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How to view the assembly behind the code using Visual C++?

...er version of this answer (a "hack" for rextester.com) is mostly redundant now that http://gcc.godbolt.org/ provides CL 19 RC for ARM, x86, and x86-64 (targeting the Windows calling convention, unlike gcc, clang, and icc on that site). The Godbolt compiler explorer is designed for nicely formatting...
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Is volatile expensive?

...e of this and actually share the cached reference to the requesting CPU - now the request CPU has a copy of that memory in its CPU cache. (It never had to look in main memory for the reference) There is quite a bit more of protocol involved but this gives an idea of what is going on. Also to answ...
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Verify a certificate chain using openssl verify

... It does. I just re-ran the commands with a chain that I know is correct (it serves production traffic for my employer), and then again with another, unrelated root certificate. See the transcript gist. – Peter Aug 11 '16 at 9:07 ...
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Using build types in Gradle to run same app that uses ContentProvider on one device

...me at build time. One of the main advantage of this improvement is you can now have two different versions of your app installed on the same device at the same time. For instance: android { compileSdkVersion 17 buildToolsVersion "17.0.0" defaultConfig { packageName "com.cyrilmottie...
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Is a Java hashmap search really O(1)?

...hm! We can generalzie this to pcollision x k = (n / capacity)k And now we can disregard some arbitrary number of collisions and end up with vanishingly tiny likelihood of more collisions than we are accounting for. You could get the probability to an arbitrarily tiny level by choosing the c...
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Are there disadvantages to using a generic varchar(255) for all text-based fields?

...ng, this can make the temporary table very large. You may also like to know that this "padding out" behavior means that a string declared with the utf8 character set pads out to three bytes per character even for strings you store with single-byte content (e.g. ascii or latin1 characters). And l...
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How do I manage conflicts with git submodules?

... for the subby submodule, when you merge changes from master git does not know which ref - v1.0 or v1.1 - should be kept and tracked by the one.one branch of supery. If that is the case, then you need to select the ref that you want and commit that change to resolve the conflict. Which is exactly w...
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Declaration/definition of variables locations in ObjectiveC?

...that (and not declare a property) is to create a private variable, you can now do that in the implementation file as well and this is the preferred way. An @interface block in the implementation file is actually an Extension and can be used to forward declare methods (not needed anymore) and to (re...
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Why does Python code run faster in a function?

...irst I've seen of bytecode.. How does one look at it, and is important to know? – Zack Jun 30 '12 at 22:30 4 ...
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What's the point of Spring MVC's DelegatingFilterProxy?

... Do you know what a Servlet Filter is and how it works? It's a very useful piece of the Servlet Spec, allowing us to apply AOP-like concepts to servicing of HTTP requests. Many frameworks use Filter implementations for various things,...