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Using Django time/date widgets in custom form
... own ModelForm subclass for your model (best to put it in forms.py in your app), and tell it to use the AdminDateWidget / AdminTimeWidget / AdminSplitDateTime (replace 'mydate' etc with the proper field names from your model):
from django import forms
from my_app.models import Product
from django.c...
Simulate airplane mode in iPhone Simulator
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It's harder than it sounds, though our team has asked Apple for similar functionality. The problem is that apps running in the simulator are really Mac apps. The iPhone Simulator doesn't emulate the iPhone; it's just an environment for Mac apps to link against and look like an i...
How to display a Yes/No dialog box on Android?
...think it was in 4.x or 5. Saying that, you shouldn't change it anyway. All apps which use standard alert dialogs will use the same no/yes button order, and it would be confusing for users if yours were different. If you really want it to be different, you'll have to manually set your positive/negati...
Rails and PostgreSQL: Role postgres does not exist
I have installed PostgreSQL on my Mac OS Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
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onSaveInstanceState () and onRestoreInstanceState ()
...ly when recreating activity after it was killed by the OS. Such situation happen when:
orientation of the device changes (your activity is destroyed and recreated).
there is another activity in front of yours and at some point the OS kills your activity in order to free memory (for example). Next ...
What is Mocking?
...f times you literally just test the a function's output, so a mock doesn't apply in this case.
– Honey
Sep 10 at 2:35
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Best way to get application folder path
I see that there are some ways to get the application folder path:
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一个转型程序员的销售观 - 杂谈 - 清泛网 - 专注C/C++及内核技术
一个转型程序员的销售观2013年中辞职创办Kollway App开发公司的时候，当我抱着从程序员转型产品经理的心态离职创业后，却发现我们急需要业务来养活自己。作为一支...
2013年中辞职创办Kollway App开发公司的时候，当我抱着从“...
Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...isplaying-dialogs-from-background-threads/
From the stack trace above, it appears that the facebook library spins off the auth operation asynchronously, and you have a Handler - Callback mechanism (onComplete called on a listener) that could easily create this scenario.
When I've seen this reporte...
Eclipse Build Path Nesting Errors
I'm working on a simple JSP/Servlet/Tomcat webapp for my class. The professor asked us to use a folder structure that is slightly different than the default dynamic web project structure. Rather than using the webcontent folder he wants all of our source code under src/main/java and src/main/webapp....