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How to add to an existing hash in Ruby
In regards to adding an key => value pair to an existing populated hash in Ruby, I'm in the process of working through Apress' Beginning Ruby and have just finished the hashes chapter.
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Is there a ceiling equivalent of // operator in Python?
I found out about the // operator in Python which in Python 3 does division with floor.
7 Answers
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Python dict how to create key or append an element to key?
I have an empty dictionary. Name: dict_x
It is to have keys of which values are lists.
5 Answers
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Restore a postgres backup file using the command line?
I'm new to postgresql, and locally, I use pgadmin3. On the remote server, however, I have no such luxury.
24 Answers
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How to export all collections in MongoDB?
I want to export all collections in MongoDB by the command:
26 Answers
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How can I make git show a list of the files that are being tracked?
Using command line git, how can I make git show a list of the files that are being tracked in the repository?
4 Answers
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How to Import .bson file format on mongodb
I've exported the database on the server using mongodump command and dump is stored in .bson file. I need to import that in my local server using mongorestore command. However it's not working. What is the correct mongorestore command and what are the other tools to restore db ?
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Why dict.get(key) instead of dict[key]?
Today, I came across the dict method get which, given a key in the dictionary, returns the associated value.
10 Answers...
RegEx - Match Numbers of Variable Length
I'm trying to parse a document that has reference numbers littered throughout it.
5 Answers
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Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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