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When and how should I use a ThreadLocal variable?
...framework when you use thread injection instead of classic DI (eg., Spring etc.,)
– Volksman
Apr 27 '13 at 2:25
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How to check if an object is a list or tuple (but not string)?
...) and not isinstance(obj, str):
print("obj is a sequence (list, tuple, etc) but not a string")
Changed in version 3.3: Moved Collections Abstract Base Classes to the collections.abc module. For backwards compatibility, they will continue to be visible in this module as well until version 3....
What is an idiomatic way of representing enums in Go?
...a type to an enum, so it can be type-checked when used as argument, field, etc.
– mna
Jan 20 '13 at 16:46
19
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Why do we need virtual functions in C++?
...unction just for this example):
// This can go at the top of the main.cpp file
void func(Animal *xyz) { xyz->eat(); }
Now our main function is:
Animal *animal = new Animal;
Cat *cat = new Cat;
func(animal); // Outputs: "I'm eating generic food."
func(cat); // Outputs: "I'm eating generic ...
What is monkey patching?
...ure that your code is context-insensitive, read "Goto considered harmful", etc...
– aoeu256
Sep 9 '19 at 16:35
So, it ...
Using WebAPI or MVC to return JSON in ASP.NET
...the problem many devs will experience here is the idea that static HTML+JS files aren't what make an SPA an SPA. sometimes content needs to be dynamic, and specific to the user, but all frameworks tend to detract from this fact. "SPA" and "MVC" are not mutually exclusive.
– Sha...
jQuery Mobile: document ready vs. page events
...uestion. No matter if you are using 1 html multiple pages or multiple HTML files paradigm it is advised to separate all of your custom JavaScript page handling into a single separate JavaScript file. This will note make your code any better but you will have much better code overview, especially whi...
MySQL SELECT WHERE datetime matches day (and not necessarily time)
...TERVAL 1 DAY. It avoids 0 time and works for DATE, DATETIME, DATETIME(6), etc. And deals with leap-day, etc.
– Rick James
Aug 28 '16 at 19:21
2
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How to have stored properties in Swift, the same way I had on Objective-C?
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Ok what to do if I want to store Int, Bool and etc?
– Vyachaslav Gerchicov
Jun 30 '17 at 13:43
1
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What is the use of the ArraySegment class?
...in the .NET BeginRead() methods, String.SubString(), Encoding.GetString(), etc, etc.
It does not get much use inside the .NET Framework, except for what seems like one particular Microsoft programmer that worked on web sockets and WCF liking it. Which is probably the proper guidance, if you like...