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, 124👍, 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, 116👍, 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, 216👍, 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, 455👍, 1💬
This section describes the Base64 encoding algorithm with some simple encoding examples.
This section provides a tutorial Java program, CipherDES.java - A Java Implementation of DES encrypt...
This section describes how to download and install MySQL Connector/J (JDBC driver).
This chapter provides tutorial notes and example codes on WSDL2Java. Topics include using the WSDL2J...
Want to know when is the 2017 Chinese New Year day? Looking for Chinese calendars for 2017? Chinese ...