https://sudonull.com/launching-risc-v-k1921vg015-toolchain-and-openocd
Setting up riscv-gnu-toolchain, OpenOCD with DirtyJTAG for K1921VG015. Step-by-step build, GCC14 patches, flashing in WSL. Instructions for middle/senior dev.
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https://sudonull.com/c-questions-for-microcontrollers
Theoretical minimum for embedded developers: volatile, interrupts, RTOS, toolchain. Practical questions from interviews. Prepare for work with MCU.
https://sudonull.com/rce-in-marimo-cve-2026-39987-exploit-in-9-hours
Critical pre-auth RCE in Marimo up to 0.23.0 gives root-shell via WebSocket. Sysdig: attack 9 hours after advisory. Update, rotate secrets, protect AI toolchain. Detailed analysis and measures.
https://sudonull.com/risc-v-rva23-in-linux-7-0-spacemit-k3-support
First RVA23 SoC SpacemiT K3 enters mainline Linux 7.0. ISA standardization eliminates fragmentation for embedded. Ubuntu 26.04 LTS with support. Breakdown for developers: trade-offs, benchmarks, toolchain.
https://sudonull.com/elks-0-9-for-8086-linux-kernel-on-16-bit
ELKS 0.9 released for Intel 8086/80286: Nano-X, NXDSKTOP, C86 toolchain, Doom. Test in QEMU or Bochs. Update details for developers.
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