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C/C++ include header file order
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I don't think there's a recommended order, as long as it compiles! What's annoying is when some headers require other headers to be included first... That's a problem with the headers themselves, not with the order of includes.
My personal preference is...
How do popular apps authenticate user requests from their mobile app to their server?
...e confusion that I have is regarding how to sign-up/login the user first time and authenticate it every time they make a request to the API.
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Node.js and CPU intensive requests
... Node.js HTTP server and really like to write server side Javascript but something is keeping me from starting to use Node.js for my web application.
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What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
32 Answers
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What does “abstract over” mean?
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In algebra, as in everyday concept formation, abstractions are formed by grouping things by some essential characteristics and omitting their specific other characteristics. The abstraction is unified under a single symbol or word denoting the similarities. We say that we abstract over the ...
What is The Rule of Three?
...tion
C++ treats variables of user-defined types with value semantics.
This means that objects are implicitly copied in various contexts,
and we should understand what "copying an object" actually means.
Let us consider a simple example:
class person
{
std::string name;
int age;
public:
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Call Go functions from C
...ect written in Go to interface with a C program (say, a kernel module or something).
4 Answers
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What does the thread_local mean in C++11?
...) and dynamic (exists on the heap between allocation and deallocation).
Something that is thread-local is brought into existence at thread creation and disposed of when the thread stops.
Some examples follow.
Think of a random number generator where the seed must be maintained on a per-thread bas...
javascript: recursive anonymous function?
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You can give the function a name, even when you're creating the function as a value and not a "function declaration" statement. In other words:
(function foo() { foo(); })();
is a stack-blowing recursive function. Now, that said, you probably don't ma...
What's the difference between dependencies, devDependencies and peerDependencies in npm package.json
This documentation answers my question very poorly. I didn't understand those explanations. Can someone say in simpler words? Maybe with examples if it's hard to choose simple words?
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