Feed on
Posts
Comments

Category Archive for 'Coding'

Amazon has announced beta support for the Copy Object operation in S3. This feature was pre-announced in March.
The copy functionality allows you to copy objects within or between your S3 buckets, and optionally to replace the metadata associated with the object in the process. The single new operation makes it possible to copy, move, [...]

Read Full Post »

I have added an article about the S3 service’s POST upload feature to the AWS resources site: Browser Uploads to S3 using HTML POST Forms.
The article describes how to create HTML POST forms that allow your web site visitors to upload files into your S3 account using a standard web browser.

Read Full Post »

Amazon has released an updated version of the Elastic Compute Cloud (EC2) API with the version name 2008-02-01. This release includes a number of new features that were not available in the 2007-08-29 version of the API that I discussed in the book Programming Amazon Web Services (PAWS). To help keep my readers up-to-date with [...]

Read Full Post »

While writing a proof-of-concept Ruby on Rails application (Ruby 1.8.6, Rails 2.0.2) I was stumped by an intermittent problem where long-lived processes would fail with the error message:
<ArgumentError: A copy of TransactionController has been removed from the module tree but is still active!>
Admittedly, I do some potentially dodgy things in this application. I initiate [...]

Read Full Post »

When you work on a Java project with many library dependencies it can be difficult to know which Jar files contain which classes. Hunting down a particular class in a tangled mess of Jar files can be painful, especially if you need to do so on a server over a shell connection.
Here is a handy [...]

Read Full Post »

SOAP - the complexity of simple

A friend recently asked me how to go about writing code to access a SOAP API to perform a one-off task.
Below is the bare-bones step-by-step summary I sent him. I feel sorry for anyone encountering this travesty for the first time…

Find a good free SOAP library (eg Apache Axis)
Obtain the WSDL (Web Service Definition Language) [...]

Read Full Post »

« Newer Posts