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eCommerce Business Impact of 3rd Party Address Validation Service
Are you running an eCommerce site that relies on 3rd Party Services such as Address-Validation, Credit Card Authorization or Mapping Services? Do you know how fast, reliable and accurate these service calls (free or charged) are for your web site? The guys from Leder and Schuh shared their experience with monitoring 3rd party services and identifying the impact these services had on their end user behavior in case these services didn't work as expected.
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Top 8 Performance Problems on Top 50 Retail Sites before Black Friday
A querySelectorAll problem with IE8 masked by jQuery, slow 3rd Party jQuery Plugins, DNS Lookups taking 2.5 seconds for 3rd party domains and hardly used Browser Caching are the top problems we can find on the top retail sites. Andreas Grabner wrote a little summary on these problems including some technical explanation and how to avoid them. Overall it seems like most sites have a lot of potential to speed up their pages and with that improve user experience.
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5 Things to learn from JC Penney and other Strong Black Friday and Cyber Monday Performers
JC Penney followed by Apple and Dell - the fastest eCommerce sites on Cyber Monday and Black Friday. We did a deep dive analysis of these pages and came up with a 5 item To-do List including lessons learned from the strong but also weak performers. It's about 3rd Party Content, Content Delivery, Redirects, Java Script and Server-Side Processing.
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The reason I don’t monitor connection pool usage
Michael Kopp has been working with performance sensitive applications for a long time now. As most of them use the database he would of course monitor the connection pool and its usage. However experience showed that this is not really all that useful. Here is why and what he ended up doing instead...
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Performance of a distributed Key Value Store or why Simple is Complex
One of the key reasons why NoSQL databases can scale the way they do, is that they seamlessly shard based on an entity. The „simplest“ form of NoSQL database shows this best, the distributed Key/Value Store. They usually perform and scale very well. However if they don't, the biggest issues are rooted in their very simplicity.
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