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How does functools partial do what it does?
...lback):
''' callback should accept two positional arguments, event and params '''
self._listeners.append(callback)
# ...
def notify(self, event, *params):
for f in self._listeners:
f(event, params)
But a function you already have needs access to som...
What's the best way to retry an AJAX request on failure using jQuery?
... return;
}
if (xhr.status == 500) {
//handle error
} else {
//handle error
}
}
});
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How to Set Opacity (Alpha) for View in Android
...lar problem with a TextView. I was able to solve it, by extending TextView and overriding onSetAlpha. Maybe you could try something similar with your button:
import android.content.Context;
import android.util.AttributeSet;
import android.widget.TextView;
public class AlphaTextView extends TextVie...
Save An Image To Application Documents Folder From UIView On IOS
I have a UIImageView that allows a user to place and hold an image until it can be saved. The problem is, I can't figure out how to actually save and retrieve the image I've placed in the view.
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How do you do a ‘Pause’ with PowerShell 2.0?
...m losing it. PowerShell is annoying me. I'd like a pause dialog to appear, and it won't.
5 Answers
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How to auto-center jQuery UI dialog when resizing browser?
... same jQuery UI demo page adding only the code above, we're just adding a handler to the window's resize event with .resize(), so it triggers the re-center at the appropriate time.
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How to search in array of object in mongodb
...hout $elemMatch mongo will look for users with National Medal in some year and some award in 1975s, but not for users with National Medal in 1975.
See MongoDB $elemMatch Documentation for more info. See Read Operations Documentation for more information about querying documents with arrays.
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How to get started on TDD with Ruby on Rails? [closed]
...have' not required.
Once I've got all my testing classes how do I go and deploy them?
Not sure about the question. You don't usually deploy the tests. Once you have all your testing classes simple type 'rake test' to run all your tests.
How time consuming TDD really is?
It saves time ...
Listing only directories using ls in Bash?
This command lists directories in the current path: ls -d */
26 Answers
26
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How to use mysql JOIN without ON condition?
Is it possible to write join query without ON statement? and how do these joins differ LEFT JOIN, RIGHT JOIN works.
2 A...