大约有 40,000 项符合查询结果(耗时:0.0469秒) [XML]

https://www.tsingfun.com/it/cpp/1282.html 

解决:Run-Time Check Failure #0,The value of ESP was not properly sav...

...就可以在定义该函数的时候加上一句话, FAR PASCAL 或者 __stdcall 这个就OK了。 具体做法: 比如说你要定义一个 返回类型为空,参数为空的函数指针: typedef void (*LPFUN)(void); 这样确实跟我们dll里的函数匹配了,上面也说...
https://stackoverflow.com/ques... 

How to Unit test with different settings in Django?

... EDIT: This answer applies if you want to change settings for a small number of specific tests. Since Django 1.4, there are ways to override settings during tests: https://docs.djangoproject.com/en/dev/topics/testing/tools/#overriding-settings TestCase will have a self.settings context ma...
https://stackoverflow.com/ques... 

Determine what attributes were changed in Rails after_save callback?

I'm setting up an after_save callback in my model observer to send a notification only if the model's published attribute was changed from false to true. Since methods such as changed? are only useful before the model is saved, the way I'm currently (and unsuccessfully) trying to do so is as fol...
https://stackoverflow.com/ques... 

Reference: mod_rewrite, URL rewriting and “pretty links” explained

...rver doesn't have to be Apache, there are many other web servers which are all just programs which run persistently and are attached to a port which respond to HTTP requests. You can write one yourself. This paragraph was intended to divorce you from any notion that URLs directly equal files, which ...
https://stackoverflow.com/ques... 

How do I remove  from the beginning of a file?

...oks fine when I open it using gedit , but when it's read by PHP (to merge all the CSS files into one), this CSS has the following characters prepended to it:  ...
https://stackoverflow.com/ques... 

LINQ - Full Outer Join

... I don't know if this covers all cases, logically it seems correct. The idea is to take a left outer join and right outer join then take the union of the results. var firstNames = new[] { new { ID = 1, Name = "John" }, new { ID = 2, Name = "Sue"...
https://stackoverflow.com/ques... 

How do I print a double value with full precision using cout?

... Is the really the right answer? When I manually use a high number, I can print out as many as 51 digits of approximated e, but with cout.precision(numeric_limits<double>::digits10 + 2); I only get 16.... – ...
https://bbs.tsingfun.com/thread-515-1-1.html 

关于php的socket初探 - PHP - 清泛IT论坛,有思想、有深度

...塞的古老模型:属于同步阻塞 IO 模型,代码如下: socket_server.php <?php   /** * SocketServer Class * By James.Huang <shagoo#gmail.com> **/   set_time_limit(0);   class SocketServer    {       private stati...
https://stackoverflow.com/ques... 

How to do parallel programming in Python?

For C++, we can use OpenMP to do parallel programming; however, OpenMP will not work for Python. What should I do if I want to parallel some parts of my python program? ...
https://stackoverflow.com/ques... 

Plotting time in Python with Matplotlib

...erstand why this is the 5th question I've encountered where no one has actually TRIED using a scatter plot - it doesn't work. Type Error - invalid type promotion. – dwanderson Oct 5 '16 at 16:21 ...