InfoQ Homepage migration Content on InfoQ
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Building Resilience in Netflix Production Data Migrations: Sangeeta Handa at QCon SF
At QCon SF, Sangeeta Handa discussed how Netflix had learned to build resilience into production migrations across a number of use cases. Key lessons learned included: aim for perceived or actual zero downtime, even for data migrations; invest in early feedback loops to build confidence; find ways to decouple customer interactions from your services; and build independent checks and balances.
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Service-Based Architecture as an Alternative to Microservice Architecture
ThoughtWorks director Neal Ford argued in a recent talk that organizations transition more easily from a monolithic architecture to a service-based architecture than to a microservices architecture. Ford spoke at UberConf 2016 about service-based architecture, a middle ground between service-oriented architecture and microservices.
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Spring Migration Analyzer: An Assistant For JavaEE To Spring Conversion
Spring Migration Analyzer is a command line utility, that takes as input the binary archive of a JavaEE application (e.g. an EAR file) and creates a report, containing JavaEE technologies used, along with advice on effort required to migrate them to Spring/Tomcat. It attempts to create an easier migration path for those who wish to migrate an existing JavaEE application to the Spring framework.
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Migrating Applications to .NET Framework 4.5: Deprecated Types and New Features
Microsoft has released a list of members and types that are changed or deprecated in .NET Framework 4.5 Beta. They have also provided a guide to help developers migrate applications created with older versions of the .NET Framework.
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Cloud Wars – U.S. Army Using Agile Platform For Cloud Migration
According to CGN (Government Computer News) the U.S. Army’s Architecture Services Division within the Software Engineering Center (SEC) has deployed a platform for the quick development and migration of applications to the private cloud. The engineers are using OutSystems’ Agile Platform for this purpose.
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The Complete List of Migration Issues Upgrading to .NET 4.0
Microsoft has published a complete list of issues migrating from .NET Framework 3.5 SP1 to .NET 4.0. The list contains changes in 6 domains: Core, ASP.NET, ADO.NET, WCF, WPF, and XML.
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The End of an Era: Scala Community Arrives, Java Deprecated
It was recently announced that InfoQ is creating a new Operations community. In addition to that, another major change which has been in the works for the last few months at InfoQ is the conversion of the Java community to the Scala community. InfoQ spoke with a prominent Scala expert and members of the former InfoQ Java editorial team to learn more about this change and why it was made.
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Azure Drive Eases the Migration to Microsoft’s Cloud
Initially announced as XDrive during PDC 2009, Microsoft has released the beta version of Windows Azure Drive, a storage access solution simplifying the migration of Windows applications to the cloud by creating an NTFS virtual drive on top of a storage blob.
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Case Study: Migrating a VB6 Large Application to .NET
An IT services provider company has migrated an ERP application totaling 950,000 lines of VB6 code to .NET in 9 months.
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Simplify SQL Migration Scripts with SQrbL
Managing SQL-based scripts can become a nightmare with time. Rails solved this with ActiveRecord Migration. Sam Livingston-Gray wrote a small standalone Ruby tool to generate hierarchical migration script. Based on the fact that SQL scripts can become very verbose and duplication-prone, Sam started SQrbL which is a mix of SQL and Ruby.
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COBOL to Java Automatic Migration with GPL'ed Tools
During the NACA project run by Publicitas Ltd., 4m lines of COBOL were automatically trans-coded (migrated) toward their Java equivalent. The company claims that the recurrent annual savings in cash-outs amount to a total of 3m euros and has released the tools from the NACA project under GPL.
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Rails Style Database Migrations in .NET
Versioning database schema along with your .NET code is essential for managing volatile codebases especially when employing continuous integration. Ruby on Rails accomplishes this with a popular solution of abstracting DDL SQL into Ruby commands. Similar solutions are available in .NET with third party libraries.
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Mainsoft: Running .NET on the JVM While Maintaining Performance
Mainsoft recently released version 2.0 of Mainsoft for Java EE (formerly known as Visual Mainwin), and also released a whitepaper which showed that a .Net-based application which was cross-compiled to run on Java EE using Mainsoft for Java EE performed as well as or better than the original .NET-based application did in several areas. InfoQ spoke with Mainsoft CEO Yaacov Cohen to learn more.
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Migrating Applications to Struts2
Struts was first released in June of 2001 and has become the de-facto standard for web application development. In December 2002 it was announced that WebWork and Struts Ti would join forces to become Struts Action Framework 2.0 and the official successor to Struts. In a new InfoQ article series, Ian Roughley looks at the task of moving applications from Struts to Struts2.