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Because five whys kept turning up a few key metrics that were hard to set static thresholds for, we even had a dynamic prediction algorithm that would make forecasts based on past data, and fire alerts if the metric ever went out of its normal bounds. Case Study: Continuousdeployment makes releases n.
But if you want to practice rapid deployment, you need to be able to deploy that build in one step as well. If you want to do continuousdeployment, youd better be able to certify that build too, which brings us to. For more on continuousdeployment, see Just-in-time Scalability. Do you have a bug database?
Massive proprietary databases? Startup Visa update ► February (5) Kiwi lean startup + Australia next Why diversity matters (the meritocracy business) Beware of Vanity Metrics (for Harvard Business Rev. Case Study: Continuousdeployment makes releases n. I dont think so.
Data storage is becoming a specialized function, delegated most often to relational databases. If you are storing all of your data in a relational database, and the load on that database exceeds its capacity, there is no automatic solution that allows you to simply add more hardware and scale up.
This is another sub-optimization caused by incentivizing the wrong metric. They maintain a huge database of passive candidates, by offering to pay them when they interview. Particularly the ContinuousDeployment and Split testing posts. Case Study: Continuousdeployment makes releases n.
For this product, I later realized that I was the software architect, the frontend engineer, the backend engineer, the database administrator, the systems administrator, the QA engineer, and lastly I was the only technical support guy. Case Study: Continuousdeployment makes releases n.
Observe At the end of each day, wed laboriously enter data, updating the campaigns voter database with information about every voter contact we accomplished that day. That voter database was accessible to staff at every level of the campaign. Case Study: Continuousdeployment makes releases n.
Because it has an RSS feed, one could also use "Unresolved Hoptoad Errors" as a metric influencing the continuousdeployment system. This isnt Rails-specific, but we use SimpleDB for dumping a lot of important metrics data, like performance measurements, which we then turn into metrics.
Zappos could have gone off and built distribution centers, a large database of footwear, and inventory systems for shipping shoes. Use a continuous delivery model to release new features quickly with the least amount of friction. Contrast this to Zappos. Lean startup engineering. Can it work for an enterprise software company?
Just dump the results in a database as you get them, and let your reports calculate scores in real-time. Our response time to the crisis was much too slow, and as part of the post-mortem analysis of why , I took a look at the various metrics that all took a precipitous turn for the worse during that summer.
Then, the company spends no more than a few hundred dollars marketing the product through search engines and to the contacts in its sales database and LinkedIn. Then, the company spends no more than a few hundred dollars marketing the product through search engines and to the contacts in its sales database and LinkedIn.
LIKED: Y startups fail, cont deployment vs waterfall vs agile, small batches & learn fr biz metrics #leanstartup As concise a summary as Ive ever seen. You mentioned as many as 50 deployments a day to production after successful local continuous integration. Case Study: Continuousdeployment makes releases n.
*All* of the factors involved in delivering software are affected by starting with baseline requirements that are constrained to what the system should do and the process artifacts desired (say 5 forms reading and writing a database store). Case Study: Continuousdeployment makes releases n.
For tips on how to integrate it into your database and application layers, you can see the tail-end of my JIT Scalability talk. Startup Visa update ► February (5) Kiwi lean startup + Australia next Why diversity matters (the meritocracy business) Beware of Vanity Metrics (for Harvard Business Rev. Pay less for storage.
PHP has always scored well on this count, with lots of support for database drivers, URL parsing, HTTP fetching, regular expressions - you name it. Those implement useful design patterns such as MVC, database gateway and other abstractions which make maintainability much easier. Honestly, the PEAR database is nothing compared to CPAN.
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