Java

Do spurious wakeups in Java actually happen?

synchronization

thread-scheduler

Do I really have a car in my garage?

design-patterns

Do I need to close() both FileReader and BufferedReader?

resource-management

try-with-resources

closeable-interface

Does the 'java' command compile Java programs?

jit-compilation

runtime-optimizations

Does java.util.List.isEmpty() check if the list itself is null?

defensive-programming

utility-functions

Does Java SE 8 have Pairs or Tuples?

functional-programming

Does Java have support for multiline strings?

prompt-engineering

Does Java have a "private protected" access modifier?

Does Java have a path joining method?

path-engineering

Does application.yml support environment variables?

environment-variables

spring-configuration

configuration-management

Does a finally block run even if you throw a new Exception?

exception-handling

Disable HttpClient logging

Different types of thread-safe Sets in Java

concurrent-modifications

thread-safe-sets

Different results with Java's digest versus external utilities

file-system-behaviour

windows-platforms

hashing-results

Difference in System.exit(0), System.exit(-1), System.exit(1) in Java

Difference between @Valid and @Validated in Spring

Difference between the annotations @GetMapping and @RequestMapping(method = RequestMethod.GET)

spring-annotations

Difference between save and saveAndFlush in Spring data jpa

database-operations

Difference between `Optional.orElse()` and `Optional.orElseGet()`

prompt-engineering

Difference between @Mock, @MockBean and Mockito.mock()

explain.codes / Java