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New posts in java

To check if a pattern exists in a String

java regex

How can I change my for loop full of if statements into more elegant/efficient code?

Cannot deserialize from Object value (no delegate- or property-based Creator) using Jackson

Pluggable Adapter as mentioned in the GOF

Purpose of Service Interface Class in Spring Boot

Whitelabel Error Page Swagger, This application has no explicit mapping for /error, so you are seeing this as a fallback swagger2:3.0.0-SNAPSHOT

CompletableFuture - Run multiple rest calls in parallel and get different result

How can I change server in spring boot application?

java spring spring-boot tomcat

Why JVM is not "seeing" duplicate String value in String Pool memory?

Strange exception when implementing interface

java

Can't install Android Studio (IDE cannot create directory Mac)

NoClassDefFoundError: scala/math/Ordering with spring-kafka-test 2.5.7

java spring scala spring-kafka

java.time.format.DateTimeParseException: Text '2021-02-19T00:45:09.798Z' could not be parsed, unparsed text found at index 23

java java-time

Java 11: convert List<String> to TreeMap<String, List<String>> using Collectors

java java-stream

How to fix this error: java.lang.NoSuchMethodError: 'java.lang.AutoCloseable org.mockito.MockitoAnnotations.openMocks(java.lang.Object)'

Java object garbage collection

java garbage-collection

Why do I get a ClassCastException using generics in this case?

java generics

Replacing the number with the number of spaces

java

Create a List of random Integers using Stream and sum all elements except the smallest?

java java-stream

Why is my Rust program running more that twice as slow as the Java equivalent?

java performance rust