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Super Dark IDE Theme, R-Studio, Inverted Color

March 27, 2019
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Super Dark IDE Theme, R-Studio, Inverted Color

A dark IDE theme may increase visual comfort and productivity for those spending extended amounts of time coding, writing, and reading at a computer terminal. Why? If your 9 to 5 has you chained to a computer, you’ve likely experienced eye strain. Typical symptoms include soreness, irritation, and difficulty focusing your vision. All of which will slow your productivity....

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Run Remote R Scripts with Mobile Device using E-mail Triggers

March 2, 2019
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Run Remote R Scripts with Mobile Device using E-mail Triggers

Have you ever been on the road and wished you could run an R script from your mobile device and see the results? Maybe you’re a business person who needs a quick update on a project or production schedule. Or, possibly you need an up-to-the-minute report out for a meeting, and you don’t have a “cloud based solution to...

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WooCommerce Image Gallery | Step by Step, Automate with R

February 3, 2019
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WooCommerce Image Gallery | Step by Step, Automate with R

Setting up a WooCommerce image gallery for your shop is a grueling process if you use the online forms. Thankfully, you can import goods and setup an image gallery using a simple CSV file. Now, if you have a few products and a few images for each product, preparing the CSV for bulk import using your favorite spreadsheet program...

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XmR Chart | Step-by-Step Guide by Hand and with R

January 12, 2019
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XmR Chart | Step-by-Step Guide by Hand and with R

Is your process in control? The XmR chart is a great statistical process control (SPC) tool that can help you answer this question, reduce waste, and increase productivity. We'll cover the concepts behind XmR charting and explain the XmR control constant with some super simple R code. Lastly, we'll cover how to make the XmR plot by hand, with...

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ggQC | ggplot Quality Control Charts – New Release

December 4, 2018
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ggQC | ggplot Quality Control Charts – New Release

The ggQC package is a quality control extension for ggplot. Use it to create XmR, XbarR, C and many other highly customizable Control Charts. Additional statistical process control functions include Shewart violation checks as well as capability analysis. If your process is running smoothly, visualize the potential impacted of your next process improvement with a Pareto chart. To learn...

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Windows Clipboard Access with R

November 13, 2018
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Windows Clipboard Access with R

The windows clipboard is a quick way to get data in and out of R. How can we exploit this feature to accomplish our basic data exploration needs and when might its use be inappropriate? Read on. Overview Paste Data from Clipboard to R HTML Tables Spreadsheets Copy Data from R to Clipboard Summary and Usage Notes Paste Data...

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Source and List: Organizing R Shiny Apps

November 6, 2018
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Source and List: Organizing R Shiny Apps

Keeping R Shiny code organized can be a challenge. One method to organize your Shiny UI and Server code is to use a combination of R’s list and source functions. Another method to organize you’re Shiny code is through modularization techniques. Here though, we’re going concentrate on the list and source options. If you feel comfortable with Shiny and...

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Estimating Control Chart Constants with R

October 16, 2018
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Estimating Control Chart Constants with R

In this post, I will show you how a very basic R code can be used to estimate quality control constants needed to construct X-Individuals, X-Bar, and R-Bar charts. The value of this approach is that it gives you a mechanical sense of where these constants come from and some reinforcement on their application. If you work in a...

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Infamous Inf – Part II

December 3, 2017
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Infamous Inf – Part II

R’s Inf keyword – Have you’ve ever wondered what to do with it? If so, this is the second in series of posts that explore how we can exploit the keyword’s interesting properties to get the answers we need and improve code robustness. If you want to catch up on the first post where we look at Inf and...

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Infamous Inf – Part I

September 26, 2017
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Infamous Inf – Part I

R’s Inf keyword – Have you’ve ever wondered what to do with it? If so, this is the first in series of posts that explore how we can exploit the keyword’s interesting properties to get the answers we need and improve code robustness. For those unfamiliar with R’s Inf keyword, it is defined as a positive or negative number...

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香港赛马会彩券管理局