4+ day, 22+ hour ago   (709+ words) Learn why a Polymarket TWAP state machine should model resolution, oracle observations, market time, and execution as separate states. A short-duration trading bot can receive every price update correctly and still make a structurally wrong decision. The reason is simple:…...

1+ week, 6+ day ago   (1074+ words) Description: Learn how to build a simple financial news sentiment analyzer in Python using SerpApi. The project retrieves recent news for assets such as Apple, Tesla, and Bitcoin, then classifies the language as bullish, bearish, or neutral using a lightweight…...

2+ week, 8+ hour ago   (1171+ words) "It's probably a network issue" is the phrase that ends more productive debugging sessions than it should, usually because nobody has a systematic way to actually confirm or rule that out, so it becomes a shrug instead of a diagnosis....

2+ week, 22+ hour ago   (245+ words) I've had a Hostinger KVM 4 for a while with 4 vCPUs, 16 GB RAM and 200 GB NVMe with the following applications: My next 2-year renewal is R$3,119.76, or roughly R$130/month, so I started checking what else I could get for the…...

2+ week, 2+ day ago   (1658+ words) A cryptocurrency trading bot looks deceptively simple from the outside. There is a market, there is some trading logic, and eventually an order gets sent to an exchange. That description leaves out almost everything that makes the software interesting. A…...

2+ week, 5+ day ago   (213+ words) If you like to upgrade GCC to version 9 so you can a recent Python version like 3.14. You need to the following commands Move to valut repo sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d…...

2+ week, 5+ day ago   (368+ words) When I started building my NFT marketplace in Solidity, my main goal was simple: But as the project grew, I realized that writing Solidity code that works is only part of the job. Here are three things I learned while…...

3+ week, 8+ hour ago   (1596+ words) The steps below come from building 30+ marketplace projects across B2B, B2C, services, and rental models. Where most guides list abstract advice, this one includes the cost data, timeline benchmarks, and architectural trade-offs that teams need before committing budget. A marketplace connects multiple…...

3+ week, 1+ day ago   (558+ words) Most blockchains verify transactions one by one. IONA Protocol verifies thousands at once — inside the kernel, using recursive SNARKs. I've been building IONA OS — a sovereign operating system written entirely in Rust — for the past 13 years. But IONA OS is…...

3+ week, 2+ day ago   (309+ words) I've watched (and built) enough on-chain trading bots to know that the ones that fail rarely blow up spectacularly — they leak. Here are five quiet failure modes I've seen over and over in RWA bot development, and how to handle…...