What languages are Windows, Mac OS X and Linux written in?

What languages are Windows, Mac OS X and Linux written in?

windows linux macos programming-languages operating-system

windows

What is the difference between user variables and system variables?

windows path operating-system environment-variables

windows

Detect Windows version in .NET

c# .net windows operating-system

windows

PHP script - detect whether running under linux or Windows?

php windows linux operating-system detect

windows

How do I set a Windows scheduled task to run in the background? [closed]

windows background operating-system scheduled-tasks administrator

windows

Locking Executing Files: Windows does, Linux doesn't. Why?

windows linux operating-system filesystems locking

windows

Why is Windows 32-bit called Windows x86 and not Windows x32?

windows x86 operating-system 32bit-64bit 32-bit

windows

Find Process Name by its Process ID [closed]

windows batch-file command-line cmd operating-system

windows

Why is Windows giving my hard disk the letter C and not A or B for example?

windows operating-system

windows

Running windows shell commands with python

python windows operating-system shell

windows

Why are "Executable files" operating system dependent?

windows linux compiler-construction operating-system executable

windows

How to uninstall a windows service and delete its files without rebooting

windows scripting windows-services operating-system filesystems

windows

Why do I need ILK, PDB and EXP files?

windows visual-studio-2010 dll operating-system pdb

windows

What is the correct way to detect if ruby is running on Windows?

ruby windows operating-system

windows

How do you keep the machine awake?

java windows macos cross-platform operating-system

windows