Tell me how can we determine whether a php variable is an instantiated object of a certain class?

580

How to use a Bot or Intelligent Agent on the Web?

2710

What sas features do you use to check errors and data validation?

737

What is the difference amongst jvm spec, jvm implementation, jvm runtime ?

543

How to perform double click action in selenium webdriver?

495

How are pdf documents edited in a word?

358

Explain what is the difference between siebel 7.5 and 7.8? If we upgarde the application to 7.8 from 7.5 what are the areas we need to give importance fromqa(testing) point of view?

533

Which programming language is best in future?

555

What is generic collection in c#?

531

Implementation methodology

1302

What is shared preferences in android?

531

Will engine performance be damaged by mixing oil in fuel of four stroke bike ?

653

What is the use of css image sprites?

342

How can you identify the ip class of given a ip address?

193

0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz

1739