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Canary release strategy vs. Blue/Green

... A few words about the meaning of colors: - the old environment could be the blue, the new the green. - In the next release, the old will be the green. Wiki: > Many languages do not distinguish between what in English are descr...
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Are class names in CSS selectors case sensitive?

... relation to the selectors selecting them) case insensitive, too? In other words, in relation to each other (CSS classes and selectors) - if one is case insensitive, then that means they both are. In yet other words - if my selector is .selfcatering and selectors are case insensitive, why should it ...
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Comparing Java enum members: == or equals()?

...Guava's Objects#equal (or you can roll your own). I won't even mention the word "performance" for fear that someone rightfully slaps me with a Donald Knuth book. – laszlok Oct 7 '13 at 13:43 ...
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How does BLAS get such extreme performance?

...erformance of uBLAS. It actually is pretty simple to boost (yeah, play on words :) ) the performance of uBLAS: Experiments on uBLAS. Here a similar project with BLAZE: Experiments on BLAZE. share | ...
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PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?

... So in other words, the value of HTTP_HOST is not exactly the Host: parameter the user supplied. It;s merely based on that. – Pacerier Mar 5 '15 at 22:48 ...
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What is the meaning of “POSIX”?

...ing some common standard (may be their own proprietary) standard? In other words, POSIX in Microsoft world ==? – claws Nov 23 '09 at 1:02 1 ...
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Git Commit Messages: 50/72 Formatting

...ng for the full commit message: […] we use 72-character columns for word-wrapping, except for quoted material that has a specific line format. The exceptions refers mainly to “non-prose” text, that is, text that was not typed by a human for the commit — for example, compiler err...
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What Content-Type value should I send for my XML sitemap?

...d using Google site: searches you can confirm that it does not contain the words or phrases mime, mimetype, content-type, application/xml, or text/xml anywhere. In other words, it is entirely silent on the topic of what Content-Type should be used for serving sitemaps. In the absence of any comment...
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What is the difference between concurrency and parallelism?

... To that end, Sun's quote can be reworded as: - Concurrency: A condition that exists when, during a given period of time, two threads are making progress - Parallelism: A condition that arises when, given a particular point in time, two threads are executing s...
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getViewTypeCount and getItemViewType methods of ArrayAdapter

Can somebody in plain words explain me the usage of getViewTypeCount() and getItemViewType() methods of ArrayAdapter ? ...