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How do I explicitly specify a Model's table-name mapping in Rails?
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437
Rails >= 3.2 (including Rails 4+ and 5+):
class Countries < ActiveRecord::Base
self.ta...
Pick a random element from an array
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326
Swift 4.2 and above
The new recommended approach is a built-in method on the Collection proto...
What is AssemblyInfo.cs used for?
...msdn.microsoft.com/Forums/en/csharpgeneral/thread/8955449f-71ac-448e-9ee6-5329fceecd3c
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PDO Prepared Inserts multiple rows in single query
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153
Multiple Values Insert with PDO Prepared Statements
Inserting multiple values in one execute st...
Where does this come from: -*- coding: utf-8 -*-
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This way of specifying the encoding of a Python file comes from PEP 0263 - Defining Python Source Code Encodings.
It is also recognized by GNU Emacs (see Python Language Reference, 2.1.4 Encoding declarations), though I don't know if it was the first program to use that syntax.
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Is an index needed for a primary key in SQLite?
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3 Answers
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Rails has_and_belongs_to_many migration
...First run your migrations, then edit the generated migration file.
Rails 3
rails g migration create_restaurants_users_table
Rails 4:
rails g migration create_restaurants_users
Rails 5
rails g migration CreateJoinTableRestaurantUser restaurants users
From the docs:
There is also a gene...
Evenly distributing n points on a sphere
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13
In this example code node[k] is just the kth node. You are generating an array N points and node...
Upload files with HTTPWebrequest (multipart/form-data)
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253
Took the code above and fixed because it throws Internal Server Error 500. There are some proble...
HttpURLConnection timeout settings
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3
I set the value to 10 minutes. However it throws me a java.net.ConnectException: Connection timed out: connect before even 2 minutes is up. ...