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Only mkdir if it does not exist [duplicate]
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answered Sep 4 '13 at 20:12
konsoleboxkonsolebox
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Visual Studio 2013 Missing Convert To Web Application
...selecting the project or folder:
Sources: http://connect.microsoft.com/VisualStudio/feedback/details/806246/visual-studio-2013-web-forms-conver-to-web-applications
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Avoiding recursion when reading/writing a port synchronously?
...are asynchronous. The only way I can find to do synchronous communication is calling wait .
4 Answers
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Awkward way of executing JavaScript code [duplicate]
...oogle tutorial for implementing Google+ sign-in in Flask application , I discovered that the developer often uses an awkward way of executing JavaScript code:
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Installation Issue with matplotlib Python [duplicate]
I have issue after installing the matplotlib package unable to import matplotlib.pyplot as plt . Any suggestion will be greatly appreciate.
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c++ boost::multi_index composite keys efficiency - C/C++ - 清泛网 - 专注C/C++及内核技术
...a boost or C++ container expert might know (my knowledge in C++ containers is pretty basic). For reference, the boost documentation on composite keys can be found here: boost::multi_index composite keys.
When using a composite key, the documentation states that "Composite keys are sorted by lexicog...
_block_type_is_valid(phead- nblockuse) - C/C++ - 清泛网 - 专注C/C++及内核技术
_block_type_is_valid(phead- nblockuse)出现这种错误的原因有多个，基本原因有四个,可以参见:SO。错误如下:比较常见的错误时，把多个对象的数组当做一个对象删除了，例如:void te...出现这种错误的原因有多个，基本原因有四个, 可以参...
GetNextDlgTabItem用法详解，回车替代Tab键切换控件焦点 - C/C++ - 清泛网 ...
...andle to the control to be used as the starting point for the search. If this parameter is NULL, the function uses the last (or first) control in the dialog box as the starting point for the search.
bPrevious
[in] Specifies how the function is to search the dialog box. If this parame...
Left align two graph edges (ggplot)
I'm using ggplot and have two graphs that I want to display on top of each other. I used grid.arrange from gridExtra to stack them. The problem is I want the left edges of the graphs to align as well as the right edges regardless of axis labels. (the problem arises because the labels of one gra...
What do the plus and minus signs mean in Objective-C next to a method?
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+ is for a class method and - is for an instance method.
E.g.
// Not actually Apple's code.
@interface NSArray : NSObject {
}
+ (NSArray *)array;
- (id)objectAtIndex:(NSUInteger)index;
@end
// somewhere else:
id myArray = [...