http://geekswithblogs.net/michelotti/archive/2007/12/17/117791.aspx I'm using ASP.NET with C# and trying to use linq to sql to update a data context as exhibited on the blog linked above. I created the timestamp field in the table just as stated and am using the following method: private void updateRecord(TableName updatedRecord) { c...
I am considering an architecture where I have clients that are intermittently connected to a network. I would like to store messages created on these clients in a JMS queue when the network is not available and have these forwarded to a central message broker when the clients are on the network. (The user has control over the network, e....
Given this schema: Fruits - FruitID INT PK - FruitName NVARCHAR(30) - FruitStatusID INT NULL FK: Statuses Statuses - StatusID INT PK - StatusName NVARCHAR(30) If I have a FruitID in hand (just an int, not a Fruit object), how do I update the FruitName and null out FruitStatusID without loading the Fruit object ...
I have a graph which contains an unknown number of disconnected subgraphs. What's a good algorithm (or Java library) to find them all? ...
Sometimes a network drive that is already mapped to a drive letter because "disconnected". Using the normal Windows functions to access files / folders on that drive fail. As soon as the user manually clicks on that drive it the Windows Explorer dialog, it's magically repaired. Since my program is a batch program I'd like to start this ...
Hello, I would like to make a SL app that could save certain data in local and access it if it is disconnected. I think that I could expose the entities in the services (no dtos), and saving it in the isolated storage. WCF ria services for the services, but what about the SL app? Which is the best way for having a "local disconnected ca...
Hello, I have a application that will be run offline so there is no database connection. My options for the data-source are Excel Spreedsheet, CSV, or XML files. The application needs to be able to search for a record and update it. What's the best way to do this? Should I load the entire spreadsheet into memory and then work with it ...
The project is a java / swing client / server application. Clients could number in the hundreds. The specification says that clients should be able to view up to date information from other clients and that clients should continue to work normally when the network is not available. There is no stipulation on the duration or frequency of ...
I have a Flash app with a PHP backend. Whenever there is a PHP error, I get the "Channel Disconnected before an acknowledgement was received" error message. I'm getting ready to push my project to beta and I would prefer if this message said something more like "There was a PHP error, please log a bug" or something instead of a message ...
I'm trying to use server capabilities Flash Builder 4. But using different ways (i use 5 or 6 tutorial) get one and the same error within a week - "Channel disconnected - Channel disconnected before an acknowledgment was received." I looked up "gateway.php" and there was not even a closing tag ?>. Error repeated on a remote server (of co...
Hi , Could any body clarify these two expression for me ? What are cons and pros of each one ? // I've just worked and familiar with CodeSmith and Linq to sql among all ORM Tools Thank you ...
I have an app that uses SQL Enterprise to store all data in 4 different DB's. I needed to build in the ability to work "offline" for my users. I accomplished this through Merge Replication to local SQL Express installs for everyone. This "Works" but feels like the sledge hammer approach. For instance, I am replicating all 14000 peo...