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What's the difference between returning void and returning a Task?
...t be farmed out to another process on the local machine, to another thread etc. TPL tasks are typically farmed out to worker threads from a thread pool in the the current process, but that implementation detail is not fundamental to the Task<T> type; rather a Task<T> can represent any hi...
How can I get a view's current width and height when using autolayout constraints?
...very complicated system of multiple constraints, with multiple priorities, etc., so that no single constraint is the "cause" of the final value.
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Throw HttpResponseException or return Request.CreateErrorResponse?
...sponse<string>(
HttpStatusCode.InternalServerError, GetContentOf(exception)
);
response.ReasonPhrase = exception.Message.Replace(Environment.NewLine, String.Empty);
return response;
};
#endregion
#region GetContent...
How can I repeat a character in Bash?
...l of the arguments, this simply prints "=" 100 times.
Using head (printf, etc) and tr:
head -c 100 < /dev/zero | tr '\0' '='
printf %100s | tr " " "="
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How to correctly close a feature branch in Mercurial?
...hat this method is not supported by most GUI tools (TortoiseHG, SourceTree etc.).
– tav
Mar 8 '15 at 13:00
...
Why is lock(this) {…} bad?
...WCF objects, HttpContext.Current, Thread.Current, Singletons (in general), etc. The easiest way to avoid all of this? private [static] object myLock = new object();
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What really is a deque in STL?
...push_Front happens you just push at the end i.e. at position 999, then 998 etc. until the two ends meet. Then you reallocate (with exponential growth to guarantee amortizet constant times) just like you would do with a ordinary vector. So effectively you just need one additional pointer to first el....
Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...s of at least the built–in ECMAScript objects (Object, Function, Number, etc.) and probably some native objects (e.g. functions). It may also have some host objects (such as DOM objects in a browser, or other objects in other host environments).
While built–in and native objects must implement...
How is Math.Pow() implemented in .NET Framework?
...ent("Exp", COMDouble::Exp)
FCFuncElement("Pow", COMDouble::Pow)
// etc..
FCFuncEnd()
Searching for "COMDouble" takes you to clr/src/classlibnative/float/comfloat.cpp. I'll spare you the code, just have a look for yourself. It basically checks for corner cases, then calls the CRT's version o...
How to decide when to use Node.js?
...votes. There's no simple way to read one record at a time from a CSV file. Etc.
I love NodeJS, it is fast and wild and fun, but I am concerned it has little interest in provable-correctness. Let's hope we can eventually merge the best of both worlds. I am eager to see what will replace Node in t...