HelpViewer - a tcl/tk widget The helpviewer widget represents the core functionality for for the helpviewer application. The functionality is based on Tkhtml3.0 (shared library) and subsequently on the html3widget (tcl/tk source package). Usage: After download, the package might not run out of the box. Continue reading...

Font chooser / font selection dialog Although there are many similar font selection dialogs available, I always wanted to create a dialog which allows to choose a font in an easy and efficient way. This is a support package for tcl/tk which implements another kind of font selection dialog (or so called font chooser dialog). Continue reading...

Tcl/tk savedefault package Purpose This package is quite small but turned out to be incredibly useful for me. In fact I am using it for almost all GUI related programs I wrote so far. This is probably also one of my very first tcl/tk utility package I wrote. Continue reading...

Programming in Tcl/TK - Starter package What is Tcl/TK ? Tcl/TK (Tool Command Language) is a very powerful but easy-to-learn dynamic and open source programming language. The motivation for this article is to give a beginner, who wants to learn the language some usefull information and as well a “starter package” which includes the required software to start with (see download link below). Continue reading...

Motivation: As an initial approach, the Disqus commenting platform was used on this site. Disqus is nicely integrated in Hugo and so getting this service up and running a static site is not a big deal. (Hugo is a static site generator which allows you to create web sites completely independently of any web service and off-line on your local computer). Continue reading...

Tcl/tk screenshot widget Purpose A TclOO class which implements a so called “screen shot” widget. The function non only allows to take a screen shot from a native tk widget, like for example the image create photo -format window -data $mywidget command, but also works to capture any portion of the screen. Continue reading...

html3widget - a tcl/tk megawidget A tcl/tk megawidget to render html + css based on the Tkhtml3.0 library. Purpose The html3widget is a tcl/tk package which implements a megawidget to render html + css. The code is based on Tkhtml3.0 and as well HV3 which (for the moment) is not actively developed, but still offers a solid base to render html including css support. Continue reading...

Get some more information about the Data Exchange Server available on this site. Link: http://vfm.johann-oberdorfer.eu Purpose: The purpose of this service is to exchange files with customers - without the need to send files as e-Mail attachments or transfer them via a more complicated ftp server. Continue reading...

Kameragriff für Olympus Pen-F Hinweis: Der 3D Viewer benötigt einen rel. modernen Internet-Browser. Produktentwicklung Die Pen-F liegt durch das kompakte Format eigenlich recht gut in der Hand, trotzdem war ich versucht, das Handling mit einem zusätzlichen Haltegriff noch weiter zu verbessern. Continue reading...

Recovering a bricked UM3 Problem description: After successfully finishing an over-night print job, I switched off the machine as usual. Some time later, I wanted to start another print job and switched the UM3 back on again. It happened that the machine won’t boot any more. Continue reading...