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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
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@BeeOnRope because of cache prefetch and word size, there is still an advantage to running a program linearly. The next memory location will already be fetched and in cache, the branch target maybe or maybe not. With a 64 bit CPU you grab at least 64 bits at a tim...
What is the default location for MSBuild logs?
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"And you ain't gonna like it!" That tells everything in 6 words, thanks
– F.I.V
Aug 25 '19 at 5:35
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Should operator
...o be a friend, as it uses only public functions.
– deworde
Mar 10 '17 at 13:49
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Deep null checking, is there a better way?
...t my mistake: I should refer to other answers using a hyperlink, not using words like "see above" / "see below" (since answers don't appear in a fixed order). I've updated my answer.
– stakx - no longer contributing
Ju
How to optimize for-comprehensions and loops in Scala?
...fference is too big. Can we expect more performance improvements? In other words, Martin, is there anything, in theory, left for possible optimizations?
– sasha.sochka
Apr 23 '14 at 18:38
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What are the differences between type() and isinstance()?
... # returns False, and this probably won't be what you want.
In other words, isinstance is true for subclasses, too.
Also see: How to compare type of an object in Python?
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When is a C++ destructor called?
...ope (not regarding to when an object leaves a given {block}). So, in other words, when is a destructor called on an object in a linked list?
That's up to the implementation of the linked list. Typical collections destroy all their contained objects when they are destroyed.
So, a linked list of po...
Why does C++11 not support designated initializer lists as C99? [closed]
... person of age 18 (years?) but with height and weight of zero.
In other words, designated initializers support a programming style where internals are exposed, and the client is given flexibility to decide how they want to use the type.
C++ is more interested in putting the flexibility on the s...
CSS Selector “(A or B) and C”?
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One word on experimental ones is that you don't want to start relying on them unless it officially implemented. While it could seem like a great solution - the possibility of it disappearing what personally prevents me from imple...
throw new std::exception vs throw std::exception
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As usual the FAQ is badly worded. You can catch by value or reference. A pointer just happens to be a value (that you catch by value or reference). Remember the type A is distinct from the type A* so if I do throw A() I can NOT catch with catch(A* e) ...