大约有 40,000 项符合查询结果（耗时：0.0874秒） [XML]
What's the difference setting Embed Interop Types true and false in Visual Studio?
...emblies) for interop.
It simply embeds the managed bridging code used that allows you to talk to unmanaged assemblies, but instead of embedding it all it only creates the stuff you actually use in code.
Read more in Scott Hanselman's blog post about it and other VS improvements here.
As for whether ...
Difference between Pig and Hive? Why have both? [closed]
... |
edited Mar 7 '18 at 18:32
Community♦
111 silver badge
answered Nov 22 '11 at 20:04
...
How to use QueryPerformanceCounter?
... my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not really sure how to implement it.
...
Validate uniqueness of multiple columns
...
321
You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :...
WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
...
It doesn't look like WITH CHECK is actually the default, it's only the default for new data. From msdn.microsoft.com/en-us/library/ms190273.aspx: "If not specified, WITH CHECK is assumed for new constraints, and WITH NOCHECK is assumed for re-enabled constraints."...
Check if a string contains a string in C++
...
Actually, you can try to use boost library,I think std::string doesn't supply enough method to do all the common string operation.In boost,you can just use the boost::algorithm::contains:
#include <string>
#include <boo...
How can I convert a series of images to a PDF from the command line on linux? [closed]
...rver I wrote in cgi/bash and want to be able to convert a bunch of images (all in one folder) to a pdf from the command line. How can that be done?
...
Set HTTP header for one request
...TP request headers , but from what I can tell, it will set that header for all requests of that method. I have something like this in my code:
...
How to set IntelliJ IDEA Project SDK
I just installed IntelliJ IDEA and when I try to create my first Project it asks for me to set up the Project SDK. When I click on "JDK" it asks for me to select the home directory of the JDK as shown in this image.
...
g++ undefined reference to typeinfo
...ill contain null-pointer most likely). However, nobody prohibits you from calling this pure virtual function in a non-virtual manner, i.e. by using a fully-qualified name. In this case the linker will look for the body, and you will have to define the function. And yes, you can define a body for a p...