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How to convert std::string to NSString?
...dent encoding who value is derived from user's default language and potentially other factors. The use of this encoding might sometimes be needed when interpreting user documents with unknown encodings, in the absence of other hints. This encoding should be used rarely, if at all. Note that some po...
How to display HTML in TextView?
...yout XML will not work.
This is what you should do:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
textView.setText(Html.fromHtml("<h2>Title</h2><br><p>Description here</p>", Html.FROM_HTML_MODE_COMPACT));
} else {
textView.setText(Html.fromHtml("&l...
Calling startActivity() from outside of an Activity context
...our adapter, or
get it from your view.
Or as a last resort,
add - FLAG_ACTIVITY_NEW_TASK flag to your intent:
_
myIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Edit - i would avoid setting flags as it will interfere with normal flow of event and history stack.
...
Are Exceptions in C++ really slow
...r
The cost, however, is not trivial to measure:
The side-table is generally cold, and thus fetching it from memory takes a long time
Determining the right handler involves RTTI: many RTTI descriptors to fetch, scattered around memory, and complex operations to run (basically a dynamic_cast test ...
What's a monitor in Java?
...
A monitor is mechanism to control concurrent access to an object.
This allows you to do:
Thread 1:
public void a()
{
synchronized(someObject) {
// do something (1)
}
}
Thread 2:
public void b()
{
synchronized(someObject) {
// do something else (2)
}
}
This ...
When to use window.opener / window.parent / window.top
...
window.opener refers to the window that called window.open( ... ) to open the window from which it's called
window.parent refers to the parent of a window in a <frame> or <iframe>
window.top refers to the top-most window from a window nested in one or mo...
Keystore type: which one to use?
...ding on the context), those include:
PKCS11, for PKCS#11 libraries, typically for accessing hardware cryptographic tokens, but the Sun provider implementation also supports NSS stores (from Mozilla) through this.
BKS, using the BouncyCastle provider (commonly used for Android).
Windows-MY/Windows-...
How to check if an object is a certain type
...ou can simply compare them using the Is operator.
So your code should actually be written like this:
Sub FillCategories(ByVal Obj As Object)
Dim cmd As New SqlCommand("sp_Resources_Categories", Conn)
cmd.CommandType = CommandType.StoredProcedure
Obj.DataSource = cmd.ExecuteReader
I...
foldl versus foldr behavior with infinite lists
...ed. If f always uses its first argument, this means Haskell has to recurse all the way down to the innermost term, then work backwards computing each application of f.
This is obviously a far cry from the efficient tail-recursion most functional programmers know and love!
In fact, even though fold...
Is int[] a reference type or a value type?
...
Arrays are mechanisms that allow you
to treat several items as a single
collection. The Microsoft® .NET Common
Language Runtime (CLR) supports
single-dimensional arrays,
multidimensional arrays, and jagged
arrays (arrays of arrays). All ar...