How would you tackle calculating the number of unique visitors for each hour by mining a huge apache log? You can use post processing on the output of the mapreduce job.

771

Describe the field api that was introduced into core in drupal 7.

91

How do I make the mouse cursor invisible/visible?

1304

How do I become an expert in machine learning?

99

pls tell what are doing the three phase motor star and delta connetion with circuit diagram and control wiring .

1960

What is QTP and the use of QTP in TD?

1008

why is jsf used for?

86

how many sqft or cft of work done by a mason per day in all works such as brick,block,concrete,shuttering carpenter,reinforcement fabricator,painter,door window carpenter.....everything thank you

2002

Siebel 7.7 how do you add button icon in an applet? Like new,query,delete.i want activate button also.

916

punj loyed and sapurjl palanjl

2277

how you taken aotitude test

2430

Give an example each of a shipboard use of an adiabatic process and an isothermal process?

1264

What is one light year?

1029

which is better php,asp.net,jsp? and why?

1836

What is meant by fetch and execute cycle in cpu operations

1498