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Check orientation on Android phone
...n().orientation;
You can check for orientation by looking at its value:
int orientation = getResources().getConfiguration().orientation;
if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
// In landscape
} else {
// In portrait
}
More information can be found in the Android Devel...
Elegant solution to duplicate, const and non-const, getters? [duplicate]
...nst, and casting away the const is allowed.
class Foo
{
public:
const int& get() const
{
//non-trivial work
return foo;
}
int& get()
{
return const_cast<int&>(const_cast<const Foo*>(this)->get());
}
};
...
Find and extract a number from a string
...string and use Char.IsDigit
string a = "str123";
string b = string.Empty;
int val;
for (int i=0; i< a.Length; i++)
{
if (Char.IsDigit(a[i]))
b += a[i];
}
if (b.Length>0)
val = int.Parse(b);
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...
Markdown and including multiple files
...signed to allow people to write simple, readable text that could be easily converted to a simple HTML markup. It doesn't really do document layout. For example, there's no real way to align an image to the right or left. As to your question, there's no markdown command to include a single link fr...
Nullable ToString()
...also protects you from nulls. For ToString() it's not necessary (as you pointed out) but for default int values (for example) it works nicely, e.g.:
int page = currentPage ?? 1;
that lets you do all the integer operations on page w/o first explicitly null checking and calling for the value in cu...
Android: How to handle right to left swipe gestures
...reListener extends SimpleOnGestureListener {
private static final int SWIPE_THRESHOLD = 100;
private static final int SWIPE_VELOCITY_THRESHOLD = 100;
@Override
public boolean onDown(MotionEvent e) {
return true;
}
@Override
publi...
Auto increment primary key in SQL Server Management Studio 2012
...
Make sure that the Key column's datatype is int and then setting identity manually, as image shows
Or just run this code
-- ID is the name of the [to be] identity column
ALTER TABLE [yourTable] DROP COLUMN ID
ALTER TABLE [yourTable] ADD ID INT IDENTITY(1,1)
th...
Resolve Type from Class Name in a Different Assembly
...iedName}");
string typeName = match.Groups["name"].Value;
int n = int.Parse(match.Groups["count"].Value);
string asmName = match.Groups["assembly"].Value;
string subtypes = match.Groups["subtypes"].Value;
typeName = typeName + $"`{n}";
Type genericTy...
self referential struct definition?
...ll as it becomes a never-ending recursion.
However a Cell CAN contain a pointer to another cell.
typedef struct Cell {
bool isParent;
struct Cell* child;
} Cell;
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...
I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
... public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
Or if you are using ButterKnife:
@OnItemSelected(R.id.spinner)
public void onSp...