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Maven project version inheritance - do I have to specify the parent version?
...May 14 '12 at 11:20
Michał KalinowskiMichał Kalinowski
13.5k44 gold badges3030 silver badges4444 bronze badges
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What's the difference between SoftReference and WeakReference in Java?
...utilize free
memory for performance optimization, but don't risk an OOME.
Now for the [*]. Keeping a SoftReference can't cause an OOME in itself. If
on the other hand you mistakenly use SoftReference for a task a WeakReference is meant
to be used (namely, you keep information associated with an Obj...
How do I parse command line arguments in Bash?
...--default)
DEFAULT=YES
shift # past argument
;;
*) # unknown option
POSITIONAL+=("$1") # save it in an array for later
shift # past argument
;;
esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters
echo "FILE EXTENSION = ${EXTENSION}"
echo "SEARCH PATH ...
How do I enable TODO/FIXME/XXX task tags in Eclipse?
In all my years of using Eclipse, I never knew until now that TODO / FIXME / XXX comment tags are supposed to appear in the task list. Apparently this is something that is disabled by default because I have been using those tags for as long as I've been using Eclipse and I have never seen one of the...
Can I set null as the default value for a @Value in Spring?
...>
<property name="nullValue" value="@null" />
</bean>
Now you can use the string @null to represent the null value
@Value("${stuff.value:@null}")
private String value;
Please note: The context name space doesn't support the null value at the moment. You can't use
<context...
Difference between partition key, composite key and clustering key in Cassandra?
... This was confused me for few days, thanks for this answer, now I'm able to build the data model in my head.
– Roger Dwan
Jan 7 '16 at 9:27
2
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Why is SCTP not much used/known
...
We have been deploying SCTP in several applications now, and encountered significant problem with SCTP support in various home routers. They simply don't handle SCTP correctly. I believe this is primarily a performance issue (the SCTP protocol specification require checksums f...
How do I make an HTTP request in Swift?
...l
//create the session object
let session = URLSession.shared
//now create the URLRequest object using the url object
let request = URLRequest(url: url)
//create dataTask using the session object to send data to the server
let task = session.dataTask(with: request as URLRequest,...
How to sort a dataFrame in python pandas by two or more columns?
...n a future version of pandas. The way to sort a dataframe by its values is now is DataFrame.sort_values
As such, the answer to your question would now be
df.sort_values(['b', 'c'], ascending=[True, False], inplace=True)
s...
Visual Studio: Relative Assembly References Paths
... to
<HintPath>..\..\myReferences\myDLL.dll</HintPath>
This now references C:\myReferences\myDLL.dll.
Hope this helps.
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