State and Singletons" https://www.youtube.com/watch?v=-FRm3VPhseI Stack Overflow: What is so bad about Singletons? “The worst part of this whole topic is that the people who hate singletons rarely https://stackoverflow.com/questions/137975/what-is-so-bad-about-singletons ## What's currently out there Google: The Clean Code Talks - "Global State and Singletons" https://www.youtube.com/watch?v=-FRm3VPhseI v=-FRm3VPhseI Stack Overflow: What is so bad about Singletons? “The worst part of this whole topic is that the people who hate singletons practical rarely give concrete suggestions for what to use instead.”

already double-quoted (SPR-12252) allow for further locking optimizations for the retrieval of non-singletons beans (SPR-12250) improved error messages for MockRestServiceServer (SPR-12230) allow spring ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now

already double-quoted (SPR-12252) allow for further locking optimizations for the retrieval of non-singletons beans (SPR-12250) improved error messages for MockRestServiceServer(SPR-12230) allow spring HTTP ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now

ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now prototype beans receive independent collection/array even when based on single * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained

ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now beans receive independent collection/array even when based on single value * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained

ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now beans receive independent collection/array even when based on single value * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained

ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now beans receive independent collection/array even when based on single value * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained

gDispatcherServletInitializer.getServletConfigClasses() fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods post-processors * inner beans detected as Application Listeners as well (only supported for inner singletons) * child bean definition's scope attribute can be inherited from parent bean definition now beans receive independent collection/array even when based on single value * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained

ervletInitializer.getServletConfigClasses() (SPR-12028) fixed ConcurrentMapCacheManager has interdependent setters (SPR-12026) fixed documentation typo (SPR-12020) fixed Spring may invoke @Bean methods beans receive independent collection/array even when based on single value * registered plain singletons will be fully matched according to their qualifiers * @Qualifier value matching takes chained supported by default as well * ApplicationListener beans get obtained on demand, supporting non-singletons as well * ApplicationListeners will be called in the order according to the Ordered contract

the compiler warns that it starts recompiling a unit for the second time. This can happen with interdependent units. PPU Check file arg1 time arg2 When you use the -vu flag, the compiler shows the filename compiler warns that it is starting to recompile a unit for the second time. This can happen with interdependent units. Loading unit arg1 When you use the -vu flag, the compiler warns that it starts loading