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When do you use the “this” keyword? [closed]
...declare extension methods
To pass parameters between constructors
To internally reassign value type (struct) value.
To invoke an extension method on the current instance
To cast itself to another type
To chain constructors defined in the same class
You can avoid the first usage by not having membe...
Node.js EACCES error when listening on most ports
...'m testing out an app (hopefully to run on heroku, but am having issues locally as well). It's giving me an EACCES error when it runs http.Server.listen() - but it only occurs on some ports.
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'await' works, but calling task.Result hangs/deadlocks
...g to schedule its continuation onto a thread that is being blocked by the call to Result.
In this case, your SynchronizationContext is the one used by NUnit to execute async void test methods. I would try using async Task test methods instead.
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Unit tests vs Functional tests
...- testing an individual unit, such as a method (function) in a class, with all dependencies mocked up.
Functional Test - AKA Integration Test, testing a slice of functionality in a system. This will test many methods and may interact with dependencies like Databases or Web Services.
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Combine the first two commits of a Git repository?
...nitial commit. git commits are whole trees, not diffs even if they are normally described and viewed in terms of the diff that they introduce.
This recipe works even if there are multiple commits between A and B, and B and C.
# Go back to the last commit that we want
# to form the initial commit (...
Why is the use of tuples in C++ not more common?
... but I often see lots of places where tuples would solve many problems (usually returning multiple values from functions).
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Need to ZIP an entire directory using Node.js
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How do I include all files and directories, recursively (also the hidden files/directories)?
– Ionică Bizău
Jan 12 '15 at 10:21
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How to get the list of properties of a class?
How do I get a list of all the properties of a class?
10 Answers
10
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How to get a list of installed android applications and pick one to run
...his earlier this week but I'm still not understanding how to get a list of all installed applications and then pick one to run.
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How do I filter ForeignKey choices in a Django ModelForm?
... can populate the validation data by making using the super(...).__init__ call in your overridden method. If you are making several of these queryset changes its a lot more elegant to package them by overriding the init method.
– michael
Aug 7 '09 at 4:53
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