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Git diff to show only lines that have been modified
...ption for that repository:
git config diff.context 0
To have it set globally, for any repository:
git config --global diff.context 0
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Automatically enter SSH password with script
I need to create a script that automatically inputs a password to OpenSSH ssh client.
19 Answers
...
error C2512: “Foo”: 没有合适的默认构造函数可用 - C/C++ - 清泛网 - 专...
...k(10,1);
return 0;
}
解决办法： 实际上根据c++ primer第四版解释构造空的vector时是不调用对象的构造函数的，但是这里用于 x86 的 Microsoft (R) C/C++ 优化编译器 17.00.61030编译显式错误,可能编译器版本不同结果有所不同。
主要看下...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
... <stdio.h>
struct str{
int len;
char s[0];
};
struct foo {
struct str *a;
};
int main(int argc, char** argv) {
struct foo f={0};
if (f.a->s) {
printf( f.a->s);
}
return 0;
}
你编译一下上面的代码，在...
Writing a list to a file with Python
...ist:
print &gt;&gt; f, item
If you're keen on a single function call, at least remove the square brackets [], so that the strings to be printed get made one at a time (a genexp rather than a listcomp) -- no reason to take up all the memory required to materialize the whole list of strings....
Is a GUID unique 100% of the time?
...ge that the probability of the same number being
generated twice is very small. For
example, consider the observable
universe, which contains about 5×1022
stars; every star could then have
6.8×1015 universally unique GUIDs.
From Wikipedia.
These are some good articles on how a GUID is made (for ...
App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 - App Invent...
...时 2024/05/01 之前。App Inventor 2 中文网VIP会员免费享有基础版技术支持服务，有任何问题都可以在线及时得到解决，是创客学习App Inventor 2 必备之利器，欢迎体验！
来自中文网文档：https://www.fun123.cn/reference/iot/ble.html
可以获...
Numpy: find first index of value fast
...ments it. If you use anaconda python distribution it should already be installed.
The code will be compiled so it will be fast.
@jit(nopython=True)
def find_first(item, vec):
"""return the index of the first occurence of item in vec"""
for i in xrange(len(vec)):
if item == vec[i]:
...
How does Google's Page Speed lossless image compression work?
... image can be losslessly compressed, and provide a link to download this smaller image.
9 Answers
...
Converting SVG to PNG using C# [closed]
...
You can call the command-line version of inkscape to do this:
http://harriyott.com/2008/05/converting-svg-images-to-png-in-c.aspx
Also there is a C# SVG rendering engine, primarily designed to allow SVG files to be used on the web o...