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ravisha andar

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since Feb 25, 2011
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Recent posts by ravisha andar

Hi All

Can any body please let me know if PriorityQueue is sorted.

Thanks
9 years ago
Hi All,

I just read in an article that for a method to compile the method signatures and method erasures should be different.

What exactly does method erasure mean?

Thanks
9 years ago
How does the below code complie when return type does not matter for method overloading

void m1(List<String> str)
{

}

String m1(List<Integer> str)
{
return "";
}

Please help me understand this.
9 years ago
Hi All,


Can anybody please explain me what exactly is the difference between jdk and jre ?

Thanks
9 years ago
Hi All,

I have read about all the 4 technologies , but still have confusions over which one gives a better performance.

Can anybody help me in understanding which of these is preferred for performance.

Thanks
Hi All.

Can anybody please let me know how to control the order in which a servlet instance is created other than <load-on startup>

Thanks
9 years ago
Hi All,

Is it possible to create a DSN for mysql server in LINUX/UNIX machine ?

Please help me with this.

Thanks
Hi All,

Can anybody please let me know what is the difference between web,http and edge server. How does these differ in functionality ?

Any help or link would help me a lot in understanding this concept?


Thanks
9 years ago
Hi All,

Can anybody share a link which helps me implement LTPA ?

Thanks
9 years ago
Hi All,

Can anybody please let me know what is ECMAScript ?

Thanks
Hi All i want to implement forgot password by

Sending an email to the customers id
This link should be one time used and short lived.
The link should also have a andom token associated with it.
Once the user clicks resets the password the link should no longer be useful.


How do I implement this?

A sample code or link would help me a lot.


Thanks


9 years ago
JSP
Hi All,

I have a login screen with username and password.

I always hear that the username and password shold be encoded and sent to server.

How do i encode from the client side and send the details to the server or have i unserstood the concept wrong

Thanks
9 years ago
Hi All,

How exactly does a datasorce manage connections.

Suppose i have configured a datasource with max connections 50.

What will happen if 51 users login concurrently?

How do I handle a concurrent login of 100 users ?

Do i have to set the maximum connections as 100?

Will it be a performance hit.

Please help me understand this?


Thanks

Hi All,

Can anybody please let me know what is the advantage of singleton pattern and in what scenario it can be used?


Suppose i create a singleton for the database connection object : What will happen if 15000 users login simultaneously ?



Please help me with this?

Thanks
9 years ago
Hi All,


Can anybody please let me know why a class cant be synchronized ?

Regards,
Ravisha