What are collection pools? What are the advantages?

462

Is mainframe an operating system?

488

How ec2 within vpc communicates to ec2 in different vpc?

111

What is the use of jstl?

473

Safety of dry type transformer

1471

Where is dbms used?

617

I just want to convert the voltage into current i.e. suppose I have 750V & 1A AC power then I want to convert it into 12V & 62A DC power only difficulty is that I don't want to use the tranceformer. Simply to say, I want to make the step-down without using tranceformer. Please, give me some ideas. And also I want the relation between Magnetic Induction & Weight of the body can be levitated. Or I can say, how much of magnetic induction requires to lift 500gms weight? I am heartily thankful to you.

1800

How do I check my android os version?

510

What is the endosymbiotic hypothesis about the origin of mitochondria? What are the molecular facts that support the hypothesis? To which other cellular organelles the hypothesis can also be applied?

462

Will we tend to place associate stand out to go into a shared location and use it to develop a report and refresh it in regular intervals?

188

What do mean by NULL in Javascript?

507

What are the ado.net connection pooling parameters?

453

What are Data classes ? Aren’t they available in Java ?

119

How is it possible to propagate a session id?

501

what are difference between server-side ajax framework and client-side ajax framework?

577