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Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags
...propriate. I think that makes the difference in hibernate, though I don't know why.
– fool4jesus
Dec 6 '12 at 19:38
3
...
Advantages and disadvantages of GUID / UUID database keys
...ns. So We can use the PK's from our CMS (guid) in our app (also guid) and know we are NEVER going to get a clash.
Disadvantages:
Larger space use, but space is cheap(er)
Can't order by ID to get the insert order.
Can look ugly in a URL, but really, WTF are you doing putting a REAL DB key in a UR...
Can I make 'git diff' only the line numbers AND changed file names?
...ed file $@, can't show you line numbers"; exit 1;;
7) ;;
*) echo "I don't know what to do, help!"; exit 1;;
esac
path=$1
old_file=$2
old_hex=$3
old_mode=$4
new_file=$5
new_hex=$6
new_mode=$7
printf '%s: ' $path
diff $old_file $new_file | grep -v '^[<>-]'
For details on "external diff" see ...
Python: json.loads returns items prefixing with 'u'
...ng a JSON encoded string form Obj-C, and I am decoding a dummy string (for now) like the code below. My output comes out with character 'u' prefixing each item:
...
How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
...an removal is not affected by CascadeType. It's a complementary mechanism. Now, you are mistaking removal with persisting. Orphan removal is about deleting unreferenced associations while persisting is about saving new entities. You need to follow the links provided in the answer to get a better und...
HTML5 canvas ctx.fillText won't do line breaks?
... Thank you! I had a feeling it would be bothersome... Nice to know about the SKYWRITER, but I'll just "wait" until fillText() is improved. It wasn't a terribly important deal in my case. Hah, no line height, it's like someone did that on purpose. :D
– Spectraljump
...
C++ preprocessor __VA_ARGS__ number of arguments
...
....but now is standard in C++0x and should've been longer ago because it allows a great way to guard varadic functions from corrupted calls (ie, you can pass values after the varadic items. This is actually a way of getting the coun...
Using SSH keys inside docker container
...d 0700 /root/.ssh && \
ssh-keyscan github.com > /root/.ssh/known_hosts
# Add the keys and set permissions
RUN echo "$ssh_prv_key" > /root/.ssh/id_rsa && \
echo "$ssh_pub_key" > /root/.ssh/id_rsa.pub && \
chmod 600 /root/.ssh/id_rsa && \
chmod...
Why doesn't c++ have &&= or ||= for booleans?
...any parts of my answer. Please tell me if my answer is more understandable now? (about your comment purpose) Cheers, See you ;-)
– olibre
Jul 19 '13 at 11:39
...
What's the difference between backtracking and depth first search?
...implementation is termed as DFS, the latter kind is called Backtracking.
Now you see, if you’re working with high level languages, most likely you’re actually using Backtracking in the guise of DFS. Moreover, keeping track of visited nodes for a very large problem set could be really memory in...