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What's the difference between session.persist() and session.save() in Hibernate?
...n 2 , vehicle entity obtained in previous session is a detached object and now we will try to save / persist it
// (i) Using Save() to persist a detached object
Session session2 = factory.openSession();
session2.beginTransaction();
entity.setVehicleName("Toyota");
session2.save(entity);
session2.g...
What are the “must have” jQuery plugins? [closed]
I'd like to know what are the most useful JQuery plugins. I'm particularly interested in those which are likely to be useful in general UI development, such as Tablesorter , rather than those which serve uncommon needs.
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Show pop-ups the most elegant way
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$dialog is now $modal
– Sangram Singh
Oct 10 '13 at 14:46
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Should I use a data.frame or a matrix?
...ize. To adapt the new version of the function to ggplot(), I converted the now returned matrix to a data.frame to use in ggplot().
After I rerun the code I could not believe the result. The code run in a fraction of a second! Instead of about 12 seconds. And again, the function during the 10,000 i...
How to become an OpenCart guru? [closed]
...ramework relies on the route=aaa/bbb/ccc in the query string parameter to know what to load, and is the underpinning feature to finding the files you need to edit for each page. Most route's actually only use the aaa/bbb which should be seen as two parts, however some contain three parts aaa/bbb/ccc...
Create unique constraint with null columns
...rom favo_3col_uni_idx and your requirements are still enforced.
The index, now comprising the whole table, overlaps with the other one and gets bigger. Depending on typical queries and the percentage of NULL values, this may or may not be useful. In extreme situations it might even help to maintain ...
Search text in fields in every table of a MySQL database
...ill not work if the db dump file is really big (situation that I am having now :) )
– Boban
May 31 '17 at 12:32
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Entity Framework 4 - AddObject vs Attach
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Yep, i gotcha now. I just watched a TechEd vid on EF4 (by Julie Lerman), which showed an example. You might have an entity which you DID NOT retrieve from a query (ie it's diconnected), but you know it exists, therefore you use Attach to p...
Node.js Best Practice Exception Handling
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Update: Joyent now has their own guide. The following information is more of a summary:
Safely "throwing" errors
Ideally we'd like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can inst...
encryption/decryption with multiple keys
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Ditto. It be cool to know how to do that, but I can't find hide no man page on it.
– MarkusQ
Feb 28 '09 at 2:49
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