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How to map calculated properties with JPA and Hibernate
... taxes;
@Transient
private Double priceWithTaxes;
@PostLoad
private void onLoad() {
this.priceWithTaxes = price * taxes;
}
For more complex queries, you can use the Hibernate @Formula, as explained in this article:
@Formula(
"round(" +
" (interestRate::numeric / 100) * " +
" ...
How can I tell if a DOM element is visible in the current viewport?
...onDOMContentLoaded', handler); // Internet Explorer 9+ :(
attachEvent('onload', handler);
attachEvent('onscroll', handler);
attachEvent('onresize', handler);
}
*/
If you do any DOM modifications, they can change your element's visibility of course.
Guidelines and common pitfalls:
M...
PHP Redirect with POST data
...tById('myForm').submit();
</script>
You should also have a simple "confirm" form inside a noscript tag to make sure users without Javascript will be able to use your service.
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improv...
Visual Studio 2010 annoyingly opens documents in wrong MDI pane
...
I can confirm that Josh Einstein's solution above works (close all windows, reset window layout, restart VS), whereas the simpler solution suggested by huttelihut (just resetting the window layout) did not work for me.
...
Installing MSBuild 4.0 without Visual Studio 2010
...ow and I'll post any further findings after I check it out.
UPDATE: I can confirm that the link provided above does indeed install MSBuild along with other portions of what would constitute an SDK for .NET 4.0. I'm successfully using this on my build machine now without installing Visual Studio 201...
Why use Abstract Base Classes in Python?
...rced by the compiler. In Python, you can use EAFP or type introspection to confirm that the unknown object meets this expected contract.
But there are also higher-level, semantic promises in the contract.
For example, if there is a __str__() method, it is expected to return a string representation o...
IPN vs PDT in Paypal
...nstantly and can do any additional processing required and show the user a confirmation page.
With IPN you are guaranteed to be notified that the payment was received even if the user's computer explodes before it can send you the PDT.
Implement both and get the best of both worlds. But if you're...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
...lace to request an MTU change.
From the name of the event, I imagine it is confirming the success of the attempt to change the MTU that you did not yet submit (a temporal anomaly)
Here is the doc page:
http://iot.appinventor.mit.edu/#/bluetoothle/bluetoothleintro
Here is the doc for the event:
MTU...
How to keep the console window open in Visual C++?
...
Can confirm! Had a console app that didn't work did this and it worked. You do not need to change your code with cin.get(),getchar(), system("pause") or any other garbage. Changing this works.
– Callat
...
Eclipse ctrl+right does nothing
...d disabling the welcome screen fixed the issue. I gave this answer just to confirm the solutions explained above also work for the following eclipse version;
1: Eclipse-Oxygen Version: Oxygen.1a Release (4.7.1a) (released on October 2017)
2: Version: Oxygen.3a Release (4.7.3a) Build id: 20180405-...