Project

I have recently started being active in a couple of online maker communities, and I've met a lot of talented folks who are building amazing products. One thing that has stood out to me while engaging with these makers is that many of them are not developers – in

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In-Demand Tech Skills for 2022 –Lessons Learned from Candidate Data from 191 Countries

A popular Chinese proverb says: “The best time to plant a tree was 20 years ago. The second best time is now.” The same applies to acquiring new tech skills. No matter if you’re a junior developer or a seasoned software engineer, there is always something you can work

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Higher Order Functions in JavaScript – Beginner's Guide

In JavaScript, functions are treated as first-class citizens. We can treat functions as values and assign them to another variable, pass them as arguments to another function, or even return them from another function. This ability of functions to act as first-class functions is what powers higher order functions in

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10 Key Strategies to Achieving a Work-Life Balance In Your Busy Schedule

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Influencers are Lying. “Just Keep Posting” Will Never Make You Successful

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Your 9–5 Is Your Biggest Competitive Advantage. Never Give It Up.

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TIKTOK: The 7 Digit Tool You Don’t Know How To Use

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Apple Just Wrecked 15+ Startups In Less Than 1 Hour

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How to Screenshot on Windows – Take a Screen Shot on PC

Just like you can take screenshots on your phone, you can also do the same on your Windows computer. Whether you want to take a screenshot of a particular part of your screen or you want to take a screenshot of the whole screen, there are tools and keyboard combinations

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Here Are Some Side Hustle Ideas I (Strongly) Recommend You Avoid

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Statistics for Beginners – Top Stats Concepts to Know Before Getting into Data Science

You've probably heard that statistics is the gateway to data science and that the data science map starts with stats. Perhaps you've also heard from others that you have to learn statistics before learning data science.  But then you ponder, "Since I'm not from a technical background like science, technology,

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Brilliant 1-Man Consultants Know the Right Technique to Overcome Delays in Client Engagements

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How to Become a Front End Developer – Front End Web Dev Skills

Some of the highest-paid professionals in the world are front-end developers. They use their knowledge and talents to design appealing and user-friendly websites. Front-end developers do not need a degree or a school certificate to work. Rather, they must understand the fundamentals of front-end development, programming languages, and front-end development

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Learn PHP Syntax, Comments, Variables and Data Types – with Examples

Welcome to today's tutorial, everyone. In my last article [/news/how-to-get-started-with-php/], I walked you through what PHP is and how to get it set up along with XAMPP. And today, we'll review those introductory PHP concepts and then dive into the language a bit more in depth. We'll look at

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Global Variable in Python – Non-Local Python Variables

In Python and most programming languages, variables declared outside a function are known as global variables. You can access such variables inside and outside of a function, as they have global scope. Here's an example of a global variable: x = 10 def showX():

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