Martin Fowler
The second pattern in Juntao Qiu's series on data fetching is on how to avoid the dreaded Request Waterfall. Parallel Data Fetching queries multiple sources in parallel, so that the latency of the overall fetch is largest of the queries rather than the sum of them. more…
Juntao Qiu is a thoughtful front-end developer experienced with the React programming environment. He's contributed a couple of useful articles to this site, describing helpful patterns for front-end programming. In this article he describes patterns for how single-page applications fetch data. This first installment...
Alessio Ferri and Tom Coggrave complete their article about introducing seams into mainframe systems by looking how we can use data replication. Done well, it can provide a rapid start to a displacement effort, but we must be wary of it coupling new systems to the legacy schema more…
Mainframe processing is often organized into pipelines of batch processes consuming and creating data files. Alessio Ferri and Tom Coggrave show a couple of ways they found to introduce seams into these pipelines, so that processing could be replaced by steps in a replacement platform. more…
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