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Strengthen your programming skills with tips and techniques from the experts

Analytics | Learn SAS | Programming Tips

First SAS User Group Meetup

Steffen StahlNovember 6, 2018 0

First SAS User Group Meetup: "Inspired users can go to work the next day and start right away"

A few weeks ago, the first German SAS® user group meetup took place in Berlin. I had a chance to talk to Igor Khorlo, Senior Statistical Programmer at Syneos Health Germany GmbH and founder of the SUGG, about his motivation to constitute this group. What I experienced was a fascinatingly

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Data Visualization | Internet of Things | Programming Tips

Chris HemedingerNovember 6, 2018 0

Reporting on accelerometer data with SAS Visual Analytics

I've collected accelerometer data with a third-party app. I've used some SAS tricks to import all of my data readings in a single step. Now I'm ready to create a report of these data in SAS Visual Analytics.

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Advanced Analytics | Programming Tips

Kevin D. SmithNovember 6, 2018 0

Great tip for dynamic data selection using SAS Viya and Python

You can communicate with various clients (SAS, Python, Lua, Java, and REST) in the same place using SAS® Cloud Base Analytics Services (CAS) in SAS Viya. But before you can do any analysis in CAS you need some data to work with, and a way to get to it. Check out this dynamic data selection tip using SAS Viya and Python.

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Programming Tips

Kevin D. SmithNovember 2, 2018 0

How to use SAS® Viya® and R for dynamic data selection

In their new book, SAS Viya: the R Perspective, Kevin Smith and Xiangxiang Meng provide an overview of using R with the SAS Viya platform. Read on to see how R programmers can use CAS.

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Data Management | Data Visualization | Programming Tips

constellation map - first 25 states

Robert AllisonNovember 2, 2018 0

Visualizing cities as constellations in the night sky

Who says technical people can't have fun!?! Similar to Throwback Thursday / #TBT (when people post one of their old/nostalgic photos on social media), I like the tradition of Fun Friday when I use a fun data topic to test our software - a test can be just as rigorous using

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Education | Travel

Data Visualization | Learn SAS | Programming Tips

Sanjay MatangeNovember 1, 2018 0

Text plot can do that

The TEXT plot was introduced with SAS 9.4M2 to facilitate placement of text strings in a graph. This replaces the MARKERCHAR feature of the SCATTER plot statement, which is still available, but it is better to use TEXT plot in most cases. The syntax is: text x=column y=column text=column </

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Learn SAS | Programming Tips

Adam BullockNovember 1, 2018 0

How to automate a data download with PROC HTTP

SAS Technical Support has had several requests from customers who want to use SAS® software to help download their files from a website when there is no application programming interface (API) to do it. This post shows how to automate downloads using PROC HTTP and DATA step, and how to use the HTTP DEBUG statement.

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Analytics | Data Visualization | Programming Tips

Robert AllisonOctober 31, 2018 0

Tracking Trump's approval rating

President Donald Trump - people seem to either love him or hate him. Which makes for an interesting data-analysis topic ... tracking Trump's approval rating. Follow along as I explore some data! I'll start with what I consider the 'best' approval-rating graph I've found so far. Here's a screen-capture of

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Data Visualization | Programming Tips

Joe FurbeeOctober 31, 2018 0

Using SAS Viya REST APIs to access images from SAS Visual Analytics

This article is the first in a series of three publications covering REST APIs and their use in, and with SAS. Today, I want to cover a basic example using SAS Viya REST APIs to download an image from a report in SAS Visual Analytics.

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Data Visualization | Learn SAS | Programming Tips

Rick WicklinOctober 31, 2018 0

A trick to plot groups in PROC SGPLOT

A useful feature in PROC SGPLOT is the ability to easily visualize subgroups of data. Most statements in the SGPLOT procedure support a GROUP= option that enables you to overlay plots of subgroups. When you use the GROUP= option, observations are assigned attributes (colors, line patterns, symbols, ...) that indicate

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Analytics | Learn SAS | Programming Tips

Steffen StahlOctober 30, 2018 0

Erstes SAS User Group Meetup: „Am besten gehen die User am nächsten Tag zur Arbeit und legen direkt los“

Vor ein paar Wochen hat das erste deutsche SAS User Group Meetup in Berlin stattgefunden. Dort hatte ich die Gelegenheit, mit Igor Khorlo, Senior Statistical Programmer bei Syneos Health Deutschland und Gründer der SAS User Group Germany (SUGG), über seine Motivation zu sprechen, die Gruppe ins Leben zu rufen –

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Programming Tips

Rick WicklinOctober 29, 2018 0

Bootstrap regression estimates: Residual resampling

If you want to bootstrap the parameters in a statistical regression model, you have two primary choices. The first, case resampling, is discussed in a previous article. This article describes the second choice, which is resampling residuals (also called model-based resampling). This article shows how to implement residual resampling in

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Programming Tips

Brian Kinnebrew

Brian KinnebrewOctober 29, 2018 0

How to use CASL to develop and work with user-defined CAS actions

In addition to the many CAS actions supplied by SAS, as of SAS® Viya™ 3.4, you can create your own actions using CASL. Learn how in this post.

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Analytics | Data Management | Data Visualization | Programming Tips

Robert AllisonOctober 25, 2018 0

What is the most common last name in each North Carolina county?

