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PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
...ed in this link as well as this link.
As per the articles in the previous 2 links you need to fix your setters in both sides of the bidirectional relationship. An example setter for the One side is in this link.
An example setter for the Many side is in this link.
After you correct your setters y...
How to add target=“_blank” to JavaScript window.location?
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273
window.location sets the URL of your current window. To open a new window, you need to use win...
Using an RDBMS as event sourcing storage
...oned state-based persistence). Therefore I wouldn't recommend option 1 and 2 at all.
Below is the schema as used in Ncqrs. As you can see, the table "Events" stores the related data as a CLOB (i.e. JSON or XML). This corresponds to your option 3 (Only that there is no "ProductEvents" table because ...
Adjusting and image Size to fit a div (bootstrap)
...lts may not be the best looking.
.food1 img {
width:100%;
height: 230px;
}
jsFiddle
...per your comment, you could also just block any overflow - see this example to see an image restricted by height and cut off because it's too wide.
.top1 {
height:390px;
background-color:#FF...
What XML parser should I use in C++? [closed]
...ense.
I Don't Care About DOM and/or SAX Conformance
You have chosen:
LibXML2
LibXML2 offers a C-style interface (if that really bothers you, go use Xerces), though the interface is at least somewhat object-based and easily wrapped. It provides a lot of features, like XInclude support (with callbacks...
How to import an excel file in to a MySQL database
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edited Apr 14 '15 at 23:47
ashatte
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answered...
How to capitalize the first letter in a String in Ruby
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261
It depends on which Ruby version you use:
Ruby 2.4 and higher:
It just works, as since Ruby ...
How to install node.js as windows service?
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edited Jun 25 '15 at 22:02
cchamberlain
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Why does running the Flask dev server run itself twice?
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answered Aug 26 '14 at 11:00
Martijn Pieters♦Martijn Pieters
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Apache POI Excel - how to configure columns to be expanded?
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edited Sep 23 '17 at 19:38
IvanRF
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