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How to programmatically round corners and set random background colors
...ew and add background to it
View view = (LinearLayout) findViewById( R.id.my_view );
view.setBackground(shape);
Here we are using gradient drawable so that we can make use of GradientDrawable#setCornerRadius because ShapeDrawable DOES NOT provide any such method.
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Unable to show a Git tree in terminal
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I just tested it on my repo. It works but I am on Windows with MSysGit1.6.3.
– VonC
Jun 30 '09 at 15:57
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What characters are allowed in DOM IDs? [duplicate]
...n ID can't contain spaces, which makes sense because otherwise <div id="my thing"> wouldn't match this CSS rule: #my thing { color: red }
– aem
Jul 2 '09 at 22:59
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What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
...as it’s greater than version 1.4.4", etc. Now suppose that I have set up my Gemfile 8 months ago and I successful setup my app with this requirement. 8 months ago nokogiri version was 1.4.4. My rails apps was running perfectly without any problems with this version.
Now think I'm trying to build w...
Conversion of System.Array to List
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Have you noticed this thread is 6 years old? (And my second answer directly handles his example of using Array instead of int[].)
– Matthew Whited
Dec 4 '15 at 16:40
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How to change time in DateTime?
How can I change only the time in my DateTime variable "s"?
28 Answers
28
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Calling startActivity() from outside of an Activity context
I have implemented a ListView in my Android application. I bind to this ListView using a custom subclass of the ArrayAdapter class. Inside the overridden ArrayAdapter.getView(...) method, I assign an OnClickListener . In the onClick method of the OnClickListener , I want to launch a n...
How to get 0-padded binary representation of an integer in java?
... Yes, but I really would not do it, I would use either replace method or my own padding method: one way would be to use String.format again to format the needed padding length with argument zero, or in code: String.format("%0" + (32 - binary.length()) + "d"%s", 0, binary) of course you'll need to...
How to check if string input is a number? [duplicate]
... conversions like this happening and I would prefer to do strict checks at my public interface
– Peter R
Feb 19 '15 at 14:24
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Flask-SQLalchemy update a row's information
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Retrieve an object using the tutorial shown in the Flask-SQLAlchemy documentation. Once you have the entity that you want to change, change the entity itself. Then, db.session.commit().
For example:
admin = User.query.filter_by(username='admin').first()
admin.email = 'my_new_email@exampl...