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Text size and different android screen sizes

...nt to use for tablet-style devices, you might determine that the layout stops working well when the screen is less than 600dp wide. This threshold thus becomes the minimum size that you require for your tablet layout. As such, you can now specify that these layout resources should be used ...
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Hiding the scroll bar on an HTML page

... the right answer : overflow:hidden doesn't "hide" the scrollbar. It also stop scrolling feature on the page. That's not exactly what we ask for. – adriendenat Mar 13 '13 at 21:41 ...
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Approximate cost to access various caches and main memory?

...in SnB and Haswell. Nehalem--which this Xeon uses--was before the ring bus topology and had a unified cache but I don't see why the snoop filter would behave any differently in Nehalem. The optimisation manual section B.3.5.3 gives what I feel like is an incorrect description (it clearly pertains to...
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What are the differences between NP, NP-Complete and NP-Hard?

...bitrary vertex, color it red and all of its neighbours blue and continue. Stop when you run out of vertices or you are forced to make an edge have both of its endpoints be the same color. NP NP is a complexity class that represents the set of all decision problems for which the instances where t...
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WebSockets protocol vs HTTP

...cant changes to TCP is next to impossible. However, since QUIC is built on top of UDP, it suffers from no such limitations. QUIC is designed and optimised for HTTP/2 semantics. References: HTTP: Wikipedia HTTP Page W3C List of HTTP related Drafts/Protocols List of IETF HTTP/1.1 and HTTP/2.0 D...
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How do I create a simple 'Hello World' module in Magento?

...to be a shopping cart solution that other programmers can build modules on top of. It was not engineered to be easily understood by people who are smart, but aren't programmers. Third, Magento MVC is very different from the Ruby on Rails, Django, CodeIgniter, CakePHP, etc. MVC model that's popular ...
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Why should we NOT use sys.setdefaultencoding(“utf-8”) in a py script?

I have seen few py scripts which use this at the top of the script. In what cases one should use it? 4 Answers ...
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Lock-free multi-threading is for real threading experts

... Now, it is sure against intuition that a sequence of code does not flow "top-down", instead it runs as if there was no sequence at all - and may be called "devil's playground". I believe it is infeasible to give an exact answer as to what load/store re-orderings will take place. Instead, one alway...
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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7

... As @pechar said, you should never do this. Please add it to the top of your answer. See WWDC session at 36:32 => developer.apple.com/videos/play/wwdc2016/702 – cicerocamargo Sep 4 '19 at 18:49 ...
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What is the most effective way for float and double comparison?

...< EPSILON; } Edit: Christer has added a stack of great info on this topic on a recent blog post. Enjoy. share | improve this answer | follow | ...