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Warning: The method assertEquals from the type Assert is deprecated

... 3 Answers 3 Active ...
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Pycharm: run only part of my Python file

... 3 Is there a way to do this without having to select the code section everytime ? For example in Spyder, we can write "#%%" at the beginning a...
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Swift: Determine iOS Screen size [duplicate]

... In Swift 3.0 let screenSize = UIScreen.main.bounds let screenWidth = screenSize.width let screenHeight = screenSize.height In older swift: Do something like this: let screenSize: CGRect = UIScreen.mainScreen().bounds then you ca...
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What do {curly braces} around javascript variable name mean [duplicate]

... 238 This is what's known as a destructuring assignment, and it's a new feature of JavaScript 1.7 (a...
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Updates were rejected because the tip of your current branch is behind hint: its remote counterpart.

... | edited Nov 1 '17 at 14:31 Ninjakannon 3,12855 gold badges4141 silver badges6161 bronze badges answere...
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如何判断GIF是否是动图 - C/C++ - 清泛网 - 专注C/C++及内核技术

...图像会发现JFIF的标识,若为动图,则会出现GIF。charstrGIF[3];memcpy( strGIF, pbyImag...用记事本(或其他文本工具)打开图像文件,若是单图像会发现JFIF的标识,若为动图,则会出现GIF。 char strGIF[3]; memcpy( strGIF, pbyImageBuffer, 3 ); ...
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C语言面试那些事儿──一道指针与数组问题 - C/C++ - 清泛网 - 专注C/C++及内核技术

...先看如下代码:int main(int argc, char** argv){ int a[5] = {1,2,3,4,5}; int* ptr = (int*)(&a + 1); ...首先看如下代码: int main(int argc, char** argv) { int a[5] = {1,2,3,4,5}; int* ptr = (int*)(&a + 1); printf("%d,%d\n", *(a+1), *(ptr-1)); return 0; } ...
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字符串指针变量与字符数组的区别 - C/C++ - 清泛网 - 专注C/C++及内核技术

...后将存放字符串的内存起始地址送到指针变量pc中。 (3)赋值方式   字符数组只能对其元素逐个赋值,而不能将字符串赋给字符数组名。对于字符指针变量,字符串地址可直接赋给字符指针变量。例如:   str="I love China!...
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error C2758: “ConstInit::cival”: 必须在构造函数基/成员初始值设定项列...

...量,可以再定义体中进行初始化 static const int period = 30; public: static const unsigned int ARRAY[3];//静态常量数组 }; const unsigned int ConstInit::ARRAY[3] = {1,3,5}; int main(int argc, char *argv[]) { ConstInit ci; cout<<ConstInit::ARRAY[1]; } error...
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c/c++ volatile和mutable关键字 - C/C++ - 清泛网 - 专注C/C++及内核技术

...服务子程序中会访问到的非自动变量(Non-automatic variables) 3) 多线程应用中被几个任务共享的变量 问题: 1)一个参数既可以是const还可以是volatile吗?解释为什么。 2); 一个指针可以是volatile 吗?解释为什么。 3); 下面的函数有...