Introduction

Java Wisdom is a culmination of knowledge collected during the process of my software development projects. It does not pretend to be a one-stop-shop for all your Java knowledge, but instead aims to provide some (slightly) opinionated views on good Java practices.

Have a look at the posts below if you're interested. Worst case, you can always skip to the next one.

Core

• Understanding the JVM

Performance

• Be Comfortable Taking a Byte
• Concatenate over Format
• Create Smaller Methods
• Enum Collections if Possible
• Pre-Compile Regexes
• Size Potential Maps
• String Concatenation

Maintainability

• Employ Java Records
• Favour Direct Class References
• Literal Placement
• Make Objects Immutable
• Parameterise your Tests

Readability

• Employ Java Records