R »

[20 Jun 2017 | No Comment]

This article shows how we can predict future data with Linear Regression using R programming language.
Regression Analysis builds a relationship model between two variables.

R »

[13 Jun 2017 | No Comment]

This article shows how to calculate correlation between two data/variables using R programming language.
Correlation calculates the relation between two variables.

R »

[6 Jun 2017 | No Comment]

This article shows how to calculate Mean, Median, Mode, Variance, and Standard Deviation of any data set using R programming language.
Mean: Calculate sum of all the values and divide it with the total number of values in the data set.

R »

[23 May 2017 | No Comment]

This article shows how to create Pie chart, Bar chart & Line graph using R Programming Language.
Set Working Directory
Set a directory where you want to save the image of pie chart, bar chart & line graph.

R »

[16 May 2017 | No Comment]

This article shows how to read and write CSV file with R programming language.
We will be manually creating a new CSV file with the following data:

rollno,name,gender,age,marks,address
7,Ram,M,22,77,Kathmandu
9,Sita,F,23,88,Bhaktapur
14,Hari,M,24,74,Lalitpur
22,Radha,F,25,65,Bhaktapur
3,John,M,23,90,Kathmandu
11,Jia,F,21,55,Kathmandu

R »

[9 May 2017 | No Comment]

This article aims to introduce the very basics of R programming. This artilce includes R programming introduction, installation, basic syntax, running code, data types, relational operators and functions.
1. Introduction

Magento »

[2 May 2017 | No Comment]

This article shows how you can add new columns to product grid (Catalog -> Manage Products) in Magento 1.x admin.
For this, you need to rewrite/override the Adminhtml’s catalog_product_grid block class.

Magento »

[25 Apr 2017 | No Comment]

This article shows how you can add new column to customer grid in Magento 1.x admin. In this example, we will be adding a fetching the fax field value from customer’s billing address and showing in the customer grid in Magento admin.
For this, you need to rewrite/override the Adminhtml’s customer_grid block class.

Magento »

[18 Apr 2017 | No Comment]

This article shows how you can add new columns to sales order grid in Magento 1.x admin.
For this, you need to rewrite/override the Adminhtml’s sales_order_gird block class.
Here is the block override code to be written in your module’s config.xml file: