What is aggregatebykey spark?

266

If price in purchase info records is maintained as zero or not maintained for a certain period and we make a po for the same period but price is populated in po. Where does the price come from?

1227

What is the importance of ms excel?

663

What are the functions of string?

994

How many server 2016 licenses do I need?

930

Explain me what's the trade-off between bias and variance?

99

Give an example when you had a clash with your peer. What did you do in that situation?

1140

You have a content management system running on an Amazon EC2 instance that is approaching 100% CPU utilization. Which option will reduce a load on the Amazon EC2 instance?

440

what are Task Tracker and Job Tracker?

1078

Explain the commit statement.

1165

What is apache tomcat used for?

936

Is an "A fast database retrieval rate" a testable requirement?

2114

A rock anchor 3 1/2” in diameter is placed in rock. The which has an allowable shear strength of 1200 psi. Determine the required anchorage length to safely carry a 80 ton load using a 2.0:1 F.S

2012

What is ms sql server service broker?

996

How to perform the transport?

1159