Removing Bits – Two Methods
For example, if you want to remove a bit or some bits from a integer (signed or unsigned), you can do this. inline int removeBit(int n, int bit) { …
Tag: C/C++
C++ Coding Exercise – Triangle – Leetcode Online Judge – O(n) Dynamic Programming Optimisation
September 30, 2014
algorithms, c / c++, code, dynamic programming, implementation, leetcode online judge, programming languages, python
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This puzzle is from Leetcode Online Judge and this may appear quite often during interviews. This puzzle asks you to find the minimal sum for a number triangle. You …
Calling C++ Shared Library from Python Code (Linux Version)
September 28, 2014
beginner, c / c++, code, code library, compiler, implementation, linux, programming languages, python, ubuntu
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*.so files under Linux are similar to *.dll on windows. They are both shared library, which contain commonly-used functions/classes. The shared library can be loaded into memory whenever needed …
Tutorial 8 – C Programming in 6502 – Sprites
September 21, 2014
6502, 8 bit, animation, c / c++, code, code library, implementation, programming languages
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The Essence of the 8-bit 6502 programming for NES (Nintendo Entertainment System) should be the Sprites. So, what is a Sprite? A Sprite is a moving object in the …
Coding Exercise – Simple [nl] Implementation on Windows Platform using C++ (GCC)
September 20, 2014
BASH Shell, beginner, c / c++, code, code library, console, I/O File, implementation, programming languages, windows, windows command shell
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On Linux BASH shell, the ‘nl’ utility is used to print out text file (or string) with line numbers. If you type in nl –help you will have a …