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Deep technical content on agentic AI systems, LLM cost optimization, Commander Architecture, and production SaaS engineering — from 18+ years of building.
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Apache Spark 1.4: Introducing DataFrames and Spark SQL for Distributed Datasets
Analyzing the release of Apache Spark 1.4 in mid-2015. We break down the new DataFrame API, the Catalyst optimizer, and Spark SQL query execution.
Hadoop 2.0 YARN: Splitting Resource Management from MapReduce Computation
An architectural review of YARN in Hadoop 2.0, detailing how splitting resource allocation from execution enables multi-tenant clusters.
Real-time Data: Why Apache Spark is Replacing MapReduce Batching
An architectural review of Apache Spark in late 2012, analyzing Resilient Distributed Datasets (RDD) and in-memory processing speeds.
Hadoop and MapReduce: Demystifying Big Data Processing for the Enterprise
An architectural guide to Apache Hadoop in mid-2010. We discuss HDFS clusters, MapReduce job execution, and structured big data parsing.
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