What are the odds of winning the lottery? This seems like a simple question (and yes, there is a simple answer), but there are a few technical details to work out first... Which lottery? Let's say the Powerball Lottery. When? The number of balls used in the Powerball lottery has
PROC DOCUMENT makes your life easier by giving you the freedom from the pre-determined order in which SAS stores procedure output. You can also label, manage, and search your output so that it is at your fingertips when you need it. You can learn what a DOCUMENT does and get
Suppose you have an old jalopy that's perfectly reliable. Your jalopy gets you where you wanna go: no frills; no drama. Do you trade your old wheels in for a racecar that accelerates like crazy and corners like it's on rails? Or stick with what's old and comfortable? Your choice
This week's SAS tip is from Frederick Pratter and his book Web Development with SAS by Example, Third Edition. The many real-world examples in the book guide lend it to being frequently excerpted on this blog! Previously featured tips include: Formatting XML documents, Configuring TCP security, and SQL pass-through. The following excerpt is from SAS
I like to think that I have a graph for all occasions - Chinese New Year is no exception! ... The exact date of the Chinese New Year varies from year to year, because it's based on the lunar (moon) cycles. I thought it would be useful to create a
To optimize a Structured Query Language (SQL), the database professional must befriend this order and perhaps even embrace it. Who is your best friend? I’m talking about the order in which SQL processes your statements. Simply put, in what order does SQL do your work? (From my previous post you
This week's tip is from Gerhard Svolba and his book Data Quality for Analytics Using SAS. Gerhard is a product manager and pre-sales consultant at SAS in Austria, where he specializes in analytics and customer intelligence. Visit his author page to learn more about him and his work. The following excerpt is
For decades, researchers and programmers have used SAS to analyze, summarize, and report clinical trial data. Now Chris Holland and Jack Shostak have written the first comprehensive book on applying clinical research data and metadata to the Clinical Data Interchange Standards Consortium (CDISC) standards. What does this mean for you—the
We had some fierce wind storms all across the United States yesterday, which even spawned some tornadoes! It looks like we weathered the storm OK here in Cary (but I still need to run out to the lake and make sure my pontoon/houseboat is still there, agh!). Anyway ... as with other
Over the holidays I was having a discussion with my cat, Ms. Trixie Lou. A question that often arises during the first programming class is the following: how do I find the variables that are in common to these two or three data sets? As it turns out, Ms. Trixie
