Spring - No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call

Spring - No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call

java spring spring-mvc web-applications

java

getResourceAsStream() vs FileInputStream

java file-io web-applications fileinputstream

java

Role/Purpose of ContextLoaderListener in Spring?

java spring web-applications

java

Who sets response content-type in Spring MVC (@ResponseBody)

java web-applications spring-mvc character-encoding

java

Why do Java webapps use .do extension? Where did it come from?

java servlets web-applications

java

What to learn for making Java web applications in Java EE 6? [closed]

java jakarta-ee web-applications

java

java.lang.UnsatisfiedLinkError no *****.dll in java.library.path

java dll java-native-interface web-applications

java

File path to resource in our war/WEB-INF folder?

java google-app-engine web-applications

java

Exception NoClassDefFoundError for CacheProvider

java hibernate spring exception web-applications

java

Log4j, configuring a Web App to use a relative path

java web-applications log4j

java

Creating a src/main/java folder structure in Eclipse without Maven

java eclipse web-applications

java

What is the main-stream Java alternative to ASP.NET / PHP

java web-applications frameworks

java

Maven: Customize web.xml of web-app project

java web-applications maven-2 profile web.xml

java

role of multithreading in web application

java multithreading servlets web-applications

java

Java Memcached Client [closed]

java web-applications memcached

java