Andrei RogalenkoinLevel Up CodingPatterns for Storing Tree Structures in the Relational DatabasesIntroduction11 min read·Jul 30, 2023--1--1
Andrei RogalenkoinLevel Up CodingSeven main problems of implementing a microservice architectureAs you know, microservice architecture allows you to break applications into smaller and more manageable blocks. However, as in any other…10 min read·Jun 21, 2023--1--1
Andrei RogalenkoinLevel Up CodingNine factors that influence the choice of a database in a projectWhen choosing databases for your current project (or when replacing those that do not meet your current needs), the number of options is…18 min read·May 30, 2023----
Andrei RogalenkoinLevel Up CodingA guide to IDs for JPA entities. IDs generated on the serverToolkit development is a very educational activity, because it makes you think about those things that you sometimes don’t notice during…15 min read·May 9, 2023----
Andrei RogalenkoinLevel Up CodingExceptions in Java 8 Lambda ExpressionsLambda expressions, introduced in Java 8, were designed to be more concise in code. However, Functional Interfaces provided by the JDK…4 min read·Mar 20, 2023----