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SQL COALESCE vs CASE: Why COALESCE is Better for Handling NULL Values
Oct 19, 2024In SQL, dealing with NULL value is a common task especially when querying large datasets with missing or incomplete data. Generally, we use CASE expression and COALESCE to handle NULL value. While both can achieve similar goals, COALESCE is typically...Scaling: Horizontal vs Vertical Scaling
Jul 7, 2024What is scaling? In system Design terms, scaling is the process of increasing the system's performance and resources to handle more traffic or load without making it more complex. There are two types of scaling: Vertical Scaling (Scaling-up) Horizo...How to Implement User Authentication and Authorization with SpringBoot and JWT
Jun 15, 2024If you do a quick search on how to secure REST API in SpringBoot using JWT you will find a lot of the same results. These results contain a method that involves writing a custom filter chain and using third party library for encoding and decoding JWT...Recent Sponsors
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