gstackoverflow

gstackoverflow has asked 293 questions and find answers to 33 problems.

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gstackoverflow questions

How to select top N salaries for each person?
How to force Hibernate to remove orphans before update
Correct way to distinguish .xls from .doc file?
How to convert Collection<Number> to Collection<Integer> safety?
PhantomReference with null queue
Sequential consistency volatile explanation
Why is assigning 'int constant -> byte variable' valid, but 'long constant -> int variable' is not?
Why System.getProperty doesn't return value from System variables in windows
What does jersey service return if @Produces annotation missing?
How to parse time based tokens in java ?(1m 1M 1d 1Y 1W 1S)

gstackoverflow answers

How to configure datasource in wildfly 10?
Is there a spring data redis mapping the Redisson framework
Official Spring security oauth2 example doesn't work because of cookies clashing(authorization code mechanism)
Unit testing Spring MVC web-app: Could not autowire field: private javax.servlet.ServletContext
Eclipse: Set maximum line length for auto formatting right?
java.lang.UnsupportedClassVersionError: org/springframework/boot/gradle/plugin/SpringBootPlugin : Unsupported major.minor version 52.0
How to use WebClient to execute synchronous request?
Why does servletContext.getRealPath returns null on tomcat 8?
spring interceptor doesn't add header to @RestController services
java.lang.NoClassDefFoundError: javax/el/PropertyNotFoundException when I send invalid values to controller