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Why does the default parameterless constructor go away when you create one with parameters
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If I've defined a constructor of my own, especially one with parameters, then I most likely have logic of my own that must be executed on creating the class. If the compiler were to create an empty, parameterless constructor in this case, it would allow someone to skip the logic that I had writte...
When is TCP option SO_LINGER (0) required?
...nection close, and involves very large numbers of short-lived connections, then it might be susceptible to this problem.
This isn't a good idea, though - TIME_WAIT exists for a reason (to ensure that stray packets from old connections don't interfere with new connections). It's a better idea to re...
Message 'src refspec master does not match any' when pushing commits in Git
... Don't just follow this step blindly, look at what @Vi has mentioned, and then modify your push command to correct ref.
– Kumar
Jun 7 '12 at 16:43
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How to remove a directory from git repository?
...lder" directory. Had to revert everything in the "MyFolder" directory and then commit.
– Justin
Oct 25 '12 at 13:12
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How to read file from relative path in Java project? java.io.File cannot find the path specified
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If it's already in the classpath, then just obtain it from the classpath instead of from the disk file system. Don't fiddle with relative paths in java.io.File. They are dependent on the current working directory over which you have totally no control from in...
Undo scaffolding in Rails
... If you ran rake db:migrate did some other migrations after that then it makes sense to create a migration to destroy the table before "destroying" the scaffold. so do something like rails g migration DropMyFoos and then open the migration file and add code for dropping the table. Run this...
What's the difference between RSpec and Cucumber? [closed]
...elopment experience. I've built a web application that's in use now with authentication and authorization and postgresql db.
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Convert System.Drawing.Color to RGB and Hex Value
...e eradicated. They have great potential to lead to buggy code, if not now then down the road when this code is modified. Still, +1 for the cleaned up code, and to the OP +1 for a well-framed question.
– JMD
Jun 3 '14 at 14:32
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In MVVM should the ViewModel or Model implement INotifyPropertyChanged?
...nt app, the model can be stale. But if listening to financial market data, then I do not see why the model cannot implement the interface. As an example, what if I have non-UI logic such as a service that when it receives a Bid or Ask price for a given value it issues an alert (ex. through an email)...
Is HttpClient safe to use concurrently?
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So Microsoft have designed HttpClient to be reusable but then the class has instance data for headers: client.DefaultRequestHeaders.Accept.Add(...);
– cwills
Jun 11 '14 at 8:12
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