Category: Codes

How Does a 10GB File Become 2GB After Zipping? Where Did the Other 8GB Go?
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How Does a 10GB File Become 2GB After...

Have you ever compressed a large file and wondered how a 10GB folder suddenly becomes just 2GB? It can feel like magic. After all, where did the other 8GB go? The short answer is: it didn't disappear.

Understanding File Compression

When you create a ZIP file, special compressio...

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How to Secure a Small Business Server...

Introduction Most small businesses think they are too small to be hacked. That’s the biggest mistake. In 2026, attackers don’t target companies manually anymore. They use automated bots that scan thousands of servers every hour. If your server is exposed, it will be found. This guide wil...

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How to Install and Configure VSFTPD F...

FTP (File Transfer Protocol) is a classic way to transfer files between systems. If you're setting up a server for file sharing or remote access, VSFTPD (Very Secure FTP Daemon) is one of the most secure and reliable options available. Let’s walk through the steps to install and configure it on Ubun...