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Programming Tips

Strengthen your programming skills with tips and techniques from the experts

Jane EslingerAugust 8, 2019 0

Summarization in CASL

Summarizing numeric data is an important step in analyzing your data. CASL provides multiple actions that generate summary statistics. This blog provides a quick overview of three of those actions: SIMPLE.SUMMARY, AGGREGATION.AGGREGATE, and DATAPREPROCESS.RUSTATS.

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Analytics | Internet of Things | Programming Tips

Joe FurbeeJuly 26, 2019 2

SAS Event Stream Processing on SAS Cloud - my journey

In a previous post, Zero to SAS in 60 Seconds- SAS Machine Learning on SAS Cloud, I documented my experience with a SAS free trial on the SAS Cloud. Well, the engineers at SAS have been busy and created another free trial. The new trial covers SAS Event Stream Processing

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Programming Tips

Ron CodyJuly 24, 2019 10

A DATA step compiler trick to get the record count

Years ago I saw a line of SAS code that was really puzzling. It was a statement that started with: if 0 then … ; What? This was a statement that would always be evaluated as false. Why would anyone write such a statement? Recently, I was discussing with a

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Learn SAS | Programming Tips

Kathryn McLawhornJuly 19, 2019 1

How the RANK procedure calculates ranks with groups and ties

The RANK procedure (PROC RANK) is useful for ranking numeric variables in a data set across observations. You often see PROC RANK used to rank data into quartiles, deciles, or percentiles. This action requires that you use the GROUPS= option in the PROC RANK statement. This blog answers three questions

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Learn SAS | Programming Tips

Leonid BatkhanJuly 17, 2019 12

Passing comma-delimited values into SAS macros and macro functions

Have you ever tried to pass comma-delimited values to SAS macro or to a SAS macro function? How can SAS distinguish commas separating parameters or arguments from commas separating parts of the values? Passing comma-delimited value as an argument to a SAS macro function Let’s say you want to extract

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Learn SAS | Programming Tips

Derek MorganJuly 10, 2019 0

SAS Press Author Derek Morgan on Timetables and Model Trains

I was sitting in a model railroad club meeting when one of our more enthusiastic young members said, "Wouldn't it be cool if we could make a computer simulation, with trains going between stations and all. We could have cars and engines assigned to each train and timetables and…" So,

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Learn SAS | Programming Tips

Missy HannahJuly 2, 2019 1

Summer reading – Book recommendations from SAS Press authors

One of my favorite parts of summer is a relaxing weekend by the pool. Summer is the time I get to finally catch up on my reading list, which has been building over the year. So, if expanding your knowledge is a goal of yours this summer, SAS Press has

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Programming Tips

Chris HollandJune 27, 2019 1

Working with ever-changing CDISC standards

When Jack Shostak and I first started thinking about writing a SAS book on implementing CDISC (Clinical Data Interchange Standards Consortium) standards, we held one truth to be self-evident: that at least some parts of the book would be outdated before it was even published. Thanks to some lucky timing

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Life Sciences

Learn SAS | Programming Tips

Leonid BatkhanJune 26, 2019 13

Finding n-th instance of a substring within a string

"There's a way to do it better - find it." - Thomas A. Edison When it comes to SAS coding, this quote by Thomas A. Edison is my best advisor. Time permitting, I love finding better ways of implementing SAS code. But what code feature means “better” – brevity, clarity

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Programming Tips

Deva KumarJune 25, 2019 0

"CAS Stored Process" with my Favorite Action Hero runCasl

In his article How to use CASL to develop and work with user-defined CAS actions, Brian Kinnebrew defines CASL as "a language specification used by the SAS client to interact with and provide easy access to Cloud Analytic Services (CAS). CASL is a statement-based scripting language with many uses and

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