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  • Feb 04, 2024

    Setting up home directory encryption with LUKS on Fedora (and auto-mount on login)

    I’ve been toying around with disk encryption with Silverblue, and to be honest, if you only care about encrypting the home directory with the same passphrase as your login password, using crypttab to auto-mount the [...]

  • Dec 04, 2022

    Custom logging in PySpark

    Custom logging in PySpark, and disabling excessive logging.

  • Feb 11, 2022

    Low-level left join in Apache Flink

    Using Apache Flink stateful stream processing to do left join between streams.

  • Mar 15, 2021

    Menggunakan PySpark untuk melakukan Hive CTAS via JDBC

    Dalam sebuah use case, saya mendapati ada beberapa table di Hive yang harus diproses menggunakan PySpark ternyata merupakan view.

  • Jun 16, 2020

    How to use HBase FuzzyRowFilter in Spark

    I’ve been picking up some skills regarding big data engineering, and in this post, I want to share how to use Apache HBase FuzzyRowFilter in Apache Spark with Scala.

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Data engineering and analytics
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