A new #TRURL app has been released. TRURL B follows the design of the famous calculators created by Dietrich Lubs and Dieter Rams for the German company Braun.

It implements all fundamental operations plus power, square, square root, and the inverse operation.

sourceforge.net/projects/tru...

The RPN engine of the #TRURL project has been released in version 1.2 (Gimel). This new version introduces a square function for your calculator apps.

#RPN #Reverse_Polish_Notation #Pascal programming.

trurl.sourceforge.io
doi.org/10.5281/zeno...
doi.org/10.5281/zeno...

TRURL's #Segmitator 1.2 has been released. The new version includes support for high-res displays, setting the size of the decimal separator, and output of limited length.

#TRURL

trurl.sourceforge.io

Apple's legendary #Pascal syntax poster from 1979. It was created by Jef Raskin to adapt the syntax of Bill Atkinson’s #Apple_Pascal compiler. The poster was over the desk of every programmer at #Apple and over the desks of many programmers outside of Apple.

vintagecomputer.ca/the-history-...

Announcing the 2025 Pascal Conference
in Sundern, Germany, 18-21 September

pascalconference.com

The Lazarus IDE for Free Pascal has been launched in version 4.0. This major new release introduces multiple novel features, including new event types, extended support for Cocoa, optional docking, more debugger options and extended components.

#Lazarus_IDE #FreePascal

www.lazarus-ide.org

Version 1.1.0 of TRURL's segmitator has been released. It features support for exponential notation, error messages and improved handling of small numbers.

trurl.sourceforge.io
github.com/jwdietrich21...
codeberg.org/jwdietrich/t...

Version 1.1.0 of TRURL's RPN engine is available. This version introduces optional HP-like behaviour to the roll-down function of the stack.

trurl.sourceforge.io
github.com/jwdietrich21...
codeberg.org/jwdietrich/t...
doi.org/10.5281/zeno...

#TRURL G has been updated to version 1.2.1. This is a recommended bug-fix release that addresses an issue with the erroneous display of small numbers and makes the roll-down feature more HP-like.

TRURL is available from trurl.sf.net.

MacPaint was a revolutionary app that demonstrated the capabilities of early #Macintosh computers. Jeffrey Starr reviews its source code in his blog. The code in #Pascal and assembly language, while still in old procedural style, is an example of good programming practice.

ztoz.blog/posts/macpai...

#TRURL G 1.2.0 (Columbia) has been released. This new version introduces extended error-handling capabilities.

trurl.sf.net

#TRURL​’s #Segmitator library has been updated to version 1.0.1, implementing a bug fix.

trurl.sf.net