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Manual deployment vs. Amazon Elastic Beanstalk
...for the application server because, as instances are created and destroyed based on your traffic, the DBMS would be lost! Having the DBMS and application server on the same machine/instance is not generally a good idea anyway.
In a PAAS system, the DBMS is a separate service. For Amazon, it would ...
When and why are database joins expensive?
I'm doing some research into databases and I'm looking at some limitations of relational DBs.
7 Answers
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Django: “projects” vs “apps”
...hat everything, templates included, allows you to include from some common base means your blog should fit snugly into any other setup, simply by looking after its own part.
However, to address your actual concern, yes, nothing says you can't work with the top level project folder. That's what apps...
Many-to-many relationship with the same model in rails?
...n-standard things. It will look as follows:
class Post < ActiveRecord::Base
has_and_belongs_to_many(:posts,
:join_table => "post_connections",
:foreign_key => "post_a_id",
:association_foreign_key => "post_b_id")
end
And that should simply work! Here's an example irb ses...
Forward declaration of nested types/classes in C++
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In C++11 you can inherit constructors by using basename::basename; in the derived class, thus no problem with complicated ctors.
– Xeo
Nov 7 '11 at 1:27
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Deleting all records in a database table
How do I delete all records in one of my database tables in a Ruby on Rails app?
7 Answers
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Razor comment syntax
...
Heh, it's a problem with text based communication - I didn't view your response as harsh - I just thought maybe there was a problem with how microsoft said comments work so I wanted to clarify. :) The @* @ comments aren't parsed whereas @{//} and @{/ */} ...
What is stdClass in PHP?
...ject in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out).
It is useful for anonymous objects, dynamic properties, etc.
An easy way to consider the StdClass is as an alternative to associative array. See this example below that sh...
How is mime type of an uploaded file determined by browser?
...ype and does so in a certain order. The snippet below is from file src/net/base/mime_util.cc, method MimeUtil::GetMimeTypeFromExtensionHelper.
// We implement the same algorithm as Mozilla for mapping a file extension to
// a mime type. That is, we first check a hard-coded list (that cannot be
// o...
Python + Django page redirect
...o 1.5. Use 'RedirectView' instead: docs.djangoproject.com/en/1.5/ref/class-based-views/base/…
– Yonatan
Apr 29 '13 at 23:42
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