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What's the difference between @JoinColumn and mappedBy when using a JPA @OneToMany association
...boratively with the relationship annotations of the other (child) class in order to create a mapping either through a join table or by creating a foreign key column in the associated table of the owner entity.
To illustrate how MapppedBy works, consider the code below. If MappedBy parameter were t...
What is the exact meaning of Git Bash?
... , fetch , and merge . But I still don't know what Git Bash itself actually is!
4 Answers
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IIS Express Windows Authentication
...ese great answers, in the context of an IISExpress dev environment, and in order to thwart the infamous "system.web/identity@impersonate" error, you can simply ensure the following setting is in place in your applicationhost.config file.
<configuration>
<system.webServer>
&l...
Python call function within class
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But be careful self.foo() will use the method resolution order which might resolve to a function in a different class.
– Francis Davey
Jan 17 '14 at 20:55
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Django Admin - change header 'Django administration' text
...te_header, site_title, and index_title attributes on a custom AdminSite in order to easily change the admin site’s page title and header text. Create an AdminSite subclass and hook your instance into your URLconf:
admin.py:
from django.contrib.admin import AdminSite
from django.utils.translation...
Is there a way to check if int is legal enum in C#?
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In order to deal with [Flags] you can also use this solution from C# Cookbook:
First, add a new ALL value to your enum:
[Flags]
enum Language
{
CSharp = 1, VBNET = 2, VB6 = 4,
All = (CSharp | VBNET | VB6)
}
Then, ...
What is Prism for WPF?
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In order to follow Prism guidance it is mandatory the libraries have been installed?
– dios231
Jul 19 '16 at 11:52
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What happens if you call erase() on a map element while iterating from begin to end?
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Is the order of evaluation of the increment in the postfix expression pm_it++ guaranteed to be executed before the function is entered?
– David Rodríguez - dribeas
Mar 3 '11 at 20:56
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How to prevent vim from creating (and leaving) temporary files?
...(Solved: We now check for a pre-existing swapfile when a buffer is opened, by temporarily turning the swapfile option on again.)
If you are working in an environment where you want to minimise disk-writes (e.g. low power, or files mounted over a network, or editing a huge file) then it is not ideal ...
Paste a multi-line Java String in Eclipse [duplicate]
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