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Hibernate error - QuerySyntaxException: users is not mapped [from users]
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In the HQL , you should use the java class name and property name of the mapped @Entity instead of the actual table name and column name , so the HQL should be :
List<User> result = session.createQuery("from User", User.class).getResultList();
Update : To be ...
How can I strip first X characters from string using sed?
...I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
11 Answers
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What does the `forall` keyword in Haskell/GHC do?
...cify types for code inside where clauses. It makes the b in val :: b the same one as the b in foob :: forall a b. (b -> b) -> b -> (a -> b) -> Maybe a -> b.
A confusing point: you may hear that when you omit the forall from a type it is actually still implicitly there. (from Norma...
Vim: Delete buffer without losing the split window
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Thanks a lot, this vim behavior has bugged me a lot! btw, latest version of bufkill is at github.com/qpkorr/vim-bufkill
– fsrechia
Jan 12 '17 at 12:06
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jQuery - Illegal invocation
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I think you need to have strings as the data values. It's likely something internally within jQuery that isn't encoding/serializing correctly the To & From Objects.
Try:
var data = {
from : from.val(),
to : to.val(),
speed : speed
};
Notice also on the lines:
$(from).css...
Sort Dictionary by keys
...r getting an array of (key, value) pairs sorted by keys. Thanks for the comment.
– Ivica M.
Dec 24 '14 at 18:27
@Ivica...
Detach many subdirectories into a new, separate Git repository
...git reset -q $GIT_COMMIT -- apps/AAA libs/XXX' --prune-empty -- --all
As mentioned by void.pointer in his/her comment, this will remove everything except apps/AAA and libs/XXX from current repository.
Prune empty merge commits
This leaves behind lots of empty merges. These can be removed by anot...
How to disable Django's CSRF validation?
I have commented out csrf processor and middleware lines in settings.py :
9 Answers
9...
Scala actors: receive vs react
Let me first say that I have quite a lot of Java experience, but have only recently become interested in functional languages. Recently I've started looking at Scala, which seems like a very nice language.
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Why do we need tuples in Python (or any immutable data type)?
...ngs are also immutable in Java, developed quite separately but about the same time as Python, and just about everything is immutable in truly-functional languages.
in Python in particular, only immutables can be hashable (and, therefore, members of sets, or keys in dictionaries). Again, this afford ...