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setResult does not work when BACK button pressed
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You need to overide the onBackPressed() method and set the result before the call to superclass, i.e
@Override
public void onBackPressed() {
Bundle bundle = new Bundle();
bundle.putString(FIELD_A, mA.getText().toString());
Intent mIntent = new Intent();
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How can I get the ID of an element using jQuery?
Why doesn't the above work, and how should I do this?
19 Answers
19
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What do helper and helper_method do?
... This is used for any method that you need to access from both controllers and helpers/views (standard helper methods are not available in controllers). e.g. common use case:
#application_controller.rb
def current_user
@current_user ||= User.find_by_id!(session[:user_id])
end
helper_method :curre...
Accept server's self-signed ssl certificate in Java client
It looks like a standard question, but I couldn't find clear directions anywhere.
12 Answers
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How to select unique records by SQL
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With the distinct keyword with single and multiple column names, you get distinct records:
SELECT DISTINCT column 1, column 2, ...
FROM table_name;
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TFS: Updating branch with changes from main
So, we have our main dev line, I create a branch, and developer b creates a branch. We both do some work. developer b finishes his work, merges back into the main dev line. I know his changes will affect me, and rather than deal with the conflicts later, I would like to update my branch, with the...
Install a .NET windows service without InstallUtil.exe
I have a standard .NET windows service written in C#.
7 Answers
7
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How do I ignore all files in a folder with a Git repository in Sourcetree?
...it track the folder (by tracking this file). The * means ignore all files, and the !.gitignore means don't ignore the file itself
– Billy Moon
Mar 12 '12 at 10:36
2
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Setting Environment Variables for Node to retrieve
I'm trying to follow a tutorial and it says:
16 Answers
16
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Rails DB Migration - How To Drop a Table?
...ation to already have the code you want. You can create an empty migration and then populate it with the code you need.
You can find information about how to accomplish different tasks in a migration here:
http://api.rubyonrails.org/classes/ActiveRecord/Migration.html
More specifically, you can s...