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In ASP.NET, when should I use Session.Clear() rather than Session.Abandon()?
...st removes all values (content) from the Object. The session with the same key is still alive.
So, if you use Session.Abandon(), you lose that specific session and the user will get a new session key. You could use it for example when the user logs out.
Use Session.Clear(), if you want that the us...
Disable scrolling in webview?
...led(false);
or you can try using single column layout but this only works with simple pages and it disables horizontal scrolling:
//Only disabled the horizontal scrolling:
webview.getSettings().setLayoutAlgorithm(LayoutAlgorithm.SINGLE_COLUMN);
You can also try to wrap your webview wi...
How to upgrade PowerShell version from 2.0 to 3.0
...ownload/details.aspx?id=34595. You need Windows 7 SP1 though.
It's worth keeping in mind that PowerShell 3 on Windows 7 does not have all the cmdlets as PowerShell 3 on Windows 8. So you may still encounter cmdlets that are not present on your system.
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What's the best way to generate a UML diagram from Python source code? [closed]
A colleague is looking to generate UML class diagrams from heaps of Python source code.
He's primarily interested in the inheritance relationships, and mildly interested in compositional relationships, and doesn't care much about class attributes that are just Python primitives.
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How to terminate the script in JavaScript?
How can I exit the JavaScript script much like PHP's exit or die ? I know it's not the best programming practice but I need to.
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Reading value from console, interactively
I thought to make an simple server http server with some console extension. I found the snippet to read from command line data.
...
git undo all uncommitted or unsaved changes
...ewing this post . I responds with head is now at 18c3773... but when I look at my local source all the files are still there. What am I missing?
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Difference between array_map, array_walk and array_filter
What exactly is the difference between array_map , array_walk and array_filter . What I could see from documentation is that you could pass a callback function to perform an action on the supplied array. But I don't seem to find any particular difference between them.
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Checking to see if a DateTime variable has had a value assigned
Is there an easy way within C# to check to see if a DateTime instance has been assigned a value or not?
9 Answers
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How do I get the first element from an IEnumerable in .net?
...;
}
Joel Coehoorn mentioned .Single() in the comments; this will also work, if you are expecting your enumerable to contain exactly one element - however it will throw an exception if it is either empty or larger than one element. There is a corresponding SingleOrDefault() method that covers this ...