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Python argparse ignore unrecognised arguments
Optparse, the old version just ignores all unrecognised arguments and carries on. In most situations, this isn't ideal and was changed in argparse. But there are a few situations where you want to ignore any unrecognised arguments and parse the ones you've specified.
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What is a sealed trait?
Sealed classes are described in 'Programming in Scala', but sealed traits are not.
Where can I find more information about a sealed trait?
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How to add item to the beginning of List?
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Use the Insert method:
ti.Insert(0, initialItem);
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click or change event on radio using jquery
I have some radios in my page,and I want to do something when the checked radio changes,however the code does not work in IE:
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is there an easy way to get the http status code in the failure block from AFHTTPClient?
I see that there is a list of accepted http status codes that I can modify, but I think it would be cleaner if I can get the http status code in the failure block ..
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How do I check out a specific version of a submodule using 'git submodule'?
How would I go about adding a Git submodule for a specific tag or commit?
2 Answers
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postgresql port confusion 5433 or 5432?
.../services is only advisory, it's a listing of well-known ports. It doesn't mean that anything is actually running on that port or that the named service will run on that port.
In PostgreSQL's case it's typical to use port 5432 if it is available. If it isn't, most installers will choose the next fr...
What is the difference between “AS” and “IS” in an Oracle stored procedure?
I see Oracle procedures sometimes written with "AS", and sometimes with "IS" keyword.
6 Answers
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Get value of dynamically chosen class constant in PHP
I would like to be able to do something like this:
7 Answers
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How does Haskell printf work?
...ty is second to none only to dependently-typed languages. But there is some deep magic going on with Text.Printf that seems rather type-wonky.
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