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How to show the loading indicator in the top status bar
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For Swift syntax use UIApplication.sharedApplication().networkActivityIndicatorVisible = true
– moraisandre
Feb 4 '16 at 3:42
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Verifying that a string contains only letters in C#
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Only letters:
Regex.IsMatch(input, @"^[a-zA-Z]+$");
Only letters and numbers:
Regex.IsMatch(input, @"^[a-zA-Z0-9]+$");
Only letters, numbers and underscore:
Regex.IsMatch(input, @"^[a-zA-Z0-9_]+$");
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How to activate virtualenv?
...g a folder and cd'ing into it:
$ virtualenv venv --distribute
New python executable in venv/bin/python
Installing distribute.........done.
Installing pip................done.
$ source venv/bin/activate
(venv)$ python
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File Explorer in Android Studio
Can anyone tell where the file explorer is located in Android Studio?
18 Answers
18
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How can I check if a view is visible or not in Android? [duplicate]
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Would you mind explaining why this works? I've looked at source code for View.getLocalVisibleRect and I am not sure of how it works.
– yarian
Sep 18 '12 at 20:32
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How to get UILabel to respond to tap?
I have discovered that I can create UILabel much faster than UITextField and I plan to use UILabel most of the time for my data display app.
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What does “export” do in shell programming? [duplicate]
...ell, variable assignment is the same whether it is or is not preceded by "export". What's it for?
3 Answers
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How to install lxml on Ubuntu
I'm having difficulty installing lxml with easy_install on Ubuntu 11.
11 Answers
11
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Get Value of a Edit Text field
I am learning how to create UI elements. I have created a few EditText input fields. On the click of a Button I want to capture the content typed into that input field.
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