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How do I create an array of strings in C?
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I needed string arrays for an Arduino project. At the end I used the a2 style. I initially tried the a1 style defining my string array as char a1[][2] = { "F3", "G3" ...etc. } as it was intended to store 2-character long strings. This gave unexpected outp...
Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
... other applications (Office SDK), or writing code to make a device like an Arduino or a mobile phone do what you want). An SDK will still usually have a single focus.
A toolkit is like an SDK - it's a group of tools (and often code libraries) that you can use to make it easier to access a device or...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...s that neither is long enough for a pointer.
avr-gcc 4.3.2 / ATmega168 (Arduino Diecimila)
The failed assumptions are:
..14 i++ is structly left to right
..16 malloc()=NULL means out of memory
..19-2 short<int
..21 Evaluation is left to right
..22 floating point is always IEEE
The Atmega16...
Linux编程中各种头文件 - C/C++ - 清泛网 - 专注C/C++及内核技术
Linux编程中各种头文件2.stdlib.h stdlib 头文件里包含了C、C++语言的最常用的系统函数stdlib.h里面定义了五种类型、一些宏和通用工具函数。类型例如size_t、wc...1.stdlib.h
stdlib 头文件里包含了C、C++语言的最常用的系统函数
stdlib.h...
How do I use extern to share variables between source files?
I know that global variables in C sometimes have the extern keyword. What is an extern variable? What is the declaration like? What is its scope?
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Header files for x86 SIMD intrinsics
Which header files provide the intrinsics for the different x86 SIMD instruction set extensions (MMX, SSE, AVX, ...)? It seems impossible to find such a list online. Correct me if I'm wrong.
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Operator precedence with Javascript Ternary operator
I cant seem to wrap my head around the first part of this code ( += ) in combination with the ternary operator.
7 Answers
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C++ Redefinition Header Files (winsock2.h)
How do I prevent from including header files twice? The problem is I'm including the in MyClass.h and then I'm including MyClass.h in many files, so it includes multiple times and redefinition error occurs. How to prevent?
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HSL to RGB color conversion
I am looking for a JavaScript / PHP algorithm to convert between HSL color to RGB.
19 Answers
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Fatal error: “No Target Architecture” in Visual Studio
When I try to compile my c++ project using Visual Studio 2010 in either Win32 or x64 mode I get the following error:
11 Ans...