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How can I reliably get an object's address when operator& is overloaded?

...argument and returning no result. This reference to a function can be trivially converted into a pointer to function -- from @Konstantin: According to 13.3.3.2 both T & and T * are indistinguishable for functions. The 1st one is an Identity conversion and the 2nd one is Function-to-Pointer conve...
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Implicit “Submit” after hitting Done on the keyboard at the last EditText

...o my password, if I hit "Done" on the keyboard, the login form is automatically submitted, without me having to click the submit button. How is this done? ...
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How can you get the Manifest Version number from the App's (Layout) XML variables?

...ntext.getPackageName(), 0).versionName; Either of these solutions would allow for placing the version name in XML. Unfortunately there isn't a nice simple solution, like android.R.string.version or something like that. sh...
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How can you iterate over the elements of an std::tuple?

...rloads for every type the tuple might contain. This works best if you know all the tuple elements will share a common base class or something similar. share | improve this answer | ...
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?

...hanged his example to work with Django 1.3, using get_readonly_fields. Usually you should declare something like this in app/admin.py: class ItemAdmin(admin.ModelAdmin): ... readonly_fields = ('url',) I've adapted in this way: # In the admin.py file class ItemAdmin(admin.ModelAdmin): ...
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UITableView load more when scrolling to bottom like Facebook application

...thIdentifier:cellIdentifier]; if (!cell) { cell = [[MyCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MainMenuCellIdentifier]; } MyData *data = [self.dataArray objectAtIndex:indexPath.row]; // Do your cell customisation // cell.titleLabel.text =...
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Maven dependency for Servlet 3.0 API?

...JSTL 1.2, JSF 2.0, JTA 1.1, JSR-45, JSR-250. But to my knowledge, nothing allows to say that these APIs won't be distributed separately (in java.net repository or somewhere else). For example (ok, it may a particular case), the JSF 2.0 API is available separately (in the java.net repository): <...
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Moving matplotlib legend outside of the axis makes it cutoff by the figure box

... Sorry EMS, but I actually just got another response from the matplotlib mailling list (Thanks goes out to Benjamin Root). The code I am looking for is adjusting the savefig call to: fig.savefig('samplefigure', bbox_extra_artists=(lgd,), bbox_in...
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What is PECS (Producer Extends Consumer Super)?

...h element will behave as a Thing when you perform your operation. (You actually cannot add anything to a Collection<? extends Thing>, because you cannot know at runtime which specific subtype of Thing the collection holds.) Case 2: You want to add things to the collection. Then the list is a ...
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What is the volatile keyword useful for?

... volatile has semantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value. To answer your question: Y...