Meter Based on Earth's Meridian
This section introduces an old definition of 'meter' which uses the Paris meridian line. A 'meter' is about one ten-millionth of the length of a quadrant of the Paris meridian. 2017-10-08, 131👍, 2💬
Galilean Diagram of Moving Frames
This section presents a single diagram that represents a moving frame overlaid on a stationary frame. The time axis of the moving frame is rotated towards the moving direction. 2017-09-27, 126👍, 1💬
Meter Based on Seconds Pendulum
This section introduces an old definition of 'meter' which uses a seconds pendulum. A 'meter' is the length of a seconds pendulum, which swings a full cycle in 2 seconds in small angles. 2017-06-14, 224👍, 1💬
Measuring Speed of Light - Roemer's Method
This section describes the method used by Ole Roemer to measure the speed of light using changes of observed eclipse periods of Jupiter's moon. 2016-11-14, 146👍, 1💬
Newton's Second Law of Motion
This section introduces Newton's Second Law of Motion - The acceleration of an object is directly proportional to the net force acting on the object, and inversely proportional to the mass of the object. 2016-09-21, 489👍, 1💬
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: g...
This section provides a tutorial example on how to use 'keytool' to import certificates in DER and P...
This section provides a tutorial example on how to disable and remove 'Lync Browser Helper' addon fr...
This section describes a tutorial example of a complete SOAP application with both server and client...
This free book is an excellent tutorial book for beginners. It is a collection of notes and sample c...