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How to re-raise an exception in nested try/except blocks?
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plan_B()
except AlsoFailsError:
raise e # or raise e from None - see below
The traceback produced will include an additional notice that SomeError occurred while handling AlsoFailsError (because of raise e being inside except AlsoFailsError). This is misleading because what ac...
How to prevent Node.js from exiting while waiting for a callback?
...f the code written by the module developer .
If a module is a quick port from a synchronous/blocking version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently.
This is a sneaky bug, that is one that ...
How do you reset the stored credentials in 'git credential-osxkeychain'?
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From Terminal:
(You need to enter the following three lines)
$ git credential-osxkeychain erase ⏎
host=github.com ⏎
protocol=https ⏎
⏎
⏎
NOTE: after you enter “protocol=https” above you need to press ~~...
How do I prevent node.js from crashing? try-catch doesn't work
From my experience, a php server would throw an exception to the log or to the server end, but node.js just simply crashes. Surrounding my code with a try-catch doesn't work either since everything is done asynchronously. I would like to know what does everyone else do in their production servers.
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How to get C# Enum description from value? [duplicate]
...all
Has a bunch of other methods, including the ability to parse the value from the description
I realise the core answer was just the cast from an int to MyEnum, but if you're doing a lot of enum work it's worth thinking about using Unconstrained Melody :)
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Fragment MyFragment not attached to Activity
...Resources().getString(R.string.app_name);
}
}
To avoid onPostExecute from being called when the Fragment is not attached to the Activity is to cancel the AsyncTask when pausing or stopping the Fragment. Then isAdded() would not be necessary anymore. However, it is advisable to keep this check ...
How can I exclude $(this) from a jQuery selector?
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You should use the "siblings()" method, and prevent from running the ".content a" selector over and over again just for applying that effect:
HTML
<div class="content">
<a href="#">A</a>
</div>
<div class="content">
<a href="#">B&l...
Python: access class property from string [duplicate]
...as confused/always forget this because of dicts. If I want to get a value from a dict, I can say: myDict.get('keyy'), so I would expect attributes to work the same way: myObject.getattr('attr_name'). But instead they take the object as a first argument...ok to do, but the apparent inconsistency i...
Find file name from full file path
Is there a way to extract the file name from the file full path (part of a file path) without the hassle of manipulating string?
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How can I pull from remote Git repository and override the changes in my local repository? [duplicat
...to throw away all the changes in my local repository and pull all the code from the remote repository. What is the Git command to do this?
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