Are you a master, test your real worker on Java! ! ! ! ! ! !
There is such a post in the forum. After reading it, the mood is deep. Everyone in major technical forums seems to have written a lot of small and delicate problems, for everyone to discuss, learn, just like a small Java TEA, drink a bite, and fresh.
These two problems in this item 1 and 2 are old problems. However, in our project, many programmers were discovered when many programmers compare strings when they were ==.
To be honest, people who have turned from VB and C can easily understand the truth. Similar situations can only be used in intermediate languages such as Java and C #.
In these 4 questions, I think the most inspirated or the third issue.
Everyone is generally a class in everyday programming. There is a relatively small number of internal classes and anonymous classes. Of course, their applications are also special.
Below is the code I have been removed from the Nanning AOP, everyone helped me explain:
Aspects.SetTarget (Bigmomma, Intf.class, New Intfimpl () {application ("4444444444");} public void mm () {System.out.Println ("55555555"); }});
How can I define Call (), mm () in the setTarget above?
Note: Which one knows the answer, so as not to go less than the future, TRANSIENT states what it means? Transient string string STR;
2, servlet declaration cycle? 3, what is the use of the home interface remote interface in EJB? 4, tell the ten ways of httpservlet? 5, what is WSDL abbreviation? 6, XML, HTML difference? 7. Write an example of adding XML with Java to delete an example of Node? 8, the application is to implement multiple database transplants, what solutions have? 9. What should I do if I need to realize the dynamic replacement interface? 10. Write out the SQL statement that implements paging under ORACLE?
