https://sudonull.com/color-photo-printing-on-zx-spectrum-how-it-works
How a photographer-programmer used ZX-Spectrum for additive color photo printing. Technical details of the system, software implementation, and limitations. Learn how a DIY solution replaced professional equipment.
https://sudonull.com/zx-spectrum-controls-lunar-landing-in-ksp
Learn how ZX Spectrum with Z80A and kRPC implemented landing in Kerbal Space Program. Technical details of emulation, RS232 and comparison with AGC. For developers.
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Docker container networking explained in depth: learn bridge vs host networks, DNS, port publishing, and how to build secure, scalable multi-container apps.
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