Hibernate @NotBlank vs @NotEmpty

  Sometimes we may often overlook at the difference between these two useful annotations for Hibernate. @NotBlank versus @NotEmpty. Validate that the annotated string is not null or empty. The difference to NotEmpty is that trailing whitespaces are getting ignored. The answer can be found at Hibernate Doc for @NotBlank :)

Error: Key could not be imported

Do you ever face key could not be imported error during a pacman / yaourt update?