how to compress mapper output but not the reducer output?
In a job of 20 one job is very slow due to that entire job is slow how can you find out which job is slow?
I have source file which contains duplicate data, my requirement is unique data should pass to one file and duplicate data should pass another file ho
What is the default session time in PHP and how can I change it?
How many ways can we get the value of current session id?
What are the current or latest versions of LAMP ? Linux, Apache, MySql, PHP?
How to join 2 tables, without using any condition?
We have total of 10 countries. How do we apply one color to 4 countries, another color to another 4 countries and some other color to the remaining 2
Ready to start your tutorial with us? That's great! Send us an email and we will get back to you as soon as possible!