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In this article, we'll look at the String Pool and how it works in the Java programming language. Code examples illustrate the string immutability and string pool.
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This article shows what are ArrayIndexOutOfBoundsException and IndexOutOfBoundsException and how to avoid both of them using the enhanced for loop and Iterator.
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How to configure initial Spring application and import it to IntelliJ IDEA, using Spring Initialzer website.
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This post introduces the reader to simple but fundamental concepts regarding backend engineering. Understanding scalability, reliability, and maintainability make a system effective, trusty, and exetensible.
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How to validate a date in yyyy-MM-dd String format using Java regex features: Pattern, String, and Matcher classes
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This article shows how to round down or round up a number using the floor and ceil functions from the Java Math class.
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