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Performing Inserts and Updates with Dapper
...annoying INSERT problem
Update
As pointed out in the comments, there are now several extensions available in the Dapper.Contrib project in the form of these IDbConnection extension methods:
T Get<T>(id);
IEnumerable<T> GetAll<T>();
int Insert<T>(T obj);
int Insert<T>...
Why does this (null || !TryParse) conditional result in “use of unassigned local variable”?
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I'm just glad to know that I'm not going crazy :) I've since updated my code to only rely on TryParse, so I'm set for now. Thanks for your insight!
– Brandon Martinez
Apr 30 '13 at 17:39
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Chaining multiple MapReduce jobs in Hadoop
...rs for the job.
I think that the above method might however be the way the now older mapred API did it, but it should still work. There will be a similar method in the new mapreduce API but i'm not sure what it is.
As far as removing intermediate data after a job has finished you can do this in your...
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
...ect to it, but it couldn't connect you to the database because it doesn't know that that database is up. There are two reasons for this:
the database has not been started up,
the database has not registered with the listener, e.g. because the database was started before the listener. (When the d...
How to use ssh agent forwarding with “vagrant ssh”?
... user to "git clone" but I can not use "root" user to "git clone". Do you know what seem to be the issue? Thanks
– Nam Nguyen
Jan 20 '14 at 8:31
7
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What is polymorphism, what is it for, and how is it used?
...ism and inheritance are all closely-related concepts and they're vital to know. There have been many "silver bullets" during my long career which basically just fizzled out but the OO paradigm has turned out to be a good one. Learn it, understand it, love it - you'll be glad you did :-)
(a) I ori...
hasNext in Python iterators?
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@Giorgio, there is no way to know whether another element exists without executing the code that generates it (you don't know whether the generator will execute yield or not). It is, of course, not difficult to write an adaptor that stores the result of n...
How to revert (Roll Back) a checkin in TFS 2010
...or Team Foundation Server 2012, 2013, or Visual Studio Online, rollback is now built-in directly to Source Control Explorer and when you are opening a changeset's details in the Team Explorer Window. You do not need to install any release of the Power Tools for this functionality when using Visual ...
How to Avoid Response.End() “Thread was being aborted” Exception during the Excel file download
.... I replaced .End() with the suggested code and it works without exception now. Thank You, My working code now is: Response.ContentType = "text/csv"; Response.AddHeader("Content-Disposition",string.Format("attachment;filename=\"{0}\"",Path.GetFileName(filePath))); Response...
How to display unique records from a has_many through relationship?
...through => :orders, :uniq => true is deprecated. Instead, you should now write has_many :products, -> { distinct }, through: :orders. See the distinct section for has_many: :through relationships on the ActiveRecord Associations documentation for more information. Thanks to Kurt Mueller fo...