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Recovering from Frozen Images in Squeak
When developing complex systems, encountering errors that leave your project in a frozen state can bring much sadness and consternation. For developers working with Squeak/Smalltalk, a frozen image refers to a situation where the system becomes unresponsive. This can happen due to various issues, including deadlocks, infinite loops, or recursive operations in Smalltalk code, which…
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Raspberry Pi Performance Update: NUMA Memory Configuration Gains
In a recent email to the Squeak developers mailing list (here), Tim Rowledge shared insights from the Raspberry Pi team regarding beneficial tweaks to memory configuration in the firmware, specifically focusing on NUMA (Non-Uniform Memory Access). These updates are part of ongoing efforts to enhance SDRAM performance for both Raspberry Pi 4 and 5 models.…
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Sandblocks: A Projectional Block-Based Editor for Squeak
Sandblocks is a projectional, block-based programming environment written in Squeak/Smalltalk. Projectional editors are promising for tasks like language composition and domain-specific projections. Effective user interaction requires clear communication of program structure and supported editing operations. While making the abstract syntax tree visible can enhance clarity, it often leads to increased space usage and potential usability…
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Building Roguerrants: Insights into 2.5D Roguelike Development with Squeak
Roguerrants is a game engine for interrupted real-time 2.5D (parallaxed top-down) roguelike games, developed by Stéphane Rollandin, and is written in Squeak/Smalltalk. Stéphane announced on the Squeak developers list (here) the availability of Roguerrants on itch.io. A “Roguelike” game is a sub-genre of RPGs, named after the classic 1980 game “Rogue.” It is defined by…
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Squeak meeting on November 2, 2024, in Potsdam
Dear Squeakers, Smalltalkers, and friends of object-oriented, interactive programming environments! We cordially invite you again to our annual meeting of German-speaking Squeakers (Squeak Deutschland e.V). It will be filled with exciting lectures, demos, and discussions led by both us and you, while also serving as the general assembly of the association. If you want, you…
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