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How to hide one item in an Android Spinner
I am looking for a way to hide one item in an Android spinner widget. This would allow you to simulate a spinner with no items selected, and ensures that the onItemSelected() callback is always called for every item selected (if the hidden item is the "current" one). Normally there is always one ite...
How to properly check if std::function is empty in C++11?
I was wondering how to properly check if an std::function is empty. Consider this example:
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Raise warning in Python without interrupting program
I am trying to raise a Warning in Python without making the program crash / stop / interrupt.
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Can I make a pull request on a gist on GitHub?
Can I make a pull request on some else's gist on GitHub?
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How to tell if rails is in production?
I used script/server -e production to start rails in production mode. It did and I got no errors. However how do I tell if it is in production mode? I tried a non-existent route, and I got a similar error page I did in development.
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Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
Android offers a variety of interfaces all related to text and strings:
Spanned , SpannedString , Spannable , SpannableString and CharSequence .
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How can I pass a constant value for 1 binding in multi-binding?
I have a multi-binding like
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const vs constexpr on variables
Is there a difference between the following definitions?
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Swift how to sort array of custom objects by property value
lets say we have a custom class named imageFile and this class contains two properties.
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Why use try {} finally {} with an empty try block?
I noticed in System.Threading.TimerBase.Dispose() the method has a try{} finally{} block but the try{} is empty.
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