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Avro is a data serialization framework developed within the Apache Hadoop ecosystem, widely used in Kafka and big data systems. It provides a compact,
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posted @ 2025-12-02 19:34
ZhangZhihuiAAA
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The commit() method on a Kafka consumer is about tracking which messages you have successfully processed. Let’s go step by step. 1️⃣ Concept: Offsets
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posted @ 2025-12-02 17:59
ZhangZhihuiAAA
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flush() on a Kafka Producer forces all buffered messages to be sent to the Kafka brokers and waits until they are delivered (or fail). It’s important
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posted @ 2025-12-02 16:36
ZhangZhihuiAAA
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What's the difference between the two Python packages kafka and confluent_kafka? ChatGPT said: Ah, this is a very common question! Both kafka and conf
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posted @ 2025-12-02 10:22
ZhangZhihuiAAA
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I have installed Apache Flink and run start-cluster.sh. How to use it with PyFlink? ChatGPT said: Perfect! Since you already have Apache Flink install
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posted @ 2025-12-01 22:09
ZhangZhihuiAAA
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frank@ZZHPC:~/download$ sudo adduser --system --no-create-home --group kafka frank@ZZHPC:~/download$ wget https://dlcdn.apache.org/kafka/4.1.1/kafka_2
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posted @ 2025-12-01 21:34
ZhangZhihuiAAA
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To markdown cell: Ctrl + MM To code cell: Ctrl + MY
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posted @ 2025-11-30 17:53
ZhangZhihuiAAA
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The F1 score is a metric used to evaluate the performance of a classification model, especially when the classes are imbalanced. It is the harmonic me
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posted @ 2025-11-30 16:29
ZhangZhihuiAAA
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Do you know the Python package 'datasets'? ChatGPT said: Yes — I know the datasets Python package. 📦 What is datasets? datasets is a popular open-sou
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posted @ 2025-11-28 10:16
ZhangZhihuiAAA
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Gradio is a popular open-source Python library for building and sharing web interfaces — especially useful if you want to wrap a machine-learning mode
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posted @ 2025-11-28 09:38
ZhangZhihuiAAA
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