Posts
All the articles I've posted.
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How to Fix 'DataFrame' object has no attribute 'writeTo' When Working with Apache Iceberg in PySpark
If you’re working with Apache Iceberg in PySpark and encounter this error: Failed to write to Iceberg table: 'DataFrame' object has no attribute 'writeTo' You’re not alone. This is a common mistake
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What Is Sharding and Why It Matters
As our world becomes increasingly digital, the amount of data we create every day is staggering. Think about all the emails, messages, orders, and photos uploaded every second. How do big companies
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From Tables to Partitions: Designing NoSQL Databases with Cassandra
As data professionals transition from relational databases to NoSQL systems like Apache Cassandra, one of the most important mindset shifts is understanding that you don't model data for storage, but
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Apache Cassandra vs Apache Parquet: Understanding the Differences
In modern data architectures, it's common to encounter both Apache Cassandra and Apache Parquet , particularly when dealing with large-scale, distributed systems. Both technologies are associated with
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Import Live Crypto Prices into Google Sheets
Are you tired of checking crypto prices manually? Want to automate your portfolio tracking or build a custom crypto dashboard? Good news — with just a few steps, you can pull live cryptocurrency
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Fixing Spark Ivy Error in Docker: "basedir must be absolute"
If you're running Apache Spark inside Docker using Bitnami's images and suddenly encounter an Ivy error that says: Exception in thread "main" java.lang.IllegalArgumentException: basedir must be
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How Dynamo Reshaped the Internal Architecture of Amazon S3
Introduction Amazon S3 launched in 2006 as a scalable, durable object storage system. It avoided hierarchical file systems and used flat key-based addressing from day one. However, early versions of
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What’s Behind Amazon S3?
When you upload a file to the cloud using an app or service, there's a good chance it's being stored on Amazon S3 (Simple Storage Service). But what powers it under the hood? What is Amazon S3? Amazon