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How do I create a namespace package in Python?
In Python, a namespace package allows you to spread Python code among several projects. This is useful when you want to release related libraries as separate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
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Rails: Get Client IP address
...ackable" option includes a column for current/last_sign_in_ip in the users table.
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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
... in the database. You can do this in your migrations. For example:
create_table :projects do |t|
t.string :status, :null => false, :default => 'P'
...
t.timestamps
end
Hope that helps.
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Importing from builtin library when module with same name exists
Situation:
- There is a module in my project_folder called calendar
- I would like to use the built-in Calendar class from the Python libraries
- When I use from calendar import Calendar it complains because it's trying to load from my module.
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Find all packages installed with easy_install/pip?
Is there a way to find all Python PyPI packages that were installed with easy_install or pip? I mean, excluding everything that was/is installed with the distributions tools (in this case apt-get on Debian).
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How to test Spring Data repositories?
...est the CrudRepo, the Entity and the DDL scripts which create the Entity's table(s).
– MirandaVeracruzDeLaHoyaCardina
Sep 25 '18 at 9:48
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Hashing a dictionary?
...e hash():
hash(frozenset(my_dict.items()))
This is much less computationally intensive than generating the JSON string or representation of the dictionary.
UPDATE: Please see the comments below, why this approach might not produce a stable result.
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Change the mouse cursor on mouse over to anchor-like style
...s) this answer applies broadly. It is useful for any HTML element such as tables, <p>'s, buttons, etc. That's why I +1'd it.
– PeteH
Nov 19 '13 at 6:32
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optional parameters in SQL Server stored proc?
...INSERT INTO ........
END
/* and use it in the query as so*/
SELECT *
FROM Table
WHERE Column = @Parameter
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Elastic Search: how to see the indexed data
...lore your ElasticSearch cluster is to use elasticsearch-head.
You can install it by doing:
cd elasticsearch/
./bin/plugin -install mobz/elasticsearch-head
Then (assuming ElasticSearch is already running on your local machine), open a browser window to:
http://localhost:9200/_plugin/head/
Alte...