Differences

This shows you the differences between two versions of the page.

--- eg-259:lecture20 [2013/04/16 07:12] – [The Database (Back-end) Tier] eechris
+++ eg-259:lecture20 [2013/04/16 07:21] (current) – [Market Impact] eechris
@@ Line 131: / Line 131: @@
   * The //data access layer// provides a layer of separation that allows the application developer to effectively embed SQL appropriately within the programming language that is being used to host the application.
-See the additional notes for an example of how this is done for PHP.
+See the [[eg-259:lecture19|additional notes]] for an example of how this is done for PHP.
 ===== The Middle Tier =====
@@ Line 172: / Line 171: @@
     * HTML/CSS version of application model
     * database version of application model
-    * HTTP version of application model
+    * JSON version of application model
     * JavaScript version of the application model
     * Integration mapping view of the application model ...
@@ Line 199: / Line 198: @@
 | ColdFusion | ColdSpring, Fusebox, Mach-II, Model-Glue | 4+ |
 | Perl | Catalyst, Mason, Maypole, Interface | 4+ |
-| PHP | Drupal, CakePHP, Zend Framework | 21+ |
+| PHP | Drupal, CakePHP, Zend Framework, Lavarel | 21+ |
 | Python | CherryPy, Django, Zope, TurboGrears, TwistedWeb | 11+ |
-| Ruby | Ruby on Rails | and 5 others |
+| Ruby | Ruby on Rails, Sinatra | and others |
+| JavaScript | Meteor, Node.js | some others |
 ----
@@ Line 457: / Line 457: @@
-===== Screencasts =====
-//[[eg-259:practicals:3|Introducing Ruby on Rails: Shockwave Flash Demos with Narration]]// covers material covered live in the demo((Note this uses a version 1.x version of rails. Some things changed in Version 2.0 and changed again in version 3. In particular, the //scaffold// feature became a plugin rather than a standard feature.)).
-  * Part 1: Installing Ruby
-  * Part 2: Installing Rails
-  * Part 3: Hello Rails!
-  * Part 4: Creating the Cars Database
-  * Part 5: Cars on Rails
-----
-These screencasts give you a flavour of rails. They need to be upgraded to the latest version. More information is given on the web page.
 ===== Market Impact =====
@@ Line 490: / Line 478: @@
     * Version 2.2 was released November 2008
     * Version 2.3 is the current 2.x release
-    * Version 3 (more modular rails) was released in 2010. Current versions are 2.3.14 and 3.2.3. 3.3 is in development.
+    * Version 3 (more modular rails) was released in 2010. Current versions are 2.3.14 and 3.2.13.
+    * Version 4.0 is in development (Beta is out now) and expected later this year.