大约有 40,760 项符合查询结果（耗时：0.0445秒） [XML]
How do I determine k when using k-means clustering?
I've been studying about k-means clustering , and one thing that's not clear is how you choose the value of k. Is it just a matter of trial and error, or is there more to it?
...
How do I prevent Android taking a screenshot when my app goes to the background?
The app I'm currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
...
How do I create a variable number of variables?
How do I accomplish variable variables in Python?
14 Answers
14
...
Unable to load DLL (Module could not be found HRESULT: 0x8007007E)
I have dll library with unmanaged C++ API code I need to use in my .NET 4.0 application. But every method i try to load my dll i get an error:
...
How do I find an element that contains specific text in Selenium Webdriver (Python)?
I'm trying to test a complicated javascript interface with Selenium (using the Python interface, and across multiple browsers). I have a number of buttons of the form:
...
Avoid browser popup blockers
I'm developing an OAuth authentication flow purely in JavaScript and I want to show the user the "grant access" window in a popup, but it gets blocked.
...
Equivalent of *Nix 'which' command in PowerShell?
How do I ask PowerShell where something is?
14 Answers
14
...
Opening Vim help in a vertical split window
Is there a way to get Vim help to open in a vertical split pane rather than a horizontal one?
10 Answers
...
Best way to use multiple SSH private keys on one client
I want to use multiple private keys to connect to different servers or different portions of the same server (my uses are system administration of server, administration of Git, and normal Git usage within the same server). I tried simply stacking the keys in the id_rsa files to no avail.
...
Xcode stuck on Indexing
A project I've been working for 2 months stopped working for no reason because Xcode got stucked on "Indexing". I can't Build the project anymore. If I try to build, Xcode freezes and I have to force quit. This happens only with this project.
...