Because it is well-designed and complies with standards.
Linux is extremely stable, it has been found to run for years on servers without a singe crash. Linux Uptime is measured in MONTHS not days.
Linux is better than Windows for servers because it is more stable and more secure which are two important reasons why it is better for your server and why you can trust it more.
Linux is the kernel. As of 8-10-12 the latest stable Linux kernel is 3.5.1.
Linux is a stable operating system for using free office software such as LibreOffice. Many varieties of Linux already have LibreOffice installed by default.
Two main reasons are it is not Microsoft, so Linux is free and without having to be licensed or registered, as with Windows. And Linux is much more stable and dependable than Windows.
the latest stable version is 3.4.4
All versions of the Linux kernel are "full featured." The latest stable version of the Linux kernel as of May 17, 2011 is 2.6.38.6.
PHP with Linux is completely different, since everything is free (Linux, Apache, Mysql, FileZila, PHP, etc.). Linux is also way more stable for production use, since it's regularly updated (at least once a months, for certain distribution). Remember, the Internet runs on Linux, mostly CentOS and RedHat.However, windows is way more compatible with everyday applications. The best would be to have a development computer running Linux (buy an old, use computer, install Linux on it), and have an everyday Windows computer.
Red hat linux is the best to learn and use if you want a stable operating system.
Because Linux is highly stable and highly secure. One can generally turn a Linux server outward onto the Internet and not have to worry about it.
3.4.4 is the latest stable release .
Linux is an operating system, more specifically, an operating system kernel. Linux is the operating system on which so many system distributions are built on, such as Ubuntu, Android, Chrome OS, Gentoo, Debian, Red Hat, CentOS. The latest DEVELOPMENT VERSION as of this answer is 3.10-rc5. The latest STABLE VERSION as of this answer is 3.9.5.