All articles with 'programming' Tag

Employee Performance Panel Charts in Power BI with R

Published on Aug 11, 2017 in Power BI, Power Query
Employee Performance Panel Charts in Power BI with R

Yesterday we saw a beautiful example of panel charts with R. Today let me show you how to create the same (or even better) with Power BI & R. What you need: Power BI Desktop and R Raw data set – rem-data.csv Creating Panel Charts in Power BI with R Load CSV data in to […]

Continue »

Employee Performance Panel Charts – Excel vs. R [video]

Published on Aug 10, 2017 in Charts and Graphs, R programming
Employee Performance Panel Charts – Excel vs. R [video]

Recently, I had to make a bunch of panel charts. After wrangling with Excel (and a tiny bit of VBA) to create them, I wondered if we are suffering needlessly by being too loyal to Excel. I switched to R and could create these panel charts in almost no time (well, first I had to learn how to pivot the data using dplyr). Today, let me share the experience.

Continue »

What is VBA & Writing your First VBA Macro in Excel [VBA Crash Course Part 1 of 5]

Published on Aug 29, 2011 in VBA Macros
What is VBA & Writing your First VBA Macro in Excel [VBA Crash Course Part 1 of 5]

This article is part of our VBA Crash Course. Please read the rest of the articles in this series by clicking below links.

  1. What is VBA & Writing your First VBA Macro in Excel
  2. Understanding Variables, Conditions & Loops in VBA
  3. Using Cells, Ranges & Other Objects in your Macros
  4. Putting it all together – Your First VBA Application using Excel
  5. My Top 10 Tips for Mastering VBA & Excel Macros
Continue »

How to become really awesome in Excel? [Reader Questions]

Published on May 10, 2010 in Learn Excel
How to become really awesome in Excel? [Reader Questions]

Yusuf, one of the blog readers emailed me and asked “how I can bebome an expert in Excel”. I gave him some advice based on what I know. But I think My advice can be improved too. So I turn to you.
What do you think a person should do to become really awesome in Excel?

Share your thoughts, ideas and suggestions using comments. Suggest blogs, websites or books or anything that can help Yusuf (and countless others) really good in using Excel to become awesome in their work.

Continue »

Generating Random Phone Numbers

Published on Nov 20, 2008 in Analytics, Learn Excel
Generating Random Phone Numbers

Often when you are writing code or testing an application, it might be helpful to have random phone numbers generated for you. Here is an excel formula that I use: =value(left(substitute(rand(),”0.”,””),10)) try these 2 instead (thanks to John) =RAND()*(9999999999-1000000000)+1000000000 =RANDBETWEEN(1000000000,9999999999) [needs analysis toolpack add-in or excel 2007] Even though it works most of the time […]

Continue »

SQL Queries from Excel

Published on Sep 22, 2008 in Learn Excel, technology
SQL Queries from Excel

Often when you are working on 2 incompatible systems and try to import data from one to another, excel can be a handy tool. I have used excel plenty of times to generate SQL insert / update statements which I could later execute on the database console. Here is a tutorial if you ever have […]

Continue »