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
2 5122when a request is generated from apache tomcat 5.5 and goes to oracle 10g or mysql,,, how the oracle or mysql reads the request as apache is a web server and oracle 10g is application server? when the oracle 10g provides response, how the apche tomcat reads it???
1664how we can use debug in myeclipse 6.0 in order solve the problems that exist in our program when there are 900 to 1000 pages in a web application
1659what is the role of xml in core java?? and how we can use it?? can somebody give a sample program with explanation and from where i can read more about xml?????
1794In a my eclipse editor if i want to switch from jdk 1.4 to jdk 1.6 how to do that???? Initially i have jdk1.4
1 4788for(i=0;i<100;i++) { int i=method();//method returns no's from 1 to 10; /* insert some stmts which can give output like no.of times numbers(1-10) returned. (for example if it returns 2 then i want output how many times 2 returned) like that i want output for no's 1 - 10 how many times each no returned. */ }
3 4415what value will be return by the read() method once it reaches the end-of-file? a. Throws EOException b. Return null c. Return -1 d. Read method return nothing, because it is void method
1 3701WHAT IS MARKER INTERFACE,AND NO METHODS IS NOT THERE ON THAT INTERFACE THEN WHY WE USED IN JAVA?
L&T,
3 6365how 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
1836
What is a instance variable?
Explain about automatic type conversion in java?
Why do we use return statement?
What is the use of System class?
Differences between traditional programming language and object oriented programming language?
Why do we use predicate in java?
what is thread? What are the high-level thread states? Or what are the states associated in the thread? : Java thread
What are the advantages of inner classes?
How objects of a class are created if no constructor is defined in the class?
What does split function do in java?
Why a dead thread occurs?
What is meant by vector class, dictionary class, hash table class, and property class?
Is main a function?
What is a constructor, constructor overloading in java?
How listener identify that the event came from a particular object?