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How to map a composite key with JPA and Hibernate?
...inner class):
public class TimePK implements Serializable {
protected Integer levelStation;
protected Integer confPathID;
public TimePK() {}
public TimePK(Integer levelStation, Integer confPathID) {
this.levelStation = levelStation;
this.confPathID = confPathID;
...
When to make a type non-movable in C++11?
...s address is part of its value. For example, the OS might keep a list of pointers to all initialized mutex objects. If std::mutex contained a native OS mutex type as a data member and the native type's address must stay fixed (because the OS maintains a list of pointers to its mutexes) then either s...
Recommendations of Python REST (web services) framework? [closed]
...a restful web service:
import cherrypy
from cherrypy import expose
class Converter:
@expose
def index(self):
return "Hello World!"
@expose
def fahr_to_celc(self, degrees):
temp = (float(degrees) - 32) * 5 / 9
return "%.01f" % temp
@expose
def celc_...
How to create ENUM type in SQLite?
I need to convert a table from MySQL to SQLite, but I can't figure out how to convert an enum field, because I can't find ENUM type in SQLite.
...
When is -XAllowAmbiguousTypes appropriate?
...s that a type is ambiguous if it doesn't appear to the right of the constraint, unless the constraint is using functional dependencies to infer the otherwise-ambiguous type from other non-ambiguous types. So let's compare the contexts of the two functions and look for functional dependencies.
class...
How to add JTable in JPanel with null layout?
I want to add JTable into JPanel whose layout is null . JPanel contains other components. I have to add JTable at proper position.
...
How to render a PDF file in Android
...rer(getSeekableFileDescriptor());
// let us just render all pages
final int pageCount = renderer.getPageCount();
for (int i = 0; i < pageCount; i++) {
Page page = renderer.openPage(i);
// say we render for showing on the screen
page.render(mBitmap, null, null, Page.RENDER_MODE...
How can I parse a local JSON file from assets folder into a ListView?
...utStream is = getActivity().getAssets().open("yourfilename.json");
int size = is.available();
byte[] buffer = new byte[size];
is.read(buffer);
is.close();
json = new String(buffer, "UTF-8");
} catch (IOException ex) {
ex.printStackTrace();
...
Swift Programming: getter/setter in stored property
...ace the one that was just set.
So all you have to do is this:
var rank: Int = 0 {
didSet {
// Say 1000 is not good for you and 999 is the maximum you want to be stored there
if rank >= 1000 {
rank = 999
}
}
}
...
prevent property from being serialized in web API
...nore] to ignore property for serialization:
public class Foo
{
public int Id { get; set; }
public string Name { get; set; }
[JsonIgnore]
public List<Something> Somethings { get; set; }
}
But, this way does not support XML format. So, in case your application has to support ...