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Author Archives: Jens Deters

Jens Deters is a Senior Software Developer working in the domain of Aviation Authorities. His main objectives are RIA and Desktop Applications also he loves to play with IoT related stuff.

Call to verify responsiveness of your JavaFX UIs

Recently Jim Weaver installed my little picture indexing app “picmodo” for a demo on his Surface Pro and the GUI became a pice of junk. Obviously the basic font size of JavaFX on a Windows Tablet is to high:                 I assume, too absolute sizes and positions are not always the best idea, ...

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Swing and JavaFX: working with JFXPanel

I soon will have to deal with JavaFX in a Swing based fat client – oh sorry, of course I meant “multi-layered rich-client”! So this brings me to have a look at the JFXPanel. The JFXPanel is a javax.swing.JComponent to embed JavaFX content into Swing-UIs. A JFXPanel can be used similar to a JPanel and can be accessed via the ...

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Between 0 and 1 – PWM with Raspberry Pi

Switch on and off an LED and let run a motor at one speed and direction is easy, but what if I want to e.g. control the brightness of an LED or control motor-speed? A kind of analog signal is needed: This is done with Pulse-width modulation (PWM). PWM is a “modulation technique that conforms the width of the pulse, ...

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