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New posts in java
Are there any suggestions about cutting CPU usage in Java?
Jun 21, 2026
java
cpu-usage
Most specific subclass for a Java object?
Jun 21, 2026
java
inheritance
instanceof
NullPointerException with an override method
Jun 21, 2026
java
Exception handling pattern for this type of situation?
Jun 21, 2026
java
exception
Automatic Java to C++ conversion [duplicate]
Jun 21, 2026
java
c++
code-translation
Creating a replacement rest controller in spring with same name, causes bean name conflict?
Jun 21, 2026
java
spring
spring-restcontroller
Is the java compiler part of the JVM?
Jun 21, 2026
java
jvm
javac
Efficiency: HashMap check containsKey() vs always put()
Jun 21, 2026
java
hashmap
How to get total result count when setFrom is used in elasticsearch QueryBuilders?
Jun 21, 2026
java
spring-boot
elasticsearch
proguard: Can't read [C:\Program Files\AdoptOpenJDK\jdk-11.0.6.10-hotspot\lib\rt.jar]
Jun 21, 2026
java
maven
proguard
openjdk-11
proguard-maven-plugin
Java: Why does "Character newChar = 'c' " work if Character is a wrapper class? How come it doesn't need a constructor?
Jun 21, 2026
constructor
factory
java.lang.class
java
Why does ResponseBody and Jackson ObjectMapper don't return the same output?
Jun 21, 2026
java
spring
spring-boot
jackson
How to transform a sealed Kotlin class into a Java class
Jun 21, 2026
java
android
kotlin
Schema-less JSON to Apache Beam "Row" type?
Jun 21, 2026
java
apache-beam
Java 8 Lambda closure over mutating collections
Jun 21, 2026
java
How to mock nested methods in Java
Jun 20, 2026
java
unit-testing
mockito
Serializing a field as json
Jun 20, 2026
java
json
jackson
resttemplate
jackson-databind
How to return list for mock in groovy spock test
Jun 19, 2026
java
unit-testing
groovy
junit
spock
Is it a bad idea to store data in a custom checked exception?
Jun 21, 2026
java
exception
Java regex. Strange behaviour
Jun 21, 2026
java
regex
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