Art in Tableau 2
This is our second belated post on producing art in Tableau. Well strictly speaking the visuals are more mathematically generated patterns with parameterised variables...
Blog
More Blogs
The Future of Data
‘The enormous multiplication of books in every branch of knowledge is one of the greatest evils of this age; since it presents one of the most serious obstacles to the acquisition of correct information by throwing in the reader’s way piles of lumber in which...
Business Questions and Data Structures
While teaching an Advanced Tableau session in Washington DC last week, we ran across a great little puzzler that highlighted to me the value of discussing data structures. Working from one of Tableau's standard data sets, the Superstore, the question was "Can we use Tableau to...
Use Tableau Table Calculations to Draw Lines
As with all things Tableau, some of the more surprising tricks happen when you’re asked a seemingly simple, yet surprising, question. In this case, it went something like this: ‘Yes, the line chart is good but can we get a ‘fake’ line in there that is...
Vertica Tips: How to Reset a Lost Password in Vertica
Have you locked yourself out of your Vertica cluster, but still have SSH or console access to the servers themselves? If you're using the default authentication method (not LDAP/Kerberos/GSS), you can temporarily use the "trust" Vertica client authentication method and reset the password. The steps...
Using Tableau URL actions to send an email
If you’ve ever wanted to be able to send an email to a colleague because the dashboard you’re viewing in Tableau is just too good to pass up, this might help you out. In the following dashboard, we’ll accomplish a few things: 1.) Use URL actions to...
Parameters as Labels
Heading to my house in Durham, North Carolina and looking forward to a long bike ride and fresh peaches at the market. Spent this last week in New York City working with a great client with some true Big Data; as part of a follow-up...
How to remove Win32/Sirefef.EZ Trojan – ESET won’t delete Win32/Sirefef.EZ
We have come to find that ESET is a very reliable and powerful antivirus tool, but like many other anti-viruses sometimes Malware and Trojans can sneak through. I recently ran into this Win32/Sirefef.EZ Trojan virus and it completely stumped me. I ran multiple scanners and...
Tableau Dataviz: Kickstarter
Kickstarter has been making waves in recent months as the premier place for crowd funding. Projects range from big to small, from purely entertainment to potentially life changing. There’s a lot to love about this dream factory. However, there’s been controversy as well. All projects are not always what they appear...
Using Tableau to wrangle data and other mysteries…
It should come as no surprise that data is not always as it seems. Well, maybe not that big of a surprise to the data analysts out there. After all, most of us are swimming in data. And it might not have had time to...
Proxying Tableau Server Content Using PHP and Trusted Tickets
It's common for Tableau Server users to want to embed content into a separate web application while maintaining tight security restrictions. If you want your web application to handle all of the authentication, it's possible to use the trusted ticket authentication system offered by Tableau...
Tableau Tip: How to Build a Combination Area Fill & Symbol Map Part 2 – Region Specific Displays
In my last post (Part 1) I showed you how to create a combination area fill & symbol map. Last week a client in Washington, DC asked me if it was possible to create these types of maps and display specific regional groupings of states. The...
