大约有 1,100 项符合查询结果（耗时：0.0111秒） [XML]
Vagrant stuck connection timeout retrying
My vagrant was working perfectly fine last night. I've just turned the PC on, hit vagrant up , and this is what I get:
47 ...
How can I unit test Arduino code?
...en" to "this specific code is broken".
How to Build and Run Tests on Your PC
The first thing you need to do is identify your testing goals. Think about what parts of your own code you want to test and then make sure to construct your program in such a way that you can isolate discrete parts for t...
Uber5岁了，一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术
...，美国《时代周刊》将“共享闲置物品”列入改变世界的十大想法之一：在这种模式下，每个人既是生产者又是消费者，共同拥有创造收入的能力。
随后，不断增长的智能手机用户、日益强劲的大数据云计算能力，以及移动支...
Emacs in Windows
...emacs/windows folder. You want the file that is named emacs-xx.x-bin-i686-pc-mingw32.zip.
There are some great instructions for configuring emacs for windows here. Basically, "installation" boils down to:
Download emacs from a gnu mirror at emacs/windows/emacs-version-bin-i686-pc-mingw32.zip, a...
Static Vs. Dynamic Binding in Java
...ass test1 {
public static void main(String args[]) {
parent pc = new child();
pc.start();
}
}
class parent {
static public void start() {
System.out.println("Inside start method of parent");
}
}
class child extends parent {
static public void start...
Is “IF” expensive?
...omething typically called the instruction pointer (IP) or program counter (PC); these terms are synonymous, but different terms are used with different architectures. For most instructions, the PC of the next instruction is just the current PC plus the length of the current instruction. For most R...
如果携程决心战略性亏损到底，去哪儿怕是只剩一条路可走 - 资讯 - 清泛网 -...
...并购去哪儿外曾喊出2014年加大旅游的投资，但却还未有动作，但从百度不断加大对去哪儿的投资，同时曾试图收购携程未果的动机来看，百度对在线旅游的野心一直都没有消退，但苦于没有好的介入机会。而携程无疑就是百度...
MFC 的SetWindowPos 用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...持窗口一直在其他窗口的上面，可以省去频繁切换窗口的动作。
如果你想这么做，有一个API可以实现： SetWindowPos，声明是这样的:：
Private Declare Function SetWindowPos Lib "user32" Alias "SetWindowPos" (ByVal hwnd As Long, ByVal hWndInsertAfter ...
How to make the hardware beep sound in Mac OS X 10.6
...unctionality you're thinking of is an artifact of very old (pre-1990s) IBM PC-compatible hardware. Before most computers had sound cards, most machines had a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even aft...
What is the advantage of GCC's __builtin_expect in if else statements?
...0 00 00 callq b <main+0xb>
7: R_X86_64_PC32 time-0x4
b: 48 85 c0 test %rax,%rax
e: 75 0a jne 1a <main+0x1a>
10: bf 00 00 00 00 mov $0x0,%edi
11: R_X86_64_3...