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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...s should be
cascaded automatically to entity objects that are referenced by that
field (multiple entity objects can be referenced by a collection
field):
@Entity
class Employee {
:
@OneToOne(cascade=CascadeType.REMOVE)
private Address address;
:
}
Orphan Removal
J...
css overflow - only 1 line of text
...: ellipsis;
This should be in addition to white-space: nowrap; suggested by Septnuits.
Also, make sure you checkout this thread to handle this in Firefox.
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How do you add swap to an EC2 instance?
... problem is to add swap (i.e. paging) space to the instance.
Paging works by creating an area on your hard drive and using it for extra memory, this memory is much slower than normal memory however much more of it is available.
To add this extra space to your instance you type:
sudo /bin/dd if=/d...
Custom HTTP headers : naming conventions
...thing to do with vendors, standards bodies, or protocols to be implemented by third parties, except that the developer in question simply needs to avoid header names that may have other intended use by servers, proxies or clients. For this reason, the "X-Gzip/Gzip" and "X-Forwarded-For/Forwarded-For...
Change name of folder when cloning from GitHub?
...
@Marged that should be its own answer by freng. Hope the Homer doing good by the way.
– lopezdp
May 2 '19 at 0:19
1
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Change GitHub Account username
...r username to something else, but that specific username is being taken up by someone else who has been completely inactive for the entire time their account has existed, you can report their account for name squatting.
shar...
Meaning
...enables the forms authentication module for requests that are also handled by a managed handler, such as requests to .aspx or .asmx files:
<add name="FormsAuthentication" type="System.Web.Security.FormsAuthenticationModule" preCondition="managedHandler" />
If you remove the attribute precondi...
Is a view faster than a simple query?
...d, these indexed views can work even when they are not directly referenced by another query as the optimizer will use them in place of a table reference when appropriate.
Again, the documentation:
The indexed view can be used in a query execution in two ways. The query can reference the inde...
iPhone App Icons - Exact Radius?
...2/11 == 57/9 == 6.4 You can take your icon's square length, and divide it by 6.4 to get the same ratio as apple does. So for a 19x19 icon, 19/6.4 ~ 3px border radius
– Devin G Rhode
Jun 14 '11 at 15:57
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...a bunch of prejudices. it's been rewritten to only contain facts backed up by actual benchmarks, and it's updated as the VM is updated. you can find the various benchmarks -- plus some of the benchmarks we use to optimize the core libraries -- at http://code.google.com/p/dalvik/.
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