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Difference between Mock / Stub / Spy in Spock test framework

... take this into account. Based on Spock docs (examples customized, my own wording added): Stub: Used to make collaborators respond to method calls in a certain way. When stubbing a method, you don’t care if and how many times the method is going to be called; you just want it to return some valu...
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Why Does OAuth v2 Have Both Access and Refresh Tokens?

...token has its best balance between harassing user of frequent username/password input and keeping the authority in hand to revoke access to potential abuse of your service. Think of a scenario like this. You issue user of an access token of 3600 seconds and refresh token much longer as one day. T...
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Difference between Covariance & Contra-variance

...cally typed languages LSP consistency is typically not a problem, in other words you could completely get rid of co- and contravariant "markup" on .Net interfaces and delegates, if you only used the type dynamic in your types. - But this is not the best solution in C# (you shouldn't use dynamic in p...
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What is private bytes, virtual bytes, working set?

...rivate memory in the event that it is swapped out. Note: I'm avoiding the word "reserved" because of possible confusion with virtual memory in the reserved state which is not committed. From "Performance Planning" on MSDN: 3.3 Private Bytes 3.3.1 Description Private memory, is defined ...
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What are some compelling use cases for dependent method types?

... @nafg Thanks for pointing that out. I've added the word concrete to make it clear I wasn't referring to the refinement case for type members. As far as I can see, this is still a valid use-case for dependent method types in spite of your point (which I was aware of) that they...
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Are PDO prepared statements sufficient to prevent SQL injection?

...h in gbk is a two character sequence: 0xbf5c followed by 0x27. Or in other words, a valid character followed by an unescaped '. But we're not using addslashes(). So on to the next step... $stmt->execute() The important thing to realize here is that PDO by default does NOT do true prepared statem...
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Why not use always android:configChanges=“keyboardHidden|orientation”?

...change. If you can't handle that - the user will not be happy... In other words, using android:configChanges="keyboardHidden|orientation" is not a solution for your "worries." The right way is to code your activities so that they are happy with any restart Android throws at them. This is a good pra...
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Is Haxe worth learning? [closed]

...gives you the options to target them. It's called the Haxe magic. In other words: you could to everything you could do in the native language of the platform + all the nice thing Haxe offers you. What are the pitfalls or gotchas? Documentation, sometimes installation are not 100% perfect. Th...
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std::function vs template

... a design situation that gives you a choice, use templates. I stressed the word design because I think what you need to focus on is the distinction between the use cases of std::function and templates, which are pretty different. In general, the choice of templates is just an instance of a wider p...
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Difference between initLoader and restartLoader in LoaderManager

...-shot is not set. unset the one-shot in either case. (in other words, set some flag so that initLoader is always run once & that restartLoader is run on the 2nd & subsequent passes through onResume) Also, remember to assign different ids for each of your loaders within an Activi...