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Should we pass a shared_ptr by reference or by value?
When a function takes a shared_ptr (from boost or C++11 STL), are you passing it:
10 Answers
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Why is `std::move` named `std::move`?
The C++11 std::move(x) function doesn't really move anything at all. It is just a cast to r-value. Why was this done? Isn't this misleading?
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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
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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 "?.
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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
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What is the difference between a map and a dictionary?
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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.
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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...
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...