We are in the process of developing a .NET based IIS hosted web application as part of a re-platforming project. The original web app is on a Netscape server, in the process of migration we need to point the dns to the IIS server so that the requests are responded by IIS. at the same time we would still need the Netscape server so as to ...
I'm sure this is a subject that's on most python developers' minds considering that Python 3 is coming out soon. Some questions to get us going in the right direction: Will you have a python 2 and python 3 version to be maintained concurrently or will you simply have a python 3 version once it's finished? Have you already started or p...
Hi, We're going through a massive migration project at the minute and trying to validate the code that is deployed to the live estate matches the code we have in source control. Obviously the .net code is easy to compare because we can disassemble. I don't believe this is possible in vb6 exes because of the manner of compilation. Does...
c# + sql server: I have to import a few tables from Access into sql server. The new sql server tables are already defined and created. The Access tables have primary key - foreign key relationships that have to be maintained. I would like to have the new sql tables use identity values for the primary keys, but I can't easily load the leg...
What are best practices for moving/exporting SQL Server Integration Services Packages from a SQL Server 2005 DB over to 2008? What are some of the security concerns? ...
I work in an Oracle shop. There's a toolset that consists of roughly 1000 Oracle Forms (using the Forms builder from 6i, early 90's software) with Oracle 10g on the back end. It's serving roughly 500 unique people a month, with 200 concurrent connections at any given time during the work day. Obviously this is something that needs to ...
I am currently developing a Rails application using a database that was designed before I was aware of Rails existence. I have currently created some migrations to add some new tables and new columns to existing tables. I would like to have the migrations to recreate the full database. Which steps should I follow? Should I create all t...
i've been tasked with re-organizing a pure HTML site into a CMS. if all goes well, the new site will eventually become the main URL, and the old domain will be phased out. the old domain has a decent enough page rank, and the company wishes to mitigate any loss of page rank for that. in looking over the options available, i've discovered...
Does anyone knows of an automated tool that works for migrating table structure and data? The tool has to resolve concerns such as transforming PostgreSQL fields on cases where a direct equivalent isn't available. I.e, a field type like boolean being used. ...
I have a repository using Rational ClearCase Explorer 2003.06.10+ which I want to migrate into Serena ChangeMan Version Manager 8.1.4.2. Is this possible? The ClearCase repository was not used for all it's functions, just as a place to hold copies of documents, so the only thing I need to keep is the files and their version histories. ...
I'm creating a bunch of migrations, some of which are standard "create table" or "modify table" migrations, and some of which modify data. I'm using my actual ActiveRecord models to modify the data, a la: Blog.all.each do |blog| update_some_blog_attributes_to_match_new_schema end The problem is that if I load the Blog class, then m...
Running rake db:migrate followed by rake test:units yields the following: rake test:functionals (in /projects/my_project) rake aborted! SQLite3::SQLException: index unique_schema_migrations already exists: CREATE UNIQUE INDEX "unique_schema_migrations" ON "ts_schema_migrations" ("version") The relevant part of db/schema.rb is as follo...
We are in the process of moving our SVN repositories from one machine to another one, and with it will come a new domain name for the new repo. The problem is, that within the repository, there are lots of svn:externals references to other projects within the repository. So for example, we have projectA, which has in the svn:externals ...
I have an OLD server running DG/UX that will in the near future be unsupported. I have some character based oracle forms that need to be migrated off of this machine. Does anyone know what sort of migration strategy Oralce has for upgrading these Character Based reports. It doesnt have to be the newest version, it doesnt even have to be ...
I need to make changes to an in-use production database. Just adding a few columns. I've made the changes to the dev database with migrations. What is the best way to update the production database while preserving the existing data and not disrupting operation too much? It's MYSQL and I will be needing to add data to the columns as ...
Any advice on how to migrate an existing Delphi 7 business application to .NET 2.0 in Visual Studio 2005? Visual Studio 2005 has already been purchased, the company want to move away from the Borland/Codegear tools. The application is a single client server executable, utilitising a number of 3rd party UI controls and Crystal reports...
Hi, Our application is well structured (well we did our best!) and we have split the Model from the View, Now, we need to let some information to our client with a web access. We would like to build something small with IIS and some webform. Here some information you might think are useful: Our controller have Thread of database quer...
Many developers will claim that moving from one programming language to another is relatively simple especially if the languages are based on similar paradigms. However, in practice the effort comes not from learning the syntax of the language but in developing a deep understanding of the language nuances and more importantly knowing wha...
At a new job I started, we have both a Java application that handles most of the heavy lifting in the core business logic, and we also have a Rails application that of course handles the web interface to this server. Both of these access the same database. Up until now, most of the focus has been on the Java application, and as such, t...
We've got a fairly large amount of code that just made the jump to Java 5. We've been using generics in those components targeted at being released in the Java 5 version, but the remaining code is, of course, full of raw types. I've set the compiler to generate an error for raw types and started manually clearing them, but at the present...