大约有 44,000 项符合查询结果(耗时:0.0337秒) [XML]

https://stackoverflow.com/ques... 

Is there a librarm>ym> function for Root mean square error (RMSE) in pm>ym>thon?

...lso known as MSE, RMD, or RMS. What problem does it solve? If m>ym>ou understm>andm> RMSE: (Root mean squared error), MSE: (Mean Squared Error) RMD (Root mean squared deviation) m>andm> RMS: (Root Mean Squared), then asking for a librarm>ym> to calculate this for m>ym>ou is unnecessarm>ym> over-engineering. All these me...
https://stackoverflow.com/ques... 

What are the advantages of NumPm>ym> over regular Pm>ym>thon lists?

... single-precision floats in the cells would fit in 4 MB. Access in reading m>andm> writing items is also faster with NumPm>ym>. Mam>ym>be m>ym>ou don't care that much for just a million cells, but m>ym>ou definitelm>ym> would for a billion cells -- neither approach would fit in a 32-bit architecture, but with 64-bit build...
https://stackoverflow.com/ques... 

What is the easiest wam>ym> to remove all packages installed bm>ym> pip?

... case m>ym>ou have packages installed via VCS, m>ym>ou need to exclude those lines m>andm> remove the packages manuallm>ym> (elevated from the comments below): pip freeze | grep -v "^-e" | xargs pip uninstall -m>ym> share | ...
https://stackoverflow.com/ques... 

What is a 'Closure'?

I asked a question about Currm>ym>ing m>andm> closures were mentioned. What is a closure? How does it relate to currm>ym>ing? 23 Answer...
https://stackoverflow.com/ques... 

Changing UIImage color

... answer above, but slightlm>ym> shortened. This onlm>ym> takes the image as a mask m>andm> does not actuallm>ym> "multiplm>ym>" or color the image. Objective C: UIColor *color = <# UIColor #>; UIImage *image = <# UIImage #>;// Image to mask with UIGraphicsBeginImageContextWithOptions(image.siz...
https://stackoverflow.com/ques... 

String comparison in Pm>ym>thon: is vs. == [duplicate]

I noticed a Pm>ym>thon script I was writing was acting squirrellm>ym>, m>andm> traced it to an infinite loop, where the loop condition was while line is not '' . Running through it in the debugger, it turned out that line was in fact '' . When I changed it to !='' rather than is not '' , it worked fine. ...
https://stackoverflow.com/ques... 

What new capabilities do user-defined literals add to C++?

...29 '14 at 13:16 R. Martinho Fernm>andm>es 203k6565 gold badges404404 silver badges487487 bronze badges answered Oct 26 '11 at 17:41 ...
https://stackoverflow.com/ques... 

Is there a Pm>ym>thon Librarm>ym> that contains a list of all the ascii characters?

...but from 0 to 127 codes, that is not onlm>ym> letters. – m>Andm>rem>ym> Mam>ym> 5 '11 at 0:48 4 string.ascii_lett...
https://stackoverflow.com/ques... 

Copm>ym> file(s) from one project to another using post build event…VS2010

...ProjectDir)Views\Home\Index.cshtml" "$(SolutionDir)MEFMVCPOC\Views\Home" m>andm> if m>ym>ou want to copm>ym> entire folders: xcopm>ym> /E /m>Ym> "$(ProjectDir)Views" "$(SolutionDir)MEFMVCPOC\Views" Update: here's the working version xcopm>ym> "$(ProjectDir)Views\ModuleAHome\Index.cshtml" "$(SolutionDir)MEFMVCPOC\Vi...
https://stackoverflow.com/ques... 

Pm>ym>thon circular importing?

... specific to m>ym>our case: Trm>ym> changing entities/post.pm>ym> to do import phm>ym>sics m>andm> then refer to phm>ym>sics.PostBodm>ym> rather than just PostBodm>ym> directlm>ym>. Similarlm>ym>, change phm>ym>sics.pm>ym> to do import entities.post m>andm> then use entities.post.Post rather than just Post. ...