phreakthoughts

why do we need runtime polymorphism

I know how to achieve runtime polymorphism through inheritance and through interfaces. But why do we need to have runtime polymorphism in t...
@Where and @SQLDelete in Hibernate

Soft Delete Many times, you want to delete an entity from your database, but you still want to keep a record of it. In such cases, we use s...
Insert into a Cyclic Sorted List

Problem : insert a given value into a sorted circular linked list, given a node in the list (http://www.leetcode.com/2011/08/insert-into-a...
runtime polymorphism using interfaces in Java

(Source - Stack overflow) Interfaces allow you to use classes across different hierarchies polymorphically. For example, say...
Calculate distance between 2 geo points

Given the latitude and longitude of 2 points, we can find the distance between then using the Haversine formula. The Java function to do the...
XAMPP configuration parameters

MySQL - my.conf max_connections -max connections allowed to the SQL server(used in connection with MaxClients parameter in Apache) Apac...
difference between GWT and Google App Engine(GAE)

Source : StackOverflow http://stackoverflow.com/questions/4119695/what-is-the-difference-between-google-web-toolkit-and-google-apps-engine ...
Not able to get a simple Spring web application working :(

I am not able to run the sample web application provided on the spring website. Feeling so depressed.
PHP Tips

- Single and double quotes Everything within single quotes is considered a literal. Double quotes replaces variable names with literal v...
creating a web application with google app engine

I am trying to build an app on the google app engine , using Eclpise Important Points ---> Any external libraries you add must be add...

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Wednesday, October 12, 2011

Some C++ stuff

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