Joche Ojeda
BIT.Xpo.Observables Nuget
An observable implementation of XpCollection and XPPageSelector. After 15 years, DevExpress has finally made XPO available free-of-charge. If you’re not familiar with XPO, you can learn more about its feature set here. If you’ve used XPO in the past or are familiar...
XPO and database replication
After 15 years of working with XPO, I have seen many tickets asking if XPO is capable of doing data replication and all the time DevExpress team answer those tickets saying that replication its out of the scope of XPO and that it's actually true. So, to start talking...
XPO POST 5: Layered Architecture
There is nothing than inspire me more to write a blog post that a regular Saint Petersburg day and by regular, I mean windy, cold, dark and rainy, but don’t get me wrong I love this city but when the weather is too nice as it was this past summer is hard to...
XPO POST 4: Connection Strings
When XPO was first released it supported MSSQL Server and MS Access as the main database systems, most of the examples and documentation did not specify how XPO connected to the database, at that time it looks like the connection to the database happened like magic....
XPO POST 3: The XPO Providers
An XPO provider is a class that XPO uses to communicate natively to the RDBMS, most of these providers are subclasses of the base provider for SQL provider that lives in DevExpress.Data assembly. Why is important to know how each provider works? here are some of the...
XPO POST 2: The processor architecture
Now that we have installed XPO is time to talk a little bit about processor architecture. If you are using a 64 bits processor you can compile your .net application with the following architectures Any CPU x64 x86 XPO depends on ADO.NET DataAdapters in order to...