How to Check Credit Card Validity Safely Using Online Tools Let's talk about a moment that is all too familiar for anyone who has ever run a small business or developed an e-commerce website. You're building an online store, or maybe you’re on the phone with a customer, taking an order. They give you their credit card number. Before you take that final, crucial step of actually trying to process the payment, a little question pops into your head: "Is this number even plausible?" Did they accidentally transpose two of...
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How to Generate Dummy Credit Card Numbers Safely Let's talk about a situation that anyone who has ever built a website, tested an app, or even just tried to sign up for a free trial has probably run into. You're at a point where you need to enter a credit card number. Maybe you’re a developer who is testing the checkout process of a new e-commerce store you’re building. Or maybe you're just trying to access a service that requires a credit card for verification, but you're not quite ready...
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How to Find Domain Ages Quickly Using Bulk Tools When you're sizing up a new business competitor or even just meeting a new person, what's one of the first things you often learn about them? Their age. It’s not the most important thing, of course, but it gives you a little bit of instant context. Are they a brand-new upstart, or have they been around the block a few times? The exact same thing is true for websites. The "age" of a domain that is, how long ago it was...
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How to Translate Binary Code Quickly Using Online Tools Have you ever been watching a movie, maybe a cool sci-fi or a hacker film, and you see it? That classic cascade of green, glowing ones and zeros, streaming down the screen. Or maybe you’ve been playing a video game and you find a hidden "Easter egg," a secret message that is just a long, cryptic string of binary code. Something like 01001000 01100101 01101100 01101100 01101111. You look at it, and it feels like a complete mystery. Is it just...
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How to Perform Binary Math Quickly Using a Binary Calculator Take a look at the device you’re reading this on right now. A laptop, a smartphone, a tablet it doesn't matter. We are surrounded by these incredible, magical machines every single day. But have you ever stopped to think about the secret language that they are all speaking? It's not English, it's not Sinhala, it's not any human language at all. It is a simple, beautiful, and incredibly powerful language that is made up of just two "words": a 1...
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How to Calculate Averages Quickly Using Online Tools Let's talk about a word we use every single day, often without even thinking about it: "average." We are constantly trying to find the average. What's the average price of a good lunch here in Colombo? What was your average grade in your science class last term? What is the average amount of time you spend in traffic every morning? The concept of an "average" is one of the most fundamental tools we have for making sense of a complex and messy...
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How to Predict Adsense Revenue Using Online Calculators Let's talk about the dream. For so many of us who start a blog, a YouTube channel, or a niche website, it’s the dream of "passive income." The beautiful idea that you can create amazing, helpful content that you're passionate about, that people from all over the world will find it, they'll click on a few of the ads on your page, and you can actually make money while you sleep. It is the ultimate goal for so many modern creators. But...
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