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Choose between ExecutorService's submit and ExecutorService's execute
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There is a difference concerning exception/error handling.
A task queued with execute() that generates some Throwable will cause the UncaughtExceptionHandler for the Thread running the task to be invoked. The default UncaughtExceptionHandler, which typically prints the Thro...
Get epoch for a specific date using Javascript
How do I convert 07/26/2010 to a UNIX timestamp using Javascript?
7 Answers
7
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Cannot ping AWS EC2 instance
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I am doing Anywhere but it automatically converts it into custom @SyedRakibAlHasan
– alper
Apr 5 '17 at 12:24
26
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CGContextDrawImage draws image upside down when passed UIImage.CGImage
...s do not match those of your image, as you can get unintended results.
To convert back the coordinates:
CGContextScaleCTM(context, 1.0, -1.0);
CGContextTranslateCTM(context, 0, -imageRect.size.height);
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Create ArrayList from array
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Yep. And in the (most common) case where you just want a list, the new ArrayList call is unecessary as well.
– Calum
Oct 1 '08 at 14:41
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Android ListView not refreshing after notifyDataSetChanged
...Menu(true);
getActivity().setTitle(TITLE);
dbHelper = new DatabaseHandler(getActivity());
adapter = new ItemAdapter(getActivity(), dbHelper.getItems());
setListAdapter(adapter);
}
3) add method in ItemAdapter:
public void swapItems(List<Item> items) {
this.items = items;...
Real world example about how to use property feature in python?
... the distance in metres
# All units provided using setters will be converted before
# being stored
self._distance = 0.0
@property
def in_metres(self):
return self._distance
@in_metres.setter
def in_metres(self, val):
try:
self._di...
Maven in Eclipse: step by step installation [closed]
...eft panel
Finally,
Click on an existing project
Select Configure -> Convert to Maven Project
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Pandas - Get first row value of a given column
...c('Btime')] = x
The latter method is a bit faster, because df.loc has to convert the row and column labels to
positional indices, so there is a little less conversion necessary if you use
df.iloc instead.
df['Btime'].iloc[0] = x works, but is not recommended:
Although this works, it is taking ...
How to launch an Activity from another Application in Android
I want to launch an installed package from my Android application. I assume that it is possible using intents, but I didn't find a way of doing it. Is there a link, where to find the information?
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