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How do I get Windows to go as fast as Linux for compiling C++?
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If you allocate a piece of a memory as a ramdisk, it's not available to the kernel for caching or use for anything else. In effect, you're wringing its hand and forcing it to use less memory for its own algorithms. My knowledge is e...
Get size of all tables in database
... i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
LEFT OUTER JOIN
sys.schemas s ON t.schema_id = s.schema_id
WHERE
t.NAME NOT LIKE 'dt%'
AND t.is_ms_shipped = 0
AND i.OBJECT_ID > 255
GROUP BY
t...
Client-server synchronization pattern / algorithm?
...gt; Data Syncing in Core Data Based iOS apps (http://blog.denivip.ru/index.php/2014/04/data-syncing-in-core-data-based-ios-apps/?lang=en)
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Is recursion ever faster than looping?
...airly expensive compared to iteration (in general) because it requires the allocation of a new stack frame. In some C compilers, one can use a compiler flag to eliminate this overhead, which transforms certain types of recursion (actually, certain types of tail calls) into jumps instead of function...
What is a C++ delegate?
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std::function doesn't always dynamically allocate
– Lightness Races in Orbit
Jul 13 '19 at 14:56
3
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How can I troubleshoot my Perl CGI script?
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@derobert: actually, __DATA__ is the token used to start the data section, not __END__ (I think that was my confusion).
– Ether
Sep 9 '10 at 19:17
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Can't use Swift classes inside Objective-C
...}
}
Objective-C code (calling code)
SwiftClass *obj = [[SwiftClass alloc] initWithStringValue: @"Hello World!"];
[obj printValue];
NSString * str = obj.stringValue;
obj.stringValue = @"HeLLo wOrLd!!!";
Result
4. Call Objective-c class from Swift code
Objective-C class (ObjcClass.h)
#impo...
Conveniently Declaring Compile-Time Strings in C++
... nothing is appended sizeof(str) > i (instead of appending the extra 0, tokens)? It's easy to define a trim metafunction that will do this after the macro has already been called, but it would be nice if the macro itself could be modified.
– void-pointer
Apr...
How to avoid overflow in expr. A * B - C * D
... Both long long and double are 64 bits. Since double has to allocate some bits for the exponent, it has a smaller range of possible values without loss of precision.
– Jim Garrison
Nov 5 '12 at 19:03
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Is there a way to follow redirects with command line cURL?
I know that in a php script:
3 Answers
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