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ADO.NET DataRow - check for column existence
How do I check for the existence of a column in a datarow?
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Chrome extension: force popup.html to close
I'm wondering is there anyway I can force popup.html to close?
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How to generate controller inside namespace in rails
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Try rails g controller admin/users if you want a users controller inside of the admin namespace. Of course, exchange users with whatever controller name that you'd like.
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Multiline comment in PowerShell
Can we comment multiple lines together in PowerShell?
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XML Schema: Element with attributes containing only text?
I'm having difficulty searching for this. How would I define an element in an XML schema file for XML that looks like this:
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Difference between hard wrap and soft wrap?
...a text editor. After looking at other text editors I have noticed that a number of them refer to a "soft" versus "hard" wrap. What is the difference? I can't seem to find the answer by searching.
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django template display item value or empty string
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You want the default_if_none template filter, (doc).
default_if_none will display the given string if the variable is 'None'.
default will display the string if the variable evaluates to False, ie empty strings, empty lists e...
Use curly braces to initialize a Set in Python
I'm learning python, and I have a novice question about initializing sets. Through testing, I've discovered that a set can be initialized like so:
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Turning a string into a Uri in Android
I have a string, 'songchoice' . I want it to become a 'Uri' so I can use with MediaPlayer.create(context, Uri)
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MongoDB: Find a document by non-existence of a field?
Is there a way to specify a condition of "where document doesn't contain field" ?
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