DPDaniel Prescottindaniel-prescott-blog.hashnode.dev·23h ago · 2 min readWhy Every Website Is Racing to Serve Smaller Images (and What It Means for Your Photos)Images are the heaviest part of most web pages. A single photo straight from a modern phone can be several megabytes, and a page with a dozen of them can feel painfully slow, especially on mobile data00
MFMohammad Fahiminmohyfahim.hashnode.dev·Sep 20 · 10 min readWhen a Cellular Modem Says Connected but the Internet Is GoneI have been working on an OpenWrt-based device that operates inside a train. That environment turned out to be a useful stress test for cellular networking. Unlike a stationary LTE router, the device 00
PSParimal Savajinsavaj-parimal.hashnode.dev·Sep 19 · 6 min readA Complete Guide to Computer Network FundamentalsThe history of computer networks began with a fundamental strategic problem: centralized vulnerability. In the 1960s, amid the peak of the Cold War, the US military operated communication systems wher00
SBShreyansh Buildsinthelastdeploy.hashnode.dev·Sep 16 · 5 min readWhat Actually Happens When You Type a URL?How a Network Packet Leaves Your Device Have you ever wondered what actually goes on behind the scenes when we type google.com and click search? Let's remove the whole internet for a moment. Forget ab00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 14 · 7 min readWhat Is a MAC Address? SEO Title What Is a MAC Address? Definition, Uses, and How It Works SEO Description Learn what a MAC address is, how it identifies devices on a network, how it differs from an IP address, and why MAC 00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 14 · 8 min readWhat Is a Firewall? How It Protects Your NetworkWhenever we connect a computer or phone to the internet, we are communicating with other devices and servers around the world. While this connection gives us access to websites, applications, and onli00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 14 · 7 min readWhat Happens When You Type a URL in Your Browser?Introduction We use web browsers every day to visit websites. We simply type something like www.google.com, press Enter, and within a few seconds the website appears on our screen. But what actually h00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 14 · 4 min readWhat Is a Web Server? A Beginner-Friendly GuideA web server is a system that receives requests from clients, such as web browsers, and sends the requested web resources back to them. For example, when you enter a website address into your browser,00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 14 · 3 min readHTTP vs HTTPS: What’s the Difference?Introduction Whenever we visit a website, our browser needs a way to communicate with the website's server. This communication happens using certain protocols, and two of the most common ones are HTTP00
MVMegha Varshiniinmegha-blogs.hashnode.dev·Sep 11 · 2 min readWhat Is DNS and How Does It Find Websites?Every time we open a website, we usually type a simple name such as a website domain instead of a complicated IP address. But how does the browser find the correct server? This is where DNS plays an i00
