How to handle time (mm:ss.ss) values in SAS

June 19, 2015
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One of my earlier blogs on handling percent (%) values in SAS was very popular (it's been viewed over 34,000 times!), so I thought I'd write a similar blog on handling time (mm:ss.ss) values in SAS ... This past weekend I was in a dragonboat race (that's me in the

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Two alternative ways to query large dataset in SAS

June 19, 2015
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I really appreciate those wonderful comments on my SAS posts by the readers (123). They gave me a lot of inspirations. Due to SAS or SQL’s inherent limitation, recently I feel difficult in deal with some extremely large SAS datasets (it means that I exhausted all possible traditional ways). Here I...
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SAS Enterprise Guide: Suppress Output Data tab when programming

June 17, 2015
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Have you ever waited a bit for SAS Enterprise Guide to display the Output Data tab when submitting a SAS program that generates multiple output tables?  Or, perhaps your program only generates one big output table but it takes a little while for it to surface on the Output Data

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SAS Increasingly Embracing Virtuality & Cloud (and Hadoop) #SASGF15

June 17, 2015
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SAS Increasingly Embracing Virtuality & Cloud (and Hadoop) #SASGF15

Last week's UK SAS Forum encouraged me to dig-out my notes from this year's SAS Global Forum and type them up into some blog posts.One of the notable trends at this year's SAS Global Forum was cloud and virtuality, both providing SAS sites with increas...
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Everything you wanted to know about writing SAS/IML modules

June 17, 2015
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One of the fundamental principles of computer programming is to break a task into smaller subtasks and to modularize the program by encapsulating each subtask into its own function. I have written many blog posts over the years about how to define and use functions in the SAS/IML language. I

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Testing Recommended Practices with SAS Metadata Security

June 16, 2015
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If you use our Metacoda Security Testing Framework to continuously and automatically validate your SAS® platform metadata security implementations, then you’ll be interested in some new ‘recommended practice’ tests that are coming in the next release of Metacoda Plug-ins (version 5.0). Are you are a fan of the Danish Golden Rules for SAS metadata...
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Do city buses in the US make a profit?

June 15, 2015
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What cities have the most and least profitable public transportation services in the US? Perhaps you can find out in this graphical visualization of the data! The US data I'm analyzing here covers things like buses, vans, and rail ... but it might be even more interesting to analyze data from

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Using Data Science for the Greater Good #SASGF15

June 15, 2015
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Using Data Science for the Greater Good #SASGF15

One of the keynote sessions at this year's SAS Global Forum (SGF) was by Jake Porway on the subject of using data for social good. Jake is CEO of DataKind - a charitable organisation established in 2011 to harness the power of data science for the bene...
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Execute SAS/IML statements that are in a file at run time

June 15, 2015
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Execute SAS/IML statements that are in a file at run time

A feature of SAS/IML 13.2 (shipped with SAS 9.4m2, Aug 2014) is the ability to execute SAS/IML statements that are in a file. The feature is implemented by the new EXECUTEFILE subroutine. This feature is similar to the CALL EXECUTE statement. The difference is that the EXECUTEFILE subroutine reads, parses,

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