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How to sort a HashMap in Java [duplicate]
... into a HashMap<TreeSet<Person>>, though the semantics of sets and lists are a bit different.
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how to get html content from a webview?
... html code from a webview?
I have tried several methods from stackoverflow and google, but can't find an exact method. Please mention an exact way.
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How can I detect when an Android application is running in the emulator?
... development server automatically.) What is the best way to detect when an Android application is running in the emulator?
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How to determine programmatically whether a particular process is 32-bit or 64-bit
...bool retVal;
return NativeMethods.IsWow64Process(process.Handle, out retVal) && retVal;
}
return false; // not on 64-bit Windows Emulator
}
}
internal static class NativeMethods
{
[DllImport("kernel32.dll", SetLastError =...
How can I validate a string to only allow alphanumeric characters in it?
...n use LINQ:
if (yourText.All(char.IsLetterOrDigit))
{
//just letters and digits.
}
yourText.All will stop execute and return false the first time char.IsLetterOrDigit reports false since the contract of All cannot be fulfilled then.
Note! this answer do not strictly check alphanumerics (whi...
What's the difference between assignment operator and copy constructor?
I don't understand the difference between assignment constructor and copy constructor in C++. It is like this:
8 Answers
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Sort an Array by keys based on another Array?
...y_merge works by starting with the array you give it (in the proper order) and overwriting/adding the keys with data from your actual array:
$customer['address'] = '123 fake st';
$customer['name'] = 'Tim';
$customer['dob'] = '12/08/1986';
$customer['dontSortMe'] = 'this value doesnt need to be sort...
Disable ScrollView Programmatically?
I would like to enable ScrollView and disable it by a Button Click.
Disable means like if the ScrollView wasn't there.. and enable it returns the ScrollView.
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Switching between Android Navigation Drawer image and Up caret when using fragments
When using the Navigation Drawer the Android devs are recommending that in the ActionBar "only those screens that are represented in the Navigation Drawer should actually have the Navigation Drawer image" and that "all other screens have the traditional up carat."
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What C++ Smart Pointer Implementations are available?
...pying and assignment in certain situations. Specifically it can be used to convert a non-const std::auto_ptr to an lvalue using the Colvin-Gibbons trick also known as a move constructor to transfer ownership.
On the contrary perhaps std::auto_ptr wasn't really intended to be used as a general purpo...