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 5142when 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???
1670how 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
1665what 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?????
1797In 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 4809for(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 4428what 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 3709WHAT IS MARKER INTERFACE,AND NO METHODS IS NOT THERE ON THAT INTERFACE THEN WHY WE USED IN JAVA?
L&T,
3 6389how 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
1848
What about method local inner classes or local inner classes in java?
Explain naming conventions for packages?
What are the different ways of implementing thread? Which one is more advantageous?
What is volatile keyword in java
How do you use substring in java?
Can we write multiple catch blocks under single try block?
What is instance example?
Why runnable interface is used in java?
What is the base class of all exception classes?
How is string stored in java?
How do you create a bulleted list?
How many characters is 2 bytes?
Is static variable stored in heap?
What is strings in java?
What is function declaration?