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Get visible items in RecyclerView
...d to work with View.getGlobalVisibleRect(...) , but that hack is too ugly and does not always work too.
9 Answers
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How to change position of Toast in Android?
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From the documentation,
Positioning your Toast
A standard toast notification appears near the bottom of the screen,
centered horizontally. You can change this position with the
setGravity(int, int, int) method. This accepts three parameters: a
Gravity constant, an x-pos...
Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
Why should I prefer to use member initialization lists?
... this case, the constructor for B will call the default constructor for A, and then initialize a.x to 3. A better way would be for B's constructor to directly call A's constructor in the initializer list:
B()
: a(3)
{
}
This would only call A's A(int) constructor and not its default constructo...
Interview questions: WPF Developer [closed]
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I'd put binding and converters at entry level, since that is how you spend a lot of time in WPF.
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Sort ArrayList of custom Objects by property
... (o1, o2) -> o1.getStartDate().compareTo(o2.getStartDate()));
And List has a sort(Comparator) method, so you can shorten this even further:
Database.arrayList.sort((o1, o2) -> o1.getStartDate().compareTo(o2.getStartDate()));
This is such a common idiom that there's a built-in method...
Difference between break and continue statement
Can anyone tell me the difference between break and continue statements?
21 Answers
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Structure padding and packing
...alignment of the whole struct in an array */
} x;
Packing, on the other hand prevents compiler from doing padding - this has to be explicitly requested - under GCC it's __attribute__((__packed__)), so the following:
struct __attribute__((__packed__)) mystruct_A {
char a;
int b;
char c...
nvarchar(max) vs NText
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Wanted to add my experience with converting. I had many text fields in ancient Linq2SQL code. This was to allow text columns present in indexes to be rebuilt ONLINE.
First I've known about the benefits for years, but always assumed that converting would mea...
How do I represent a time only value in .NET?
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As others have said, you can use a DateTime and ignore the date, or use a TimeSpan. Personally I'm not keen on either of these solutions, as neither type really reflects the concept you're trying to represent - I regard the date/time types in .NET as somewhat on the sp...