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Use of “global” keyword in Python
... modify them you have to use the global keyword. For example:
foo = 1
def test():
foo = 2 # new local foo
def blub():
global foo
foo = 3 # changes the value of the global foo
In your case, you're just accessing the list sub.
...
With Mercurial, how can I “compress” a series of changesets into one before pushing?
...feature. I work on it, and when I think it's done, I commit the changeset. Testing it a bit more, I find that I could further improve this feature by tweaking something in the code. I make the change and commit. 20 minutes later, I find there's a bug in this new feature, so I fix it and commit that ...
How would you compare jQuery objects?
...
Looping is not required, testing the single first node is not required. Pretty much nothing is required other than ensuring they are the same length and share identical nodes. Here is a small code snippet. You may even want to convert this into a ...
Fragment Inside Fragment
...isable swiping. So here is some code to improve my solution:
public class TestFragment extends Fragment{
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.frag, container, false);
final ArrayList&...
How to calculate the angle between a line and the horizontal axis?
...i/2)) <= 0.01, "expecting angle to be pi/2, it is: " + str(angle)
All tests pass. See https://en.wikipedia.org/wiki/Unit_circle
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
... How does this handle emoji and extended grapheme clusters? (I should test it out myself but it's not convenient at the moment.)
– Suragch
Sep 28 '16 at 15:57
2
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DaffyMenu 扩展：弹出菜单扩展，为组件添加弹出式菜单功能 · App Inventor 2 中文网
...链接
扩展文件：
com.gordonlu.daffymenu.aix
demo:
Test.aia
功能概述
扩展特性
弹出式菜单：为任何组件添加右键菜单功能
自定义选项：支持添加多个菜单项
事件响应：处理菜单项...
Configure IIS Express for external access to VS2010 project
..., trying to browse from my Android Xoom to my win7 dev machine, so I could test a new asp.net web app I created. All I did was change IISExpress' applicationhost.config from using the PC HostName to the PC's current IP address, for my new site.
<binding protocol="http" bindingInformation="*:80:...
What is the difference between int, Int16, Int32 and Int64?
...eck out what I found:
All the following should give you 0 and not -1
(I've tested this in all framework versions 2.0, 3.0, 3.5, 4.0)
C#:
Array.IndexOf(new Int16[]{1,2,3}, 1) = -1 (not correct)
Array.IndexOf(new Int32[]{1,2,3}, 1) = 0 (correct)
Array.IndexOf(new Int64[]{1,2,3}, 1) = 0 (correct)
V...
How do I install and use curl on Windows?
....
At the time of writing file curl-7.46.0-win64.exe was the most recent. Tested with Windows 10.
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