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Can I have onScrollListener for a ScrollView?
...bserver, you can add an OnScrollChangedListener() to it using the method addOnScrollChangedListener().
You can see more information about this class here.
It lets you be aware of every scrolling event - but without the coordinates. You can get them by using getScrollY() or getScrollX() from within...
virtualenv --no-site-packages and pip still finding global packages?
...would create a completely separate and isolated Python environment, but it doesn't seem to.
13 Answers
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Comments in Android Layout xml
I would like to enter some comments into the layout XML files, how would I do that?
12 Answers
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How can I undo a `git commit` locally and on a remote after `git push`
...branch>
(Example push: git push -f origin bugfix/bug123)
This will undo the last commit and push the updated history to the remote. You need to pass the -f because you're replacing upstream history in the remote.
share...
Applying a git post-commit hook to all current and future repos
...it repositories I am working on
With git 2.9+ (June 2016), all you would do is:
git config --global core.hooksPath /path/to/my/centralized/hooks
See "change default git hooks": this has been done to manage centralized hooks.
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Using multiple let-as within a if-statement in Swift
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Update for Swift 3:
The following will work in Swift 3:
if let latitudeDouble = latitude as? Double, let longitudeDouble = longitude as? Double {
// latitudeDouble and longitudeDouble are non-optional in here
}
Just be sure to remember that if one of the attempted optional bindings fail, t...
Given a class, see if instance has method (Ruby)
...
I don't know why everyone is suggesting you should be using instance_methods and include? when method_defined? does the job.
class Test
def hello; end
end
Test.method_defined? :hello #=> true
NOTE
In case you are comi...
Intersection and union of ArrayLists in Java
Are there any methods to do so? I was looking but couldn't find any.
23 Answers
23
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How to post JSON to a server using C#?
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The way I do it and is working is:
var httpWebRequest = (HttpWebRequest)WebRequest.Create("http://url");
httpWebRequest.ContentType = "application/json";
httpWebRequest.Method = "POST";
using (var streamWriter = new StreamWriter(http...
How to wait for async method to complete?
...void. Then you can await them.
Like this:
private async Task RequestToSendOutputReport(List<byte[]> byteArrays)
{
foreach (byte[] b in byteArrays)
{
while (condition)
{
// we'll typically execute this code many times until the condition is no longer met
...