How many job tracker processes can run on a single Hadoop cluster?

479

What is the what is the difference between invokeandwait() and invokelater()? ?

1104

How to code in perl to implement the tail function in unix?

946

can 25mm thik and 8.5x8.5 size cast iron plate can bear a weight of 250 tons if it can what would be the compostion

1755

How do I count rows quickly in excel?

623

What is bug, deffect, issue, error?

1336

How many types of arrays are there in php?

976

THESE POSTS ARE FOR THE DURATION OF FIVE YEARS. AFTER COMPLETION OF FIVE YEARS, THE PERSONNEL POSTED AGAINST THESE POSTS ARE LIKELY TO BE CONTINUED IN NIC. CAN Any body say that what it will be happened after 5 years? does they through us out from NIC? Is it a temporary job of 5 years is the probation period?

2251

Explain validations done in angularjs?

840

what is the formula/ ratio for hollow block? considering to a 40 kgs of portland cement.

1841

Difference between mouseleftbuttondown and mouseleftbuttonup in silverlight.

1

How do I get a list of all files (and directories) in a given directory in Python?

879

How can you contribute to the company?

1209

Why should appointment store person for project ? what is the benefits for company ?

1132

Tell me what is database migration? And how to use it to add insert initial data to database?

741