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Hibernate: hbm2ddl.auto=update in production?
...ations configured with hbm2ddl.auto=update to update the database schema in a production environment?
15 Answers
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Why shouldn't I use “Hungarian Notation”?
I know what Hungarian refers to - giving information about a variable, parameter, or type as a prefix to its name. Everyone seems to be rabidly against it, even though in some cases it seems to be a good idea. If I feel that useful information is being imparted, why shouldn't I put it right there wh...
Append an object to a list in R in amortized constant time, O(1)?
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If it's a list of string, just use the c() function :
R> LL <- list(a="tom", b="dick")
R> c(LL, c="harry")
$a
[1] "tom"
$b
[1] "dick"
$c
[1] "harry"
R> class(LL)
[1] "list"
R>
That works on vectors too, so do I get the bonus...
What’s the best RESTful method to return total number of items in an object?
I’m developing a REST API service for a large social networking website I’m involved in. So far, it’s working great. I can issue GET , POST , PUT and DELETE requests to object URLs and affect my data. However, this data is paged (limited to 30 results at a time).
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How would you do a “not in” query with LINQ?
I have two collections which have property Email in both collections. I need to get a list of the items in the first list where Email does not exist in the second list. With SQL I would just use "not in", but I do not know the equivalent in LINQ. How is that done?
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What is the single most influential book every programmer should read? [closed]
If you could go back in time and tell yourself to read a specific book at the beginning of your career as a developer, which book would it be?
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Why does C++ need a separate header file?
...understood why C++ needs a separate header file with the same functions as in the .cpp file. It makes creating classes and refactoring them very difficult, and it adds unnecessary files to the project. And then there is the problem with having to include header files, but having to explicitly check ...
To Workflow or Not to Workflow?
...am of developers who will are about to start development of a light weight insurance claims system. The system involves a lot of manual tasks and business workflows and we are looking at using Windows Workflow (.NET 4.0).
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Rearranging Tab Bar Controller Order in StoryBoard
In my app iPhone app I have a Tab Bar Controller with 4 relationships to 4 different Table View Controllers. Is there a way to rearrange the order of the relationship in the StoryBoard graphically? I can't find a way to do this and I'm sure I must be missing something!
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How to define optional methods in Swift protocol?
Is it possible in Swift? If not then is there a workaround to do it?
19 Answers
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