Hadoop comes with a set of demonstration programs. They are located in here.
Before compiling your first hadoop program, please see the instructions on how to run the WordCount Example.
The MNIST is a set of handwritten digits images. You can download it by using Makefile:
NNThroughputBenchmark is one of the earliest NameNode Benchmarks. It was first described in HDFS Scalability: The Limits to Growth
I come across the need to compare the time and date in shell.
Here is how I did.
It is time consuming to delete huge number of files by rm.
rsync is more efficient in doing it.
Initramfs is a temporary “root” filesystem that help finding and loading your real root.
It is often located in /boot directory.
You can checkout the compress mothod by the following command:
The vmlinuz file contains other things besides the gzipped content, so you need to find out where the gzipped content starts. To do that, use:
If you edit files in gedit or notepad and ^M characters would be
inserted. After that you could not simply remove ^M in VIM with
the following command:
Use :set spell to turn on spell-checking.
:help spell will give you all the details.