Showing 81-100 of 652 items.

How to nest DB transactions without actually nesting them.

Created 11 years ago by le_top le_top, updated 11 years ago by le_top le_top. 0 comments

To secure your database from inconsistencies resulting from failing (complex) operations, you (should) use transactions. However, complex methods often rely on other complex methods that themselves build on transactions. This HowTo presents a method to nest or embed transactions without relying on the database's nesting capabilities.

1 0
1
Viewed: 14 887 times
Version: 1.1
Category: How-tos

How to use Highslide for image popups

Created 17 years ago by mocapapa mocapapa, updated 15 years ago by wei wei. 0 comments

>Highslide JS is an open source JavaScript software, offering a Web 2.0 approach to popup windows. It streamlines the use of thumbnail images and HTML popups on web pages. > > + No plugins like Flash or Java required. > + Popup blockers are no problem. The content expands within the active browser window. > + Single click. After opening the image or HTML popup, the user can scroll further down...

1 0
2
Viewed: 37 385 times
Version: 1.1
Category: Tutorials

Active Record snapshotting (Model data base history)

Created 11 years ago by Bizley Bizley, updated 11 years ago by Bizley Bizley. 3 comments

One of the common tasks the web application might be required to perform, especially the app using some kind of a CMS, is to save the history of data changes. Your client for sure will want the answer to this simple question - If I mess this up or delete by accident can we bring it back? Well, DB backup is one thing and quick recovery is another - let's talk about latter one.

1 0
5
Viewed: 20 549 times
Version: 1.1
Category: Tutorials