A 3-day bug hunt on a 3-person team costs up to €7,200 in lost engineering time. This workshop teaches you to prevent that — unit tests, data tests, and integration tests for PySpark and Databricks Lakeflow, including Spark Declarative Pipelines.
Every time when I see a new thing, I try to note it somewhere and come back later. The "later" is driven by how many times I will meet that thing. More often I see it in the books or conferences, earlier I deep delve into it. And that's the story of this post about reservoir sampling algorithm I met twice during last month.
