What are the differences between heap and stack memory in java?

1122

What is action chaining ?

1156

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2413

Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2657

What is a constructor overloading in java?

1119

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126

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2859

What do you mean by an interface in java?

1095

What is the difference between filters and interceptors ?

1293

What do you know about validation plugin ?

1022

what are the different modes of archival? Explain each mode in two lines each?

993

What is the difference between equals() and == in java?

1032

What if I write static public void instead of public static void?

928

Are jvm’s platform independent?

972

What is a classloader in java?

1080