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dynamically add and remove view to viewpager
...-----------------------------------
// Used by ViewPager; can be used by app as well.
// Returns the total number of pages that the ViewPage can display. This must
// never be 0.
@Override
public int getCount ()
{
return views.size();
}
//---------------------------------------...
Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req
...sk-cors
$ pip install -U flask-cors
Then include the Flask cors in your application.
from flask_cors import CORS
A simple application will look like:
from flask import Flask
from flask_cors import CORS
app = Flask(__name__)
CORS(app)
@app.route("/")
def helloWorld():
return "Hello, cross-...
“Bitmap too large to be uploaded into a texture”
...
If this is the case, how does the Gallery app allow the display and manipulation of images taken with the camera? 2048x2048 is only a 4MP image, and many Android phones take photos much larger than this and the Gallery app seems to have no problems.
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android.view.InflateException: Binary XML file line #12: Error inflating class
..., but really comes from another deeper issue in your layout that is then wrapped in an InflateException.
A common issue is an out of memory exception when trying to inflate an imageview loading a drawable resource. If one of this resources has a high pixel resolution it would take a lot of memory ca...
Adding gif image in an ImageView in android
...View. I am not able to view it as a gif image. No animation is there. It's appearing just as a still image. I would like to know how can i show it as a gif image.
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How do i find out what all symbols are exported from a shared object?
... The question is tagged linux so I think it is safe to say @chappar has a Linux shared library.
– jww
Aug 26 '18 at 19:13
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Manually raising (throwing) an exception in Python
...cific in your message, e.g.:
raise ValueError('A very specific bad thing happened.')
Don't raise generic exceptions
Avoid raising a generic Exception. To catch it, you'll have to catch all other more specific exceptions that subclass it.
Problem 1: Hiding bugs
raise Exception('I know Python!')...
Streaming Audio from A URL in Android using MediaPlayer?
...problem with this, if I lock my phone while the MediaPlayer is playing, my app crashes when I unlock it.
– CiaranC94
Jul 21 '16 at 9:32
...
How can I find the number of arguments of a Python function?
...
str(sig) # returns: '(self, arg1, kwarg1=None)'
or you can also get a mapping of attribute names to parameter objects via sig.parameters.
params = sig.parameters
print(params['kwarg1']) # prints: kwarg1=20
Additionally, you can call len on sig.parameters to also see the number of arguments ...
Unique Constraint in Entity Framework Code First
...
Unless your app is single-user, I believe a unique constraint is one thing you can't enforce with code alone. You can dramatically reduce the probability of a violation in code (by checking uniqueness prior to calling SaveChanges()), but...