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Draw radius around a point in Google map
I'm using the Google Maps API and have added markers. Now I want to add a 10 mile radius around each marker, meaning a circle that behaves appropriately while zooming. I have no idea how to do that and it seems it's not something common.
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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
...o show object that was called after it was deallocated.
You should see now every call that has changed retain count of this object. This could be because sending directly retain/release messages as well as draining autorelease pools or inserting into NSArrays.
RefCt column shows retainCount aft...
How to hide image broken Icon using only CSS/HTML?
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There is no way for CSS/HTML to know if the image is broken link, so you are going to have to use JavaScript no matter what
But here is a minimal method for either hiding the image, or replacing the source with a backup.
<img src="Error.src" onerror="t...
Change the Right Margin of a View Programmatically?
...eft, top, right, bottom
tv.setLayoutParams(params);
I can't test it right now, so my casting may be off by a bit, but the LayoutParams are what need to be modified to change the margin.
NOTE
Don't forget that if your TextView is inside, for example, a
RelativeLayout, one should use RelativeLayout....
How to check task status in Celery?
...o True, then the state will be STARTED.
The state PENDING means "I don't know."
An AsyncResult with the state PENDING does not mean anything more than that Celery does not know the status of the task. This could be because of any number of reasons.
For one thing, AsyncResult can be constructed wi...
Proper way to wait for one function to finish before continuing?
...ne!');
});
}
As per @Janaka Pushpakumara's suggestion, you can now use arrow functions to achieve the same thing. For example:
firstFunction(() => console.log('huzzah, I\'m done!'))
Update: I answered this quite some time ago, and really want to update it. While callbacks are abso...
Casting vs using the 'as' keyword in the CLR
...d pattern matching, which has largely replaced the as operator, as you can now write:
if (randomObject is TargetType tt)
{
// Use tt here
}
Note that tt is still in scope after this, but not definitely assigned. (It is definitely assigned within the if body.) That's slightly annoying in some ...
What happens if you static_cast invalid value to enum class?
...ct 1766.
The [expr.static.cast]p10 paragraph has been strengthened, so you now can invoke UB if you cast a value that is outside the representable range of an enum to the enum type. This still doesn't apply to the scenario in the question, since data[0] is of the underlying type of the enumeration (...
Comparing object properties in c# [closed]
... DifferencesString has been deprectated in the CompareObjects class. But now you can get that from the ComparisonResult instead: var r = compareObjects.Compare(objectA, objectB); Assert.IsTrue(r.AreEqual, r.DifferencesString);
– Mariano Desanze
Oct 4 '14 at 1...
Max or Default?
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Although DefaultIfEmpty is now implemented in LINQ to SQL, this answer remains better IMO, as using DefaultIfEmpty results in a SQL statement 'SELECT MyCounter' that returns a row for every value being summed, whereas this answer results in MAX(MyCount...