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Hidden features of C
...with any Microsoft product. (2) This thread never had anything to do with C++ at all. (3) There is no such thing as C++ 97.
– Ben Collins
Mar 1 '09 at 21:20
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What does dot (.) mean in a struct initializer?
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Does the dot initialization work in C++ too? (I need to test it)
– Gabriel Staples
Apr 12 '19 at 17:22
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const char* concatenation
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The C way:
char buf[100];
strcpy(buf, one);
strcat(buf, two);
The C++ way:
std::string buf(one);
buf.append(two);
The compile-time way:
#define one "hello "
#define two "world"
#define concat(first, second) first second
const char* buf = concat(one, two);
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How to get the client IP address in PHP [duplicate]
...E_ADDR'], as this cannot be set by the user.
From: http://roshanbh.com.np/2007/12/getting-real-ip-address-in-php.html
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abort, terminate or exit?
...and on_exit functions.
std::terminate is what is automatically called in a C++ program when there is an unhandled exception. This is essentially the C++ equivalent to abort, assuming that you are reporting all your exceptional errors by means of throwing exceptions. This calls a handler that is set ...
Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
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Here's some working C++ code which solves the problem.
Proof that the memory constraints are satisfied:
Editor: There is no proof of the maximum memory requirements offered by the author either in this post or in his blogs. Since the number of...
How can I produce an effect similar to the iOS 7 blur view?
...ode based on the view you will be presenting.
CGSize size = CGSizeMake(200,200);
UIGraphicsBeginImageContext(size);
[view drawViewHierarchyInRect:(CGRect){CGPointZero, w, h} afterScreenUpdates:YES]; // view is the view you are grabbing the screen shot of. The view that is to be blurred....
C compiler for Windows? [closed]
...compiler but would like a Windows solution. Any ideas? I've looked at Dev-C++ from Bloodshed but looking for more options.
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Thou shalt not inherit from std::vector
...some state).
The problem is that MyVector is a new entity. It means a new C++ developer should know what the hell it is before using it. What's the difference between std::vector and MyVector? Which one is better to use here and there? What if I need to move std::vector to MyVector? May I just use ...
How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
...max row for a given home i.e. for home = 10 you may get : 3 | 10 | 04/03/2009 | john | 300 In other words it doesn't guarantees that all column of a row in resultset will belong to max(datetime) for given home.
– sactiw
Nov 26 '15 at 12:07
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