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Hacker Afternoon Tea
Hacker Afternoon Tea
Aug 16, 2024 · Backend Development

Building a Fast Real‑Time Streaming Platform with Kafka and ClickHouse

This guide walks through the challenges of ingesting high‑volume sales‑point data into ClickHouse, explains why a buffering layer like Kafka is essential, compares three integration approaches—ClickHouse Kafka engine, Kafka Connect, and an external writer—and provides concrete SQL and Terraform examples to help you choose the right solution.

ClickHouseData PipelineExternal writer
0 likes · 13 min read
Building a Fast Real‑Time Streaming Platform with Kafka and ClickHouse
Hacker Afternoon Tea
Hacker Afternoon Tea
Aug 15, 2024 · Artificial Intelligence

Open-Source Binance AI Trading Bot: ML & Feature Engineering for Automated Crypto Signals

This article details an open‑source Binance trading bot that uses machine‑learning models and extensive feature‑engineering pipelines to generate and broadcast automated cryptocurrency buy‑sell signals via a Telegram channel, covering data acquisition, offline training, hyper‑parameter tuning, and live service deployment.

BinancePythoncryptocurrency
0 likes · 18 min read
Open-Source Binance AI Trading Bot: ML & Feature Engineering for Automated Crypto Signals
Hacker Afternoon Tea
Hacker Afternoon Tea
Aug 10, 2024 · Databases

Exploring ClickHouse’s Multiple Approaches to JSON Processing

This guide outlines ClickHouse’s various techniques for loading, inferring schemas, designing, exporting, and handling different JSON formats—including NDJSON and advanced modeling—while noting the upcoming native JSON type that will replace the deprecated Object Data Type.

ClickHouseData ExportJSON
0 likes · 3 min read
Exploring ClickHouse’s Multiple Approaches to JSON Processing