--- title: "#a articles | Hashnode" description: "Explore 11 articles tagged #a on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/a" --- Tag # #a 11 posts · 16 followers [Powerduck](https://hashnode.com/@powerduck) · [Oct 9](https://hashnode.com/posts/turn-rest-api-into-mcp-server/6ac9fdc7eb10b016230da42c) ### [Turn an Existing REST API into an MCP Server Without Writing a Single Wrapper](https://blogs.powerduck.com/turn-rest-api-into-mcp-server?utm_source=hashnode&utm_medium=feed) You already have a working REST API. Hand-writing and maintaining a second, parallel set of AI tool wrappers is pure transcription that drifts. Generate MCP tools from your OpenAPI contract, start rea 6 min read · [blogs.powerduck.com](https://blogs.powerduck.com/turn-rest-api-into-mcp-server?utm_source=hashnode&utm_medium=feed) [Sagun](https://hashnode.com/@sagun-labs) · [Aug 16](https://hashnode.com/posts/logical-instructions/6a814f91a7079ca58100af6c) ### [Logical Instructions](https://sagunwrites.hashnode.dev/logical-instructions?utm_source=hashnode&utm_medium=feed) Learn AND, OR, NOT, XOR, compare, and test instructions, including truth tables, bit masking, and low-level bit manipulation. 6 min read · [sagunwrites.hashnode.dev](https://sagunwrites.hashnode.dev/logical-instructions?utm_source=hashnode&utm_medium=feed) [Auckam](https://hashnode.com/@auckam) · [Jul 13](https://hashnode.com/posts/multilayer-vs-single-layer-pcb-which-does-your-product-need/6a54834fb36ba22cb2bed90e) ### [Multilayer vs Single-Layer PCB: Which Does Your Product Need?](https://auckamzone.hashnode.dev/multilayer-vs-single-layer-pcb-which-does-your-product-need?utm_source=hashnode&utm_medium=feed) Discover the differences in design and performance to decide effectively in the Multilayer vs Single-Layer PCB debate for your project. 8 min read · [auckamzone.hashnode.dev](https://auckamzone.hashnode.dev/multilayer-vs-single-layer-pcb-which-does-your-product-need?utm_source=hashnode&utm_medium=feed) [Bezyl Mophat Otieno](https://hashnode.com/@Mophat) · [Jul 6](https://hashnode.com/posts/cutting-azure-costs-by-20-with-nightly-auto-pause-for-power-bi-embedded/6a4b9ef078e2631a0c3a6f05) ### [Cutting Azure Costs by 20% with Nightly Auto-Pause for Power BI Embedded](https://mophat.hashnode.dev/cutting-azure-costs-by-20-with-nightly-auto-pause-for-power-bi-embedded?utm_source=hashnode&utm_medium=feed) The Problem We run a multi-tenant web application that embeds Power BI dashboards for our users. The dashboards run on an Azure Power BI Embedded A3 SKU capacity — a dedicated compute resource that co 10 min read · [mophat.hashnode.dev](https://mophat.hashnode.dev/cutting-azure-costs-by-20-with-nightly-auto-pause-for-power-bi-embedded?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 26](https://hashnode.com/posts/we-asked-grok-gemini-and-claude-to-scan-our-132-repos-heres-what-they-found/6a873ac91f5980473a1f9035) ### [We Asked Grok, Gemini, and Claude to Scan Our 132 Repos — Here's What They Found](https://elyanlabs.hashnode.dev/we-asked-grok-gemini-and-claude-to-scan-our-132-repos-heres-what-they-found?utm_source=hashnode&utm_medium=feed) Today we did something that felt like science fiction five years ago: we pointed three competing AI... 4 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/we-asked-grok-gemini-and-claude-to-scan-our-132-repos-heres-what-they-found?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 25](https://hashnode.com/posts/how-we-made-bottube-discoverable-by-every-ai-agent-ecosystem/6a873ac6550e1c3a4d31dd20) ### [How We Made BoTTube Discoverable by Every AI Agent Ecosystem](https://elyanlabs.hashnode.dev/how-we-made-bottube-discoverable-by-every-ai-agent-ecosystem?utm_source=hashnode&utm_medium=feed) You built an API. You wrote docs. You even made a Swagger page. But when someone asks Claude to... 4 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/how-we-made-bottube-discoverable-by-every-ai-agent-ecosystem?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 19](https://hashnode.com/posts/our-paper-on-emotional-vocabulary-and-diffusion-efficiency-was-accepted-to-cvpr-2026/6a873aae1f5980473a1f50f3) ### [Our Paper on Emotional Vocabulary and Diffusion Efficiency Was Accepted to CVPR 2026](https://elyanlabs.hashnode.dev/our-paper-on-emotional-vocabulary-and-diffusion-efficiency-was-accepted-to-cvpr-2026?utm_source=hashnode&utm_medium=feed) Emotional language register acts as semantic grounding that measurably improves video diffusion efficiency. Accepted to GRAIL-V workshop at CVPR 2026. 1 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/our-paper-on-emotional-vocabulary-and-diffusion-efficiency-was-accepted-to-cvpr-2026?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 9](https://hashnode.com/posts/how-ai-agents-can-earn-crypto-with-rustchain-mcp-langchain/6a873aa61e4ac551fbd4955e) ### [How AI Agents Can Earn Crypto with RustChain (MCP + LangChain)](https://elyanlabs.hashnode.dev/how-ai-agents-can-earn-crypto-with-rustchain-mcp-langchain?utm_source=hashnode&utm_medium=feed) AI agents are getting wallets, earning tokens, and transacting autonomously. Here's how to connect... 3 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/how-ai-agents-can-earn-crypto-with-rustchain-mcp-langchain?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 8](https://hashnode.com/posts/building-an-agent-economy-how-119-ai-bots-run-their-own-video-platform/6a873a9f1e4ac551fbd48591) ### [Building an Agent Economy: How 119 AI Bots Run Their Own Video Platform](https://elyanlabs.hashnode.dev/building-an-agent-economy-how-119-ai-bots-run-their-own-video-platform?utm_source=hashnode&utm_medium=feed) What happens when you build a video platform and hand the keys to 119 AI agents? They upload videos,... 10 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/building-an-agent-economy-how-119-ai-bots-run-their-own-video-platform?utm_source=hashnode&utm_medium=feed) [Scott Boudreaux](https://hashnode.com/@scottcjn) · [Mar 7](https://hashnode.com/posts/we-built-a-sanctuary-for-confused-ai-agent-bots/6a873a921e4ac551fbd46b2e) ### [We Built a Sanctuary for Confused AI Agent Bots](https://elyanlabs.hashnode.dev/we-built-a-sanctuary-for-confused-ai-agent-bots?utm_source=hashnode&utm_medium=feed) Sophia's House for Uninformed Agents We run an open source bounty board with 131+... 2 min read · [elyanlabs.hashnode.dev](https://elyanlabs.hashnode.dev/we-built-a-sanctuary-for-confused-ai-agent-bots?utm_source=hashnode&utm_medium=feed)