How2Lab Logo
tech guide & how tos..


How to Setup a Backup Mailbox - Simple Guide to an Affordable Solution

Email is the primary mode of communication today and you need your email service to be functional all the time. In practice, however, email service does go down once in a while. This guide addresses this pain point by providing a simple affordable solution to ensure uninterrupted email communication — by setting up a backup mailbox on a cost-effective shared hosting plan. Read on to learn how to setup a fallback mailbox and route emails seamlessly when your primary mailbox is down.

Introduction to Advanced Socket Options & Robust Error Handling in C

Network programming in C goes beyond simply sending and receiving data. To build truly robust, efficient, and reliable applications, you need to master advanced socket options and sophisticated error handling. This concluding article of our Socket Programming in C series delves into functions to fine-tune socket behavior, and provides comprehensive strategies for handling the myriad of errors that can occur in network communications, equipping you to write production-ready code.

Demystifying Network Communication: An Introduction to Socket Programming in C

Ever wondered what magic happens behind the scenes when you send a message or browse a website? It is not magic, it is socket programming! Dive into the very first byte of network communication and discover the fundamental concepts that power the internet. This article will unravel the mystery, showing you why understanding sockets in C is a superpower for anyone keen on building robust, high-performance network applications from scratch.

Essential C Functions for Socket Communication

Ready to make your computers truly "talk"? This article is your ultimate guide to writing your very first networked C programs! We will peel back the layers of the Socket API, demystify functions like socket() and connect(), and guide you step-by-step through building a working TCP echo client and server from scratch. Discover the core C constructs that power real-time communication and unlock the secrets to cross-platform compatibility — You will be amazed at what you can build!

Project 1: Building a Simple TCP Chat Client-Server in C

Tired of your programs just echoing back? Level up your network skills! In this article, you will go beyond basic "Hello World" and build your very own interactive chat application in C from scratch. Learn how to maintain continuous conversations, handle user input seamlessly, and ensure your client and server can talk back and forth without interruption. This is where your journey into real-time networked apps truly begins!

Project 2: Beyond TCP – Fast & Furious Communication with UDP (A Time Sync Example)

Think all network communication needs a handshake? Think again! This article will blow your mind as we dive into UDP, the "fast and furious" protocol that powers everything from online gaming to DNS. You will build a real-world UDP-based time synchronization server and client in C, finally understanding why speed sometimes trumps guaranteed delivery, and how to harness this powerful, yet often misunderstood, side of network programming!

Project 3: Handling the Crowd – Building Concurrent Servers in C

Your single-client server is lonely! In the real world, applications need to handle hundreds or even thousands of users at once. This article unlocks the secret to building scalable C servers that can manage multiple client connections simultaneously. Discover the power of I/O multiplexing with select(), learn how to build a multi-client chat server that broadcasts messages to everyone, and transform your socket programs from single-user tools into bustling network hubs!

Advanced C Compiler: GCC

Ever tried compiling a socket program only to be met with baffling errors, despite having an ANSI C compiler? You are not alone! While your basic C compiler is perfect for simple tasks, network programming requires a deeper dive into how C interacts with your operating system. This article uncovers why standard ANSI C doesn't include networking functions and explains why a robust compiler like GCC is the essential tool you need to build powerful, connected applications. Get ready to bridge the gap between your C code and the intricate world of system-level networking!

Socket Programming in C - From Basics to Real-World Projects

This series will guide you through the exciting world of network programming using the C language. You will go from understanding fundamental concepts to building your own network applications, with practical, hands-on projects that bridge the gap between theory and real-world use.

Building Your Own Web Server: A Practical Application of Socket Programming in C

Imagine running your very own website from a program You wrote in C! This is the ultimate synthesis of your socket programming journey. In this grand finale, we will build a fully functional HTTP web server from scratch. You will apply everything you have learned about TCP, concurrent connections, and robust error handling to serve static HTML pages, parse real web requests, and understand the core of how the internet truly works. Get ready to launch your first web server – pure C power!

How to Set Up a C Development Environment on Windows PC

Ready to dive into C programming on your Windows PC? This comprehensive guide will walk you through setting up your ideal development environment, whether you prefer a lean, customizable setup with MinGW-w64 and Visual Studio Code, or a feature-packed, all-in-one experience with Microsoft Visual Studio Community. We will cover everything from compiler installation to writing and running your first C program, ensuring You are fully equipped to build robust applications.

Draw Over Other Apps Privileges Explained

Ever wonder how some apps seem to float above everything else on your phone, even when you are using another application? This powerful capability is thanks to the "Draw over other apps" privilege. While often used for convenient features like chat heads, this permission also presents a significant security risk, as malicious apps can exploit it to trick users and compromise data. To understand what this privilege truly means and why it is a critical factor in identifying a potentially hacked phone, read our full article.

