Data-Oriented Programming in Java: Move Data to Functions
Your Car class has twelve methods now. Washing, waxing, polishing, billing — everything that ever needed the car's fields got bolted onto it. Nobody remembers …
Marko Milenkovic
I'm Marko — a Java backend engineer writing about what actually works: performance benchmarks, JUnit, SQL Server, and JVM internals.
14 posts
1 TIL
TIL: String.isBlank() vs isEmpty()
" ".isEmpty() returns false, but " ".isBlank() returns true — whitespace counts as blank, not empty.
1" ".isEmpty(); // false — length is 1
2" ".isBlank(); // true — whitespace only (Java 11+)
3"abc".isBlank(); // false
I caught myself writing s.trim().isEmpty() again today. String.isBlank() exists since Java 11 and covers exactly this case — plus it is Unicode-aware, so " \u00A0 ".isBlank() also works where trim() misses non-breaking spaces.
Fastest Way To Insert the Data in MS SQL – Part 4 – Turning on the useBulkCopyForBatchInsert Parameter
In previous discussions, we established that bulk insert and multi-value batched inserts represent the fastest methods for inserting data into an MS SQL Server …
Fastest Way To Insert the Data in MS SQL – Part 3 – Multi-value insert vs Bulk Api
In a previous post, we concluded that the Bulk API insert is the fastest way to insert data into an MS SQL Server database if the batch size is reasonably …
Fastest Way To Insert the Data in MS SQL – Part 2 – Hibernate vs Prepared Statement vs Jdbc Template vs Bulk Api
Introduction In the previous post Fastest way to insert the data in MS SQL - Part 1 Hibernate Batching we compared the performance of Hibernate inserts with …
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Fastest way to insert the data in MS SQL - Part 1 Hibernate Batching
Introduction Currently, my team is focused on optimizing the performance of our web services. Our data manipulation tasks primarily rely on Hibernate for …