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Abstract Class vs Interface in C++ [duplicate]
...ve body" - there is no can, pure virtual by definition have no body in the base class and they must have a body in the derived class. Also, you do not require the virtual keyword for multiple inheritance in C++. In fact, good design that uses multiple inheritance avoids the virtual keyword (well, th...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...堆栈指针，与SS配合使用，可指向目前的堆栈位置。BP（Base Pointer）：基址指针寄存器，可用作SS的一个相对基址位置；SI（Source Index）：源变址寄存器可用来存放相对于DS段之源变址指针；DI（Destination Index）：目的变址寄存器，...
Compiling with cython and mingw produces gcc: error: unrecognized command line option '-mno-cygwin'
I'm trying to compile a python extension with cython in win 7 64-bit using mingw (64-bit).
I'm working with Python 2.6 (Active Python 2.6.6) and with the adequate distutils.cfg file (setting mingw as the compiler)
...
How to install latest version of git on CentOS 7.x/6.x
... This answer must be applied. Already applied answer with --disablerepo=base,updates doesn't work for me.
– Kirby
Aug 12 '16 at 10:48
1
...
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
..._WIN32__) || defined(__NT__)
//define something for Windows (32-bit and 64-bit, this part is common)
#ifdef _WIN64
//define something for Windows (64-bit only)
#else
//define something for Windows (32-bit only)
#endif
#elif __APPLE__
#include <TargetConditionals.h>
...
How to check if running in Cygwin, Mac or Linux?
...
If I run a script under cygwin by executing "\cygwin64\bin\bash -c scriptname", this doesn't necessarily work. In this situation, the cygwin path doesn't get set up and uname -s ends up calling whatever uname is first in your current path, which on my system turns out to be t...
Unexpected results when working with very big integers on interpreted languages
... supports arbitrary precision. It will produce the correct answer on 32 or 64 bit platforms.
This can be seen by raising 2 to a power far greater than the bit width of the platform:
>>> 2**99
633825300114114700748351602688L
You can demonstrate (with Python) that the erroneous values yo...
How does this print “hello world”?
...
The number 4946144450195624 fits 64 bits, its binary representation is:
10001100100100111110111111110111101100011000010101000
The program decodes a character for every 5-bits group, from right to left
00100|01100|10010|01111|10111|11111|01111|01100|011...
Convert RGB to RGBA over white
...
FYI, posted final solution based on your answer in question
– Mark Kahn
Jul 12 '11 at 23:58
2
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ArrayList vs List in C#
...ou can store an only value of Type T (string or int or employee or object) based on the declaration. (Note or)
Boxing and Unboxing will not happen.
Type safe.
It is newer.
Example:
ArrayList arrayList = new ArrayList();
List<int> list = new List<int>();
arrayList.Add(1);
arrayList.Ad...