This java applet is a simulation of waves in a circular membrane (like a drum head), showing its various vibrational modes. You can select any mode, or you can click once on multiple squares to combine modes. To get started, double-click on one of the grid squares to select a mode (the fundamental mode is in the upper left).
An app for making a note with Live Markdown.
Implements a self-contained, transactional SQL database engine.
Hated creating help files and manuals?
It is a Mac-native XPath debugger and visualizer written entirely in Cocoa.
QM is a freeware, cross-platform, graphical modeling tool.
Simple IDE for Python. It is designed to allow students to start programming as quickly and easily as possible.
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