大约有 48,000 项符合查询结果(耗时:0.0613秒) [XML]

https://stackoverflow.com/ques... 

Difference between android.app.Fragment and android.support.v4.app.Fragment

... use android.app.Fragment. Edit: the OS-contained android.app.Fragment is now deprecated (as of API level 28), and everyone should move to using the support library implementations. share | improve...
https://stackoverflow.com/ques... 

Share Large, Read-Only Numpy Array Between Multiprocessing Processes

...ing a multiprocessing.RawArray() and mapping NumPy dtype s to ctype s. Now, numpy-sharedmem seems to be the way to go, but I've yet to see a good reference example. I don't need any kind of locks, since the array (actually a matrix) will be read-only. Now, due to its size, I'd like to avoid a ...
https://stackoverflow.com/ques... 

How to make tinymce paste in plain text by default

... ed.pasteAsPlainText = true; }); } } So now it always will be plain. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Change IPython/Jupyter notebook working directory

...esn't work please try working from the earlier version. Very conveniently, now "Start in:" can be empty in my tests with 4.1.1 and later. Perhaps they read this entry on SO and liked it, so long upvotes, nobody needs this anymore :) ...
https://stackoverflow.com/ques... 

Can anyone explain python's relative imports?

...nit__.py ./pkg/sub/relative.py With start.py: import pkg.sub.relative Now pkg is the top level package and your relative import should work. If you want to stick with your current layout you can just use import parent. Because you use start.py to launch your interpreter, the directory where ...
https://stackoverflow.com/ques... 

scala vs java, performance and memory? [closed]

....length()>2 && mapping.get(s) != null) b.add(mapping.get(s)); Now not only did I save the time it took me to type full variable names and curly braces (freeing me to spend 5 more seconds to think deep algorithmic thoughts), but I can also enter my code in obfuscation contests and potent...
https://stackoverflow.com/ques... 

What is the best way to ensure only one instance of a Bash script is running? [duplicate]

...ased my lockable script boilerplate (originally available at my wiki page, nowadays available as gist). Transforming that into one-instance-per-user is trivial. Using it you can also easily write scripts for other scenarios requiring some locking or synchronization. Here is the mentioned boilerplat...
https://stackoverflow.com/ques... 

Why is processing a sorted array faster than processing an unsorted array?

... by Mecanismo, via Wikimedia Commons. Used under the CC-By-SA 3.0 license. Now for the sake of argument, suppose this is back in the 1800s - before long distance or radio communication. You are the operator of a junction and you hear a train coming. You have no idea which way it is supposed to go. Y...
https://stackoverflow.com/ques... 

How can I change a secret Gist to public?

... I upload a Gist code and set it to be secret. Now I want to change the gist to public, but I can't find how to set it publi Since May, 9th 2014, it is possible: "Change the visibility of your Gists" You can change the visibility of your Gists whenever you want. When ed...
https://stackoverflow.com/ques... 

Are there any O(1/n) algorithms?

...ensible when we take the mathematical definition of the Big O notation: Now you can easily substitute g(x) for 1/x … it's obvious that the above definition still holds for some f. For the purpose of estimating asymptotic run-time growth, this is less viable … a meaningful algorithm cannot ge...