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What is a sealed trait?
...ed tree, for instance. You can write this:
sealed abstract class Tree[T : Ordering]
but you cannot do this:
sealed trait Tree[T : Ordering]
since context bounds (and view bounds) are implemented with implicit parameters. Given that traits can't receive parameters, you can't do that.
Personall...
What are the best PHP input sanitizing functions?
...tions to make your data a bit safer. That's fine. Your mistake is in the order of operations, and how and where to use these functions.
It's important to understand the difference between sanitizing and validating user data, escaping data for storage, and escaping data for presentation.
Sanitizing...
How to compare arrays in C#? [duplicate]
...t.
If you want to check if the arrays contains the same items in the same order, you can use the SequenceEquals extension method:
childe1.SequenceEqual(grandFatherNode)
Edit:
To use SequenceEquals with multidimensional arrays, you can use an extension to enumerate them. Here is an extension to ...
Logging best practices [closed]
...You need at least to set the ActivityId once for each logical operation in order to correlate.
Start/Stop and the LogicalOperationStack can then be used for simple stack-based context. For more complex contexts (e.g. asynchronous operations), using TraceTransfer to the new ActivityId (before changi...
reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
...nce without using Interlocked.Exchange then the compiler might mess up the order of those operations, thus making accessing the second reference not thread-safe. Is that really so? Does it make sense to use Interlocked.Exchange is that kind of scenarios?
– Mike
...
What's the right OAuth 2.0 flow for a mobile app
...ect URLs.
Support loopback IP redirect URLs with arbitrary port numbers in order to support desktop apps.
Don’t assume native apps can keep a secret. Require all apps to declare whether they are public or confidential, and only issue client secrets to confidential apps.
Support the PKCE extension,...
Calling C++ class methods via a function pointer
...ference for (think virtual functions). You also need to know the object in order to provide the this implicit parameter, of course.
Having said that you need them, now I'll say that you really need to avoid them. Seriously, member pointers are a pain. It is much more sane to look at object-oriented...
Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...data several seconds faster. That is a
massive real-world difference. In order to make the tests fair, the
times for AsyncTasks/Volley included the JSON parsing as Retrofit does
it for you automatically.
RetroFit Wins in benchmark test!
In the end, we decided to go with Retrofit for ...
OAuth 2.0: Benefits and use cases — why?
...).
This signature requires both the client and the server to agree on the order of the arguments (so they're signing exactly the same string), and one of the main complaints about OAuth 1 is that it requires both the server and clients to sort and sign identically. This is fiddly code and either it...
Chrome Extension how to send data from content script to popup.html
...ution (although not very close to optimal):
In manifest.json: Change the order of the content scripts, putting jquery first. According to the relevant docs:
"js" [...] The list of JavaScript files to be injected into matching pages. These are injected in the order they appear in this array.
...