Author Archives: Joe Ottinger

Caches: an unpopular opinion, explained

Your ads will be inserted here byAdSense Now! Lite.Please go to the plugin admin page to paste your ad code.I have an unpopular opinion: caches indicate a general failure, when used for live data. This statement tends to ruffle feathers, because caches are very common, accepted as a standard salve for a very common problem; [...] Continue reading

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Running Simple GigaSpaces Apps with Groovy

In a few of my posts, I provide bits and pieces of code as samples of how you can do things with GigaSpaces. After looking at the Quartz Scheduler quickstart, I realized that I was violating my own principles of how to show things online – by not providing clear processes and full example code.
The [...] Continue reading

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Mirroring GigaSpaces XAP to NoSQL

Ah, caches[0]. Caches are easy to use, but not always easy to load; what typically happens is that you modify your reads and writes to check a cache first (using data from the cache if present, and loading the cache if not; updates store data in the cache as well as the data store, in [...] Continue reading

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GigaSpaces XAP’s WAN Gateway

In a distributed environment, if you can’t send data from one peer to another peer, you’re… not actually distributed. It’s one of the first things shown to users of distributed products, with good reason: sharing data is the whole point, right? If you can’t synchronize between peer nodes in a given cluster, you’re not really [...] Continue reading

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Some suggestions for those making presentations

Presentations are rarely any fun to give or attend, and could be – if the presenters pay attention to some details.
The first problem, in a nutshell, is focus. The second problem is focus. The third problem? Well, that’s way different: it’s focus.
If you, as a presenter, recognize that you have to focus – hard – on what [...] Continue reading

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