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Best Machine Learning Book for Beginners

You need a mixof different technologies for Data Science projects. Instead of learning many skills, just learn a few. The four main steps of any project are extracting the data, model development, artificial intelligence, and presentation. Attending interviews with many skills is not so easy. So keep the skills short.
A person with many skills can't perform all the work. You had better learn a few skills like Python, MATLAB, Tableau, and RDBMS. So that you can get a job quickly in the data-science project.
Out of Data Science skills, Machine learning is a new concept. Why because you can learn Python, like any other language. Tableau also the same. Here is the area that needs your 60% effort is Machine learning.  Machine Learning best book to start.

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Unix Vi Editor Commands to Save, Quit

In Vi editor Save, Quit without saving and Save and quit are tricky commands. I have given these commands for your reference.


w - To Save Your Work
q - To Quit
wq - To Save and Quit

vi editor also called Visual editor in terms of Unix or Linux or Ubuntu Operating systems. Since all are the same UNIX flavor, and UNIX is the mother of all these operating systems.

Recently many of my friends asked to share some daily use vi editor commands. I am sharing those for your quick reference.

Vi Editor Top Commands for Your Projects and Interviews


1. How to Edit a file?

vi filename

This is the first command to use for editing a file.

2. A command to Repeat Previous Command?

Use the UP arrow to repeat the previous command.

3. How to Insert data?

Use insert command to over-type data.

4. How to Save File?

Press Esc
:w

5. How to Save and Quit (Exit)?

Press Esc
:wq

6 How to quit without Save?

Press Esc
:q

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