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- java - What does Could not find or load main class mean . . . - Stack . . .
Example #7 - you forgot the -jar option when attempting to run an executable JAR file, and the java command has misconstrued the JAR file name as a class name java myProgram jar Reason #2 - the application's classpath is incorrectly specified The second likely cause is that the class name is correct, but that the java command cannot find the class
- How to import a . cer certificate into a java keystore?
During the development of a Java webservice client I ran into a problem Authentication for the webservice is using a client certificate, a username and a password The client certificate I receive
- Java 11 package javax. xml. bind does not exist [duplicate]
The post discusses the issue of missing javax xml bind package in Java 11 and provides solutions to resolve it
- java - How to fix: Error creating bean with name : Unsatisfied . . .
(1) applicationContext xml is obsolete with Spring Boot (2) Package names should use all lowercase; compare with your import statements (3) @ComponentScan and similar configuration annotations are only activated when present on @Configuration classes (@SpringBootApplication includes that) (4) You need @EnableJpaRepositories on your configuration (Application)
- Enable Multiplayer on Microsoft Account
To be able to play multiplayer in Minecraft Java Edition, I apparently need to enable the Xbox One Windows 10 Online Safety join multiplayer games setting However when I followed a guide explaining
- Setting JAVA_HOME - Stack Overflow
JAVA_HOME if you installed the JDK (Java Development Kit) or JRE_HOME if you installed the JRE (Java Runtime Environment) In the Variable Value field, enter your JDK or JRE installation path Open Command Prompt as Administrator Set the value of the Environment variable to your JDK (or JRE) installation path as follows:
- How to read json file into java with simple JSON library
Exception in thread "main" java lang ClassCastException: org json simple JSONArray cannot be cast to org json simple JSONObject at javaapplication1 JavaApplication1 main (JavaApplication1 java:24) Can somebody tell me what I am doing wrong? The whole file is a array and there are objects and another array (cars) in the whole array of the file
- How to convert Java String to JSON Object - Stack Overflow
When a constructor calls for a java lang Object class, more than likely it's really telling you that you're expected to create your own class (since all Classes ultimately extend java lang Object) and that it will interface with that class in a specific way, albeit normally it will call for an interface instead (hence the name) OR it can accept
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