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What is the use of ObservableCollection in .net?
...hen changes to the collection (add, move, remove) occur. It is used heavily in WPF and Silverlight but its use is not limited to there. Code can add event handlers to see when the collection has changed and then react through the event handler to do some additional processing. This may be changin...
Work on a remote project with Eclipse via SSH
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Try the Remote System Explorer (RSE). It's a set of plug-ins to do exactly what you want.
RSE may already be included in your current Eclipse installation. To check in Eclipse Indigo go to Window > Open Perspective > Ot...
Creating an empty bitmap and drawing though canvas in Android
I'd like to create an empty bitmap and set a canvas to that bitmap and then draw any shape on the bitmap.
2 Answers
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How do I remove the “extended attributes” on a file in Mac OS X?
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Use the xattr command. You can inspect the extended attributes:
$ xattr s.7z
com.apple.metadata:kMDItemWhereFroms
com.apple.quarantine
and use the -d option to delete one extended attribute:
$ xattr -d com.apple.quarantine s.7z
$ xattr s.7z
com...
Merge development branch with master
I have two branches namely master and development in a GitHub Repository. I am doing all my development in development branch as shown.
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How to pass command line argument to gnuplot?
I want to use gnuplot to draw figure from data file, say foo.data . Currently, I hardcoded the data file name in the command file, say foo.plt , and run command gnuplot foo.plg to plot data. However, I want to pass the data file name as a command argument, e.g. running command gnuplot foo.plg f...
C# Lambda expressions: Why should I use them?
I have quickly read over the Microsoft Lambda Expression documentation.
15 Answers
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Why does csvwriter.writerow() put a comma after each character?
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It expects a sequence (eg: a list or tuple) of strings. You're giving it a single string. A string happens to be a sequence of strings too, but it's a sequence of 1 character strings, which isn't what you want.
If you just want one string per row you could do something like this:...
What is the difference between XML and XSD?
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Actually the XSD is XML itself. Its purpose is to validate the structure of another XML document. The XSD is not mandatory for any XML, but it assures that the XML could be used for some particular purposes. The XML is only containi...
Most popular screen sizes/resolutions on Android phones [closed]
... Android's developer site provides information on this topic. I have already read the following three pages:
8 Answers
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