Master the art of automated testing in Java. Learn how to use Mockito for isolation and Testcontainers for reliable integration testing with real databases.
Understand the different transaction isolation levels and how they prevent concurrency issues like dirty reads.
Master the nuances of Read Uncommitted, Read Committed, Repeatable Read, and Serializable. Learn how to prevent Dirty Reads and Phantoms in Spring Boot.
Compare unit tests and integration tests, and learn how to balance them for effective test coverage.
Understand the risks and specific use cases for unsafe code in C#. Learn about pointer arithmetic, memory pinning, and stack allocation.
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