The other day I was playing around with the voter registration data for all ~8 million registered voters in North Carolina (yes - this guy knows how to have fun!), and I got to wondering what last names were the most common. I summarized the data by county, and the

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Analytics | Learn SAS | Programming Tips

Rick WicklinOctober 24, 2018 0

Bootstrap regression estimates: Case resampling

If you want to bootstrap the parameters in a statistical regression model, you have two primary choices. The first is case resampling, which is also called resampling observations or resampling pairs. In case resampling, you create the bootstrap sample by randomly selecting observations (with replacement) from the original data. The

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Data Visualization | Learn SAS | Programming Tips

Sanjay MatangeOctober 23, 2018 0

Custom bar labels

Recently a colleague was requested to create a bar chart showing the performance of students in a school compared to county and state wide schools. The solution using SGPLOT was simple as shown below. /*--Create data--*/ data school; input Year Group $ Value; format Value percent5.1; datalines;

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Analytics | Data Visualization | Programming Tips

Robert AllisonOctober 23, 2018 0

We broke some records at the 2018 NC State Fair!

This past Sunday was the last day of the NC State Fair, and we broke some records this year! Can you guess what those records were? I'll ramble on about the fair to give you time to come up with your guess, and then I'll let you know about the

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Sports & Entertainment

Analytics | Data Visualization | Programming Tips

Robert AllisonOctober 22, 2018 0

Which state has the oldest US Legislators? - Pick your graph axes carefully!

Have you noticed a lot of graphs popping up lately, about politicians, voters, and elections? ... Well of course - it's an election year! If you follow my blog posts, then you're probably a bit "smarter than the average bear" when it comes to scrutinizing graphs. And election graphs election

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Programming Tips

Rick WicklinOctober 22, 2018 0

Transpose blocks to reshape data

A SAS programmer asked how to rearrange elements of a matrix. The rearrangement he wanted was rather complicated: certain blocks of data needed to move relative to other blocks, but the values within each block were to remain unchanged. It turned out that the mathematical operation he needed is called

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Analytics | Data Visualization | Programming Tips

Robert AllisonOctober 17, 2018 0

DNA and your family tree ... 6-10 generations back

Any of you who are even slightly into politics, or have followed any news lately, have probably seen something about the DNA test Elizabeth Warren took to prove/disprove her Native American ancestry. The test indicates she might have had a Native American ancestor 6 to 10 generations ago. That's a

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Programming Tips

Sian RobertsOctober 15, 2018 0

New to SAS? Ready to learn more? Check out these tips and tricks from the authors of Exercises and Projects for The Little SAS Book, 5th Edition

These famous SAS Press authors share some tips and tricks for new SAS users.

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Analytics | Data Visualization | Programming Tips

Robert AllisonOctober 11, 2018 0

Timeline of US Supreme Court Justices

Here in the US, we recently had a new Supreme Court Justice appointed. This is a very important position, and judges usually serve until they retire or die. My buddy Rick gave me a heads-up that there was a table of all the past & present justices on Wikipedia, and

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Data Visualization | Programming Tips

Warren F. KuhfeldOctober 10, 2018 0

Can values on an axis first decrease and then increase?

By using a format, you can change the tick values and create values that range from 100 to 50 to 100 to display the probable outcome of a sporting event.

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Artificial Intelligence | Machine Learning | Programming Tips | Risk Management

Sian RobertsOctober 9, 2018 0

Deep learning for numerical analysis explained

Deep learning (DL) is a subset of neural networks, which have been around since the 1960’s. Computing resources and the need for a lot of data during training were the crippling factor for neural networks. But with the growing availability of computing resources such as multi-core machines, graphics processing units

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Banking | Insurance

Learn SAS | Programming Tips

Chris HemedingerOctober 9, 2018 0

How to read multiple text files in SAS

The SAS INFILE statement can read multiple text files in a single DATA step. Use file name wildcards (like * and ?) and a special FILENAME= option to keep track of which records come from which files.

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Data Visualization | Programming Tips

Robert AllisonOctober 8, 2018 0

Mapping the clans of Scotland

I attended the Scottish Highland Games this past weekend ... nearby in Scotland County, North Carolina! They put on a great event, with kilt-wearing Scotsmen throwing things, bands playing bagpipes, kids dancing, and clans sharing their family history. And to get into the mood for this event, I decided to

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Sports & Entertainment | Travel

Data Visualization | Programming Tips

Warren F. KuhfeldOctober 8, 2018 0

Getting started with SGPLOT - Part 13 - Style Attributes

The STYLEATTRS statement in PROC SGPLOT enables you to override colors, markers, line patterns, fill patterns, and axis break patterns in ODS styles, without requiring you to change the ODS style template.

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Programming Tips

Rick WicklinOctober 8, 2018 0

The intersection of multiple sets

This article compares several ways to find the elements that are common to multiple sets. I test which method is the fastest in the SAS/IML language. However, all algorithms are intrinsically fast, which raises an important question: when is it worth the time and effort to optimize an algorithm? The

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Data Visualization | Programming Tips

Warren F. KuhfeldOctober 4, 2018 0

Image backgrounds revisited

You can use SG annotation to display graphs inside of other graphs.

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Analytics | Programming Tips

Rick WicklinOctober 3, 2018 0

Fast simulation of multivariate normal data with an AR(1) correlation structure

It is sometimes necessary for researchers to simulate data with thousands of variables. It is easy to simulate thousands of uncorrelated variables, but more difficult to simulate thousands of correlated variables. For that, you can generate a correlation matrix that has special properties, such as a Toeplitz matrix or a

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