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ASTEROID DAY Asteroid day is a global awareness campaign where people from around the world come together to learn about asteroid and what we do to protect our planet family ,opportunities and future generation from future asteroid impacts Asteroid day was co-founded by astrophysicist and famed musician Dr Brian May of the rock group Queen, Apollo 9 astronaut Rusty Schweickart, filmmaker Grig Richards and B612 Foundation President Danica   Reme.   In December 2016 the, United Nations General Assembly (UNGA) adopted a resolution declaring June 30 as the international asteroid day in order to "observe each year at the international level the anniversary of the Tunguska impact over Siberia and to raise public awareness about the asteroid impact hazard". Asteroids are small, rocky objects orbiting the Sun. They are also known as leftover material of the Solar System and found between the orbits of Mars and Jupiter (asteroid belt ).Their size ranges from about the size

Introduction to Ruby language. Ruby is an object-oriented programming language developed by Yukihiro Matsumoto. It is inspired by other low level programming languages like lisp, small talk and pearl and uses syntax that is easy for C and java programmers to learn. It is a dynamic and open source programming language with a focus on simplicity and productivity ,has an elegant syntax that is natural to read and easy to write Features of Ruby    object oriented dynamic meta programming flexibility variables and scope Advanced Features Exceptions for handling errors garbage collector os - independent threading , which allows you to write multi - threaded applications even on operating system such as dos you can write extensions to ruby in c Why Ruby? Ruby is a server -side scripting language. It can be embedded into HTML . Its is also used to build web applications and it has uses English words. Like python it is also used for data analysis , prototyping and it is a flexible language. Let