25 Linux Truths You may not know __linux

Source: Internet
Author: User
25 Linux Truths You may not know

25 years ago, a Finnish college student shared his project in a mailing list: "It's a hobby," he says, "not as big and professional as GNU." "The child doesn't know that his operating system will change the software world forever," he said. Today, Linux dominates the server's operating system. It is also the foundation of Android, which dominates the mobile operating system. Moreover, it is 100% free and open source.

Let's go back and look at the 25 little-known truths about Linux over the past 25 years:

Truth 1: There are 115 million lines of code in this Linux Foundation collaboration project. Windows XP, by contrast, has only 45 million lines of code.

The Truth 2:linux Kernel project is the most active open source project in the world. It receives an average of 185 patches a day.

Truth 3: Every year about 41,000 people take part in the development of Linux, and if they pay for them, they need 5 billion dollars a year.

The Truth 4:linux Foundation is paying 10 million dollars a year to get Linus Torvalds to continue to develop Linux. He has reached 150 million dollars in net worth.

Truth 5: Despite all the money added, there are so many systems running on Linux, but Linus still works at home, Oh, and his cat is with him. Here's a picture of him working at his stand-up desk:

Truth 6: When Linus also served in the Finnish Army, he was engaged in ballistic calculations, and he bought an Andrew Tanenbaum's "Operating system: Design and implementation." The book introduces Minix, a simplified version of UNIX for educational purposes, which opens the path to Linus's Unix mind.

Truth 7: Although Linux's first edition was written all by Linus, his initial contribution accounted for less than 1% of today's total code. He says he's busy merging the code and not having the time to write the code himself.

I don't have a five-year plan and I don't have a moon landing plan. I'm glad people around me can look at the stars and say, "I'm going there." "But I will look under my feet and fill in the pits that I will fall in when I move forward."
--linus Torvalds

Truth 8: Other famous people in the software world, such as Bill Gates and Zuckerberg, have abandoned their studies and devoted themselves to their careers. and Linus not only after a certain success in Linux to continue to school, and has been read to the master's degree.

Truth 9: Although Linus created git, he never accepted patches through GitHub, even though Linux was on GitHub and up to 35,000 stars.

The mascot of the Truth 10:linux is a penguin named "Tux":

Truth 11: Developers of companies from all walks of life have contributed code to Linux, and the following are ranked by contribution:

Truth 12:97% of the world's supercomputers are running on Linux, including the NASA cluster.

The truth 13:spacex used a special fault-tolerant design of Linux in its Merlin rocket engine, helping to complete 32 space missions.

Truth 14:2009 The Government of Munich, Germany switched from Windows to Linux. They claim to have saved about 10 million euros in software license fees. But this switch lets them lose a little in terms of productivity.

The truth 15:linux can run on a miniature raspberry machine that sells only 5 dollars.

Has the truth 16:linux become the King of the world? Titanic was the first blockbuster to use a Linux server.

Truth 17: While Gabe Newell, founder of Valve, a video game developer, publicly declared that Linux is the future of the game, his company's Linux steam Machine consoles failed. There are fewer people using Linux to play games than they did in the 2010.

The truth 18:dronecode is a Linux drone project. About 1000 companies have developed their drone products on the basis of this system.

Truth 19: Toyota and Cheetahs plan to use car-grade Linux (AGL) in their cars in the future.

The truth 20:linux has many distributions, and most distributions are based on other distributions. The most popular distribution is Ubuntu, which is based on Debian.

Truth 21:red hat is a company that develops Linux distributions for businesses. It is the largest company in the open source software sector and is poised to reach its target of 5 billion dollars in revenue this year.

The truth 22:linux does not necessarily require a graphical interface. Many developers use the command line to manipulate it, such as bash. You can also choose from a variety of graphical interfaces, such as XFCE and KDE. You may have heard the word "Xubuntu", which means "Ubuntu with XFCE". You must have guessed the meaning of "Kubuntu".

The Truth 23:linux uses a GPL license.

"Most software licenses are designed to rob you of the freedom to share and modify it." By contrast, the GNU GPL seeks to defend your freedom to share and modify free software-to ensure that the software is free to any user of it. ”
--GNU GPL Preface

The Truth 24:linux uses "Unix-like" design, and its single Linux kernel controls file systems, networks, and process management. The rest of the functionality is controlled by modules-most from the GNU project.

Truth 25: Even Microsoft's windows, the Linux's biggest competitor, is embracing Linux. It recently integrated Ubuntu Bash into Windows 10.

Giveaway truth: Linux is inspired by Richard Stallman's GNU project, which is free software movement and hacker ethics. You can learn about these and other important projects, such as the Apple I computer, from Steven Levy's classic hacker.

In addition, here's a brief interview with Linus about Linux and Git, and how he created them to solve his own problems.

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