大约有 4,400 项符合查询结果（耗时：0.0273秒） [XML]
A std::map that keep track of the order of insertion?
...ting implementation for exactly this problem. That's classy. Admittedly, C++ isn't a functional language, so the syntax is somewhat elaborate.
– xtofl
Jul 8 '09 at 17:10
4
...
Why is argc not a constant?
As Effective C++ Item#3 states "Use const whenever possible", I start thinking "why not make these 'constant' parameters const "?.
...
What is an unsigned char?
In C/C++, what an unsigned char is used for? How is it different from a regular char ?
17 Answers
...
What is the difference between a map and a dictionary?
...
Two terms for the same thing:
"Map" is used by Java, C++
"Dictionary" is used by .Net, Python
"Associative array" is used by PHP
"Map" is the correct mathematical term, but it is avoided because it has a separate meaning in functional programming.
Some languages use still ot...
How to create a trie in Python
...ovides fast advanced methods like prefix search.
Based on marisa-trie C++ library.
Here's a blog post from a company using marisa trie successfully:
https://www.repustate.com/blog/sharing-large-data-structure-across-processes-python/
At Repustate, much of our data models we use in our tex...
Using G++ to compile multiple .cpp and .h files
I've just inherited some C++ code that was written poorly with one cpp file which contained the main and a bunch of other functions. There are also .h files that contain classes and their function definitions.
...
Is there an interpreter for C? [closed]
... to suggest some specific to your needs.
A notable interpreter is "Ch: A C/C++ Interpreter for Script Computing" detailed in Dr. Dobbs:
Ch is a complete C interpreter that
supports all language features and
standard libraries of the ISO C90
Standard, but extends C with many
high-level features suc...
How do I determine the size of my array in C?
...
For Windows API programming in C or C++, there is the ARRAYSIZE makro defined in WinNT.h (which gets pulled in by other headers). So WinAPI users don't need to define their own makro.
– Lumi
Apr 23 '14 at 8:24
...
What's the difference between passing by reference vs. passing by value?
... and called function). Jon Skeet also has a nice explanation of this here.
C++ supports pass by value and pass by reference (reference parameter type used at called function). You will find an explanation of this below.
Codes
Since my language is C++, i will use that here
// passes a pointer (c...
What is a “cache-friendly” code?
...you can find detailed examples covering languages ranging from assembly to C++.
If you are into videos, I strongly recommend to have a look at Herb Sutter's talk on machine architecture (youtube) (specifically check 12:00 and onwards!).
Slides about memory optimization by Christer Ericson (director...