java.lang.ClassNotFoundException: com.fasterxml.jackson.core.JsonProcessingException

喜欢而已 提交于 2020-07-06 10:53:08
问题 I'm using templateRest to post User object to Rest Server but I encoutered the following error: Exception in thread "main" java.lang.NoClassDefFoundError: com/fasterxml/jackson/core/JsonProcessingException at edu.java.spring.service.client.RestClientTest.main(RestClientTest.java:33) Caused by:

Using cout in the constructor of a class that is included in another class as a static member

五迷三道 提交于 2020-07-06 10:52:15
问题 Following code #include <iostream> struct A { A() { std::cout << std::endl; } }; struct B { static inline A a; }; int main() { } succeeds after compiling with gcc, but crashes with segmentation fault after compiling with clang. Is the code not standard or is clang wrong? https://godbolt.org/z

No enum constant org.gradle.api.JavaVersion.VERSION_14

别说谁变了你拦得住时间么 提交于 2020-07-06 10:50:08
问题 Using Intellij IDEA, I created a new Gradle project using Gradle 6.4 and Java 14, but when I try to build the project, I'm getting this error : No enum constant org.gradle.api.JavaVersion.VERSION_14 What do I do ? Edit 1 : I'm using the latest EAP version of IDEA. 回答1: It is known issue with 2020