Recent content in Alex Osborne on Alex's site
We recently migrated the Australian Web Archive (AWA) from OpenWayback to Pywb in order to take advantage of Pywb’s better replay fidelity, particularly for JavaScript heavy websites. The Trove-branded user interface to the web archive is a separate web application which displays Wayback in an iframe. We originally choose to write a separate application rather than customising…
One of the exciting new features contributed by the Archive-It team in OutbackCDX 0.7.0 is James Kafader’s implementation of primary-secondary replication support. This enables deployments such as high availability failover, load balancing or to host indexes in multiple geographic locations to reduce query latency. How it works One instance of OutbackCDX is designated the primary and…
I have a Java application that stores data in an old Oracle database. The database’s charset was originally set to Win-1252 and I don’t have the option of changing it. It turns out Oracle has an alternative set of column types (NCHAR, NVARCHAR2, NCLOB) which can be used to store unicode in a database with a different encoding. Converting columns To convert a column we first add a new…