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How to implement Enums in Ruby?
What's the best way to implement the enum idiom in Ruby? I'm looking for something which I can use (almost) like the Java/C# enums.
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How to tell when UITableView has completed ReloadData?
I am trying to scroll to the bottom of a UITableView after it is done performing [self.tableView reloadData]
19 Answers
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Mipmap drawables for icons
...e Android 4.3 (Jelly Bean) we can now make use of the res/mipmap folders to store "mipmap" images.
11 Answers
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Unwanted padding around an ImageView
I need to include a header graphic in all of my activities/views. The file with the header is called header.xml:
8 Answers
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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
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Use Instruments to track down deallocated instance errors. Profile your application (Cmd ⌘+I) and choose Zombies template. After your application is running, try to crash it. You should get something like that:
Click on the arrow next t...
Data access object (DAO) in Java
... Access Object is basically an object or an interface that provides access to an underlying database or any other persistence storage.
That definition from:
http://en.wikipedia.org/wiki/Data_access_object
Check also the sequence diagram here:
http://www.oracle.com/technetwork/java/dataaccessobje...
jquery's append not working with svg element?
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When you pass a markup string into $, it's parsed as HTML using the browser's innerHTML property on a <div> (or other suitable container for special cases like <tr>). innerHTML can't parse SVG or other non-HTML content, and even if it could it w...
Why doesn't delete set the pointer to NULL?
I always wondered why automatic setting of the pointer to NULL after delete is not part of the standard. If this gets taken care of then many of the crashes due to an invalid pointer would not occur. But having said that I can think of couple of reasons why the standard would have restricted this:...
In Android EditText, how to force writing uppercase?
...have different EditText where the user can enter information. But I need to force user to write in uppercase letters.
Do you know a function to do that?
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How do I trap ctrl-c (SIGINT) in a C# console app
I would like to be able to trap CTRL + C in a C# console application so that I can carry out some cleanups before exiting. What is the best way of doing this?
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