Search Articles — Sudonull

https://sudonull.com/go-tun-udp-relay-yaml-config-and-code

Implement a network relay on Go with TUN/TAP and UDP tunnels. YAML config, protocol with MD5+timestamp, iperf3 benchmarks 925 Mbit/s. Code and examples for middle/senior dev.

https://sudonull.com/webrtc-datachannel-files-without-buffer-errors

Analysis of file transfer issues via WebRTC: backpressure, TURN-relay, overlapped I/O. Code examples for middle/senior dev. Implement reliable P2P file exchange without truncations.

https://sudonull.com/telegram-lead-bot-on-python-free-crm

Create a mini-CRM in Telegram with a lead bot on Python and Yandex Cloud Functions. Qualification, topics, relay for 0 ₽. Instructions with code for developers.

https://sudonull.com/arduino-split-system-control-for-7-c

Create a refrigeration room on Arduino: split system installation, vacuuming, controller with relay and IR. Step by step for developers. Instructions with code.

https://sudonull.com/postfix-dkim-docker-send-only-server-setup

Step-by-step guide to deploying Postfix with DKIM in Docker on Ubuntu. Authorization, TLS, SPF. Deliverability testing. For middle/senior devs. Start deploying your own mailer without relay services.

https://ymaho.com/polkadot-explained-how-cross-chain-interoperability-works

Understand Polkadot's relay chain, parachains, and DOT token in plain English. Learn why blockchain interoperability matters to you.

https://ymaho.com/how-to-repay-a-loan-early-profitably-step-by-step-guide-2026

Step-by-step guide: how to repay a loan early with maximum benefit, reduce interest and get insurance back. Tips for 2026 — start saving now.

https://ymaho.com/what-are-the-main-theories-of-international-relations

Explore what are the main theories of international relations—Realism, Liberalism, and Constructivism. Learn how each framework explains global politics and shapes policy decisions.

https://ymaho.com/how-economic-sanctions-work-in-international-relations-guide

Learn how economic sanctions work in international relations, including primary vs secondary sanctions, compliance, effectiveness, and business risk assessment. Expert strategic guide.

https://ymaho.com/what-is-the-balance-of-power-in-international-relations

Learn what is the balance of power in international relations, how balancing works, and why it shapes U.S.-China rivalry and global stability today.

https://ymaho.com/vagus-stimulation-reversed-age-related-memory-loss

Stanford scientists found how vagus nerve stimulation via the gut-brain axis restores memory. Learn about the role of bacterium P. goldsteinii and the future of aging therapy.

https://ymaho.com/eu-budget-rule-relaxations-for-energy-crisis-analysis

European Commission allowed spending 0.3% of GDP on energy savings beyond limits. Who wins and loses from the energy clause for Italy. Read insider analysis.

https://ymaho.com/bulgaria-election-result-impacts-eu-russia-relations

Bulgaria's new prime minister wins a strong mandate, promising stability but shifting foreign policy. Learn what this means for Europe and everyday life.

https://ymaho.com/enspryng-reduced-the-risk-of-relapses-in-mogad-by-68

Genentech proved the efficacy of satralizumab in a rare autoimmune disease. The risk of attacks decreased by 68%, new lesions by 79%. Learn how the first targeted drug fills the niche of empirical therapy.

https://lrivo.com/de-zerbi-spurs-future-depends-on-board-relationship

Roberto De Zerbi reveals his Tottenham future hinges on alignment with the board, not relegation. Read his warning to players and analysis.