SmartTechTip

On your Computer Keyboard or Laptop keyboard, you always see F1 to F12 Function Keys, right. But, have you ever wondered what are these keys(F1 to F12) and their uses are? What are Function Keys? Function Keys are the keys that are on the top of the keyboard from F1 to F12 for performing different functions that make the use of the computer ease. Like for example, Function Key can be used to Refresh/Reload webpage or computer, saving the file, closing the window, etc. To Use Function Key On Laptop, you should press function keys with the 'fn' key which is on the bottom of your keyboard. What are the Uses of F1 To F12 Function Key? F1 Key: The F1 key is used to open the Help Center of the Application. For example, if you press the F1 key while using Chrome Browser, Google Chrome Help Center will open. F2 Key: The F2 key is used to Rename the file or folder on the computer quickly. Usually, to rename a file/folder, you right-click on it and click on rename to change its name, rig...

If you're new to coding, you might think Java and JavaScript are closely related just because they share "Java" in their names. But in reality, they are as different as a car and a carpet! In this blog, we'll break down the key differences between Java and JavaScript, covering everything from syntax to use cases. 1. Introduction: Java vs JavaScript Both Java and JavaScript are popular programming languages, but they serve different purposes: Java is a powerful, object-oriented programming language mainly used for backend development, Android apps, and enterprise applications. JavaScript is a lightweight, interpreted scripting language primarily used for web development to create interactive front-end experiences. Let’s dive deeper into their differences. 2. Origin and History Feature Java JavaScript Developed By Sun Microsystems (now owned by Oracle) Netscape (Brendan Eich) First Released 1995 1995 Initially Designed For Standalone applicati...

Apple is one of the most valuable tech companies in the world. Below I have mentioned 15 awesome facts about Apple company. Apple First Logo The first Apple logo was not the same as what you see today. It was like the image below where you can see Issac Newton near Apple Tree. It was drawn by Ronald Wayne. Later, Apple Logo became simpler. Apple Made The First Digital Colored Camera In 1997, Apple made the first consumer digital camera. Its name was Apple QuickTake. First Apple iPhone was revealed On Jan 9, 2007 The first-ever Apple iPhone was revealed On Jan 9, 2007, by Steve Jobs. While revealing the first new Apple iPhone, Steve Jobs called it a true Revolutionary product. Later on June 29, 2007, it was available to be purchased by the consumers.   Apple First Product Was A Computer Called Apple Computer 1 Many people think Apple is a company that makes iPhones. But, Apple's first product wasn't an iPhone. It was a computer called Apple Computer I. Apple Macbook Batteries ...

Image via Freepik In an era where digital threats loom large, small businesses must prioritize cybersecurity to protect their operations. Cybercriminals increasingly target smaller enterprises, often perceiving them as easier targets due to limited resources and defenses. By adopting robust cybersecurity measures, small businesses can safeguard their digital assets and ensure their longevity and reputation in the market. This article explores practical strategies to help small enterprises bolster their defenses against cyber threats. Embracing Staging Environment Testing Testing updates in a staging environment is essential for spotting bugs and performance issues before they impact your customers. This environment mimics your production setup, helping to identify discrepancies that might lead to security vulnerabilities. By thoroughly vetting updates in this controlled space, you minimize risks to your live system. Implementing role-based access control and conducting regular...

QR Codes are everywhere — websites, apps, menus, payments, and more. In this tutorial, you will learn how to create a simple and powerful QR Code Generator using HTML, CSS, and JavaScript. This is a perfect beginner-friendly project and a great addition to your portfolio. We are also using a lightweight library called qrcodejs : CDN: https://cdn.jsdelivr.net/gh/davidshimjs/qrcodejs@master/qrcode.min.js ✅ Features Generate QR codes instantly Accepts text or URL Press Enter to generate Download QR code as PNG Modern UI with smooth design 📌 Full Source Code (HTML, CSS & JavaScript) 📄 HTML Code <!DOCTYPE html> <html lang="en"> <head>   <meta charset="UTF-8">   <meta name="viewport" content="width=device-width, initial-scale=1.0">   <link rel="stylesheet" href="style.css">   <title>QR Code Generator</title> </head> ...

In this tutorial, we’ll create a simple yet fully functional calculator using HTML, CSS, and JavaScript . This project is perfect for beginners who want to practice DOM manipulation, event handling, and basic CSS layout techniques. 🎯 What You’ll Learn How to structure a calculator interface using HTML. How to style it beautifully using CSS Grid. How to make it functional using JavaScript. 🧱 Step 1: Create the HTML Structure Start by writing the basic layout for your calculator. Create a file named index.html and paste the following code: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Calculator</title> <link rel="stylesheet" href="style.css"> </head> <body> <div class="co...

Programming is not just a skill; it’s a journey. Whether you’re starting from scratch or have some experience under your belt, growing as a programmer is about more than just writing lines of code. It’s about mindset, discipline, and continuous learning. If you’ve ever wondered why some developers seem to progress faster than others, there’s a reason—it’s not just talent; it’s a formula. Today, we’ll break down the secret formula to grow as a programmer. 1. Embrace the Beginner’s Mindset Every expert programmer was once a beginner. Accept that you won’t know everything and that learning is a continuous process. When you approach coding with curiosity rather than fear, you’ll be more open to learning new languages, frameworks, and technologies. Don’t hesitate to ask questions, experiment, and even make mistakes—because mistakes are powerful learning tools. 2. Master the Fundamentals First Before diving into complex frameworks or libraries, ensure you have a strong grasp of the fun...

  If you use Android Google Chrome then you must know these 5 cool and useful tricks. Open File Explorer On Chrome You can open My Files or File Explorer On Android Google Chrome. Simply type " file:///sdcard/ " on the search bar. Now the file explorer of your device is opened. Switch Between Tabs quickly If you want to switch between open tabs on Android Google Chrome quickly then simply swipe right or left on the search bar.           Force Dark Mode For Web Content If you want all your search result on dark mode then first of all search " chrome://flags " on the search bar. Then, search "Dark" on the search bar. Then enable the Force Dark Mode and click on the "Relaunch" button. Your dark mode is enabled now. Translate Website into different Languages If you want to translate the Website or web content into different languages then simply click on the more options menu on the top-right corner. Then click on translate. Now the website is transl...

HTML Code <html lang="en"> <head>     <meta charset="UTF-8"></meta>     <meta content="IE=edge" http-equiv="X-UA-Compatible"></meta>     <meta content="width=device-width, initial-scale=1.0" name="viewport"></meta>     <title>Sunrise and Sunset</title>     <link href="style.css" rel="stylesheet"></link> </head> <body>     <div id="sun"></div>     <div class="hill"></div>     <div class="hill"></div>     <div class="hill"></div>     <div class="hill"></div>     <div class="hill"></div>     <div id="land"></div> </body> </html> CSS Code *{ box-sizing: border-box; margin: 0; padding:0; } body{ background-...

If you want to build your own apps and computer programs, you must know the computer programming languages like C, C++, Java, Python, Javascript, etc. But, from where you can learn these programming languages. Here are some of the websites that will teach you programming language online. Udemy.com On this site, you will get thousands of paid and free courses in any programming language. You have to Sign Up on this site and start your learning after watching free or paid courses. You can also learn other things like video editing, photo editing, website development, etc.   Sololearn.com From this site, millions of people have learned different programming languages. This is personally my favorite website too.      skillshare.com On this site, you will get a lot of paid courses for programming and other topics. All the courses are helpful for those who want to learn. If you want to learn something by paying money, then you can check this site.   youtube.com Believ...