How to Monitor CPU Usage on Android Using Developer Options

Is your Android phone feeling sluggish, overheating, or draining battery too quickly? The culprit might be an app secretly hogging your processor. Discover how to enable a hidden feature in your phone's Developer Options that lets you monitor CPU usage in real-time, helping you quickly spot troublesome apps and understand your device's performance better.

Is Your Phone Hacked? Six Critical Signs to Watch For

Is your phone acting strange? Sudden battery drain, weird pop-ups, or apps you don't remember installing might not be random glitches — your phone might be hacked! Discover the 6 most common red flags and what to do if you spot them. Don't let hackers steal your data and peace of mind – click to find out if you are at risk and how to protect your phone before it is too late!

Stop Struggling with Website Tech: A Better Way for SMBs to Shine Online

Small business owners are drowning in the complexities of tools like cPanel, spending hours on domain setups, website management, and email configurations — time better spent growing their business. Don't let these technical barriers hold you back. Computer Solutions offers a game-changing alternative: a complete web presence package that includes domain registration, professional website design and hosting, and reliable business email, all managed for you. Save time, avoid tech headaches, and boost your brand with our affordable, hands-on support.

Is Overnight Charging Bad for Your Smartphone Battery?

Ever wondered if charging your smartphone overnight is harmful? With modern technology, it is safer than you might think, but there are still ways to optimize your battery’s lifespan. Read on to understand how overnight charging works and how to keep your phone’s battery healthy.

All About High Dynamic Range: A Smartphone Buyer’s Guide

Discover the vibrant world of High Dynamic Range (HDR) and how it transforms your smartphone experience. From stunning visuals to enhanced photography, this comprehensive guide unravels everything you need to know to make an informed purchase. Dive in to see why HDR is a game-changer for your next smartphone!

Top Smartphones for Stunning HDR in India (2025)

Explore the ultimate smartphones for breathtaking High Dynamic Range (HDR) visuals in 2025. From vibrant displays to cutting-edge cameras, our curated list for India highlights the best devices to elevate your streaming, gaming, and photography. Find your perfect HDR companion today!

Best Smartphones for Stunning HDR in the USA (2025)

Explore the ultimate smartphones for breathtaking High Dynamic Range (HDR) visuals in the USA for 2025. From vibrant displays to cutting-edge cameras, our curated list highlights the best devices to elevate your streaming, gaming, and photography. Find your perfect HDR companion today!

DeFi Breaches Exposed: How Hackers Exploit Decentralized Finance

The promise of financial autonomy in DeFi is often shadowed by sophisticated cyberattacks. This article explores the growing threat of decentralized finance breaches, detailing their mechanisms, recent high-profile incidents, and the collective efforts crucial for building a more secure and resilient decentralized future.

How to Setup Spam Control in Plesk Panel for Users

Learn how to effectively set up and manage spam filtering within your Plesk panel. This practical guide covers configuring SpamAssassin for all emails on your domain and customizing settings for individual accounts, ensuring a cleaner inbox on shared hosting plans.

How to Consolidate Your Email Accounts in One Place: A Practical Guide

Tired of juggling multiple email accounts? This practical guide shows general email users how to consolidate all their inboxes into one streamlined location. Discover simple methods using desktop/mobile clients or a central webmail service, plus tips for a smooth transition, so you can reclaim your inbox sanity and manage all your communications with ease.

Protecting Yourself from SS7 Attacks: What Mobile Users Need to Know

Have you ever worried about the security of your phone calls and messages? What if someone could secretly listen in, track your location, or even impersonate you, all without you ever knowing? While it sounds like something out of a spy movie, a powerful vulnerability in the global mobile network system known as SS7 makes the possibility of someone secretly listening in, tracking your location, or even impersonating you a real threat. Discover what SS7 attacks are, why they are a threat, and, most importantly, what practical steps you can take to protect yourself from these sophisticated intrusions.

How to Secure Your Smartphone from SS7 Attacks

Unseen and often unnoticed, the legacy Signaling System 7 (SS7) protocol underpins much of our global mobile communication. While essential for traditional networks, its inherent vulnerabilities expose smartphone users to a unique set of potent attacks. This article delves into the specific threats posed by SS7 exploits and outlines practical, effective measures you can take to safeguard your digital life.

The Future of SS7: Can It Survive in the Age of 5G and VoIP?

Decades after its inception, Signaling System 7 (SS7) remains an unsung workhorse of global telecommunications. But as the industry rapidly shifts towards the all-IP paradigm of 5G and the pervasive influence of Voice over IP (VoIP), a critical question looms: can this foundational protocol adapt and endure, or is its obsolescence an inevitable fate? Dive into the intricate dance between legacy and future networks and discover the forces shaping SS7's survival.


Refer a friendSitemapDisclaimerPrivacy
Copyright © How2Lab.com. All rights reserved.