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1. cassandra-nodejs-cryptotrackercassandra-nodejs-cryptotrackerPublic

   Pull cryptocurrency data from the CoinGecko API using Node.js and store it in Cassandra for buy/sell automation, alerts, and real-time visualization

   JavaScript 2

2. cassandra-nodejs-weatherapicassandra-nodejs-weatherapiPublic

   A minimal Node.js application to fetch and ingest realtime weather data into Cassandra from WeatherAPI.com.

   JavaScript

3. influxdb-echarts-reactinfluxdb-echarts-reactPublic

   Demo InfluxDB app with ECharts and React

   JavaScript

4. opentelemetry-express-zipkinopentelemetry-express-zipkinPublic

   Enable and monitor tracing on your Express.js application using OpenTelemetry and Zipkin

   JavaScript 1 2

5. tsbs-questdb-timescaledbtsbs-questdb-timescaledbPublic

   Learn how to use TSBS (Time Series Benchmark Suite) to compare database read and write performance of QuestDB versus TimescaleDB (or any timeseries database, for that matter).

   Shell 4

6. Using where to filter PySpark Cheats...Using where to filter PySpark Cheatsheet

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   # Finding info of Ace Ventura films

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   df.where(F.lower(F.col('title')).like("%ace%")).show()

   3

   4

   # Another way to do this

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   df.where("title like '%ace%'").show()