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Delete everything in a MongoDB database

...way everything in a database—that is, to delete every single collection, and whatever else might be lying around, and start from scratch. Is there a single line of code that will let me do this? Bonus points for giving both a MongoDB console method and a MongoDB Ruby driver method. ...
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Importing variables from another file?

... from file1 import * will import all objects and methods in file1 share | improve this answer | follow | ...
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virtualenv --no-site-packages and pip still finding global packages?

...on that virtualenv --no-site-packages would create a completely separate and isolated Python environment, but it doesn't seem to. ...
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Is the != check thread safe?

... edited Apr 15 '16 at 12:57 Andrew Tobilko 42.5k1111 gold badges6666 silver badges119119 bronze badges answered Aug 27 '13 at 8:35 ...
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Favicons - Best practices

I'm trying to get my head around all these different sizes and formats that are needed for Favicons, Touch icons and now Tile icons too. ...
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How can I split a text into sentences?

...Russian -- see can NLTK/pyNLTK work “per language” (i.e. non-english), and how?. – martineau Jan 2 '11 at 0:28 ...
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What is the difference between require and require-dev sections in composer.json?

I'm beginning using composer, I know so little about it and have a little experience with web application development. 6 An...
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Uploading both data and files in one form using Ajax?

I'm using jQuery and Ajax for my forms to submit data and files but I'm not sure how to send both data and files in one form? ...
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How can I prevent the backspace key from navigating back?

On IE I can do this with the (terribly non-standard, but working) jQuery 33 Answers 33...
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Difference between one-to-many and many-to-one relationship

What is the real difference between one-to-many and many-to-one relationship? It is only reversed, kind of? 10 Answers ...