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Getting into Apache Spark
Intro Most RDBMS’s are just fine. Hadoop does work for Big Data (I used it some years back), although HQL proved a bit slow… And I haven’t “needed” anything to make things faster for now… But for whatever reason, one can’t be “into data science” (or data analysis, or whatever you name it…), without knowing…
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Working with MS SQL
Intro So in the past I’ve looked into Postgres and/or (a bit of) MongoDB. Both nice alternatives to consider! But in some cases, one has to use other flavours of SQL, say in some corporate settings: Think for instance Oracle, or MS SQL Server, or if you’re Cloud inclined… Azure SQL 😉 One of the…
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Iterative function calls with Reduce
Intro In many instances, the “Numerical Methods” will imply recurrent function calls. We demonstrated how to go about this using loops here. But I wasn’t satisfied with this approach (I did mention, I prefer the apply() family of functions over for loops…). The apply() wasn’t fit for it, but while digging a bit deeper into…