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扒皮美女创业者：15分钟拿下薛蛮子 7家风投追捧 - 资讯 - 清泛网 - 专注C/C...
...老师做的一手好DD(尽职调查)啊！
2. 创业基本模式 by C叔
常玩微博的读者，会发现微博上有两种典型的互联网创业者 (段子，请勿对号入座)
土鳖型：
211学校B-/C+理工IT狗；
原始积累来自于校园内卖假货；
吹牛百倍起，...
How to cast Object to its actual type?
...
If you know the actual type, then just:
SomeType typed = (SomeType)obj;
typed.MyFunction();
If you don't know the actual type, then: not really, no. You would have to instead use one of:
reflection
implementing a well-known interface
dynamic
For example:
// reflection
obj.GetType().Get...
Symbolicating iPhone App Crash Reports
I'm looking to try and symbolicate my iPhone app's crash reports.
25 Answers
25
...
Checking if a variable is defined?
How can I check whether a variable is defined in Ruby? Is there an isset -type method available?
14 Answers
...
How to call Base Class's __init__ method from the child class? [duplicate]
...
You could use super(ChildClass, self).__init__()
class BaseClass(object):
def __init__(self, *args, **kwargs):
pass
class ChildClass(BaseClass):
def __init__(self, *args, **kwargs):
super(ChildClass, self).__init__(*args, **kwargs)
Your indentation is i...
Convert decimal to binary in python [duplicate]
...s there any module or function in python I can use to convert a decimal number to its binary equivalent?
I am able to convert binary to decimal using int('[binary_value]',2), so any way to do the reverse without writing the code to do it myself?
...
Sorting a vector in descending order
...
Actually, the first one is a bad idea. Use either the second one, or this:
struct greater
{
template<class T>
bool operator()(T const &a, T const &b) const { return a > b; }
};
std::sort(numbers.begin(), numbers.end(), greater(...
How to set an iframe src attribute from a variable in AngularJS
I'm trying to set the src attribute of an iframe from a variable and I can't get it to work...
6 Answers
...
Thread context switch Vs. process context switch
...main distinction between a thread switch and a process switch is that during a thread switch, the virtual memory space remains the same, while it does not during a process switch.
Both types involve handing control over to the operating system kernel to perform the context switch. The process of swi...
Programmatically generate video or animated GIF in Python?
...ate a video from. Ideally I could specify a frame duration for each frame but a fixed frame rate would be fine too. I'm doing this in wxPython, so I can render to a wxDC or I can save the images to files, like PNG. Is there a Python library that will allow me to create either a video (AVI, MPG, e...