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Deep copy of a dict in python
...to make a deep copy of a dict in python. Unfortunately the .deepcopy() method doesn't exist for the dict . How do I do that?
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Use grep --exclude/--include syntax to not grep through certain files
...ing directory that matched the pattern, the command line would expand to something like grep pattern -r --include=foo.cpp --include=bar.h rootdir, which would only search files named foo.cpp and bar.h, which is quite likely not what you wanted.
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How can I add to List
... you can't.
The wildcard declaration of List<? extends Number> foo3 means that the variable foo3 can hold any value from a family of types (rather than any value of a specific type). It means that any of these are legal assignments:
List<? extends Number> foo3 = new ArrayList<Number...
How to paginate with Mongoose in Node.js?
...scale. If you read the fine print on cursor.skip( ):
The cursor.skip() method is often expensive because it requires the server to walk from the beginning of the collection or index to get the offset or skip position before beginning to return result. As offset (e.g. pageNumber above) increases,...
How to rename with prefix/suffix?
How do I do mv original.filename new.original.filename without retyping the original filename?
9 Answers
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Angularjs prevent form submission when input validation fails
I'm writing a simple login form using angularjs with some client side input validation to check that the user name and password is not empty and longer than three characters. See the below code:
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What exactly is Spring Framework for? [closed]
...bout Spring , people are saying all over the web that Spring is a good framework for web development. What exactly is Spring Framework for?
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What is the syntax for an inner join in LINQ to SQL?
I'm writing a LINQ to SQL statement, and I'm after the standard syntax for a normal inner join with an ON clause in C#.
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What Makes a Good Unit Test? [closed]
... you are writing lots of automated tests and that you also have run into some common pitfalls when unit testing.
18 Answer...
How to drop a database with Mongoose?
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There is no method for dropping a collection from mongoose, the best you can do is remove the content of one :
Model.remove({}, function(err) {
console.log('collection removed')
});
But there is a way to access the mongodb native...