How many digits can a float hold?
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What is an error in java?
difference between jsp and java script?
What is the benefit of inner / nested classes ?
Will set allow duplicates in java?
how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT
What function extracts specified characters from a string?
What is package protected in java?
Can java cast null?
how to use this key word in java programming?
What is a instance variable?
How can we create a synchronized collection from given collection?
We can write any Java Logics in our JSP. Then why we are using servlets(Controller Layer) to interact with the DAO ?