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What is the difference between shallow copy, deepcopy and normal assignment operation?
...is statement is true only for mutable objects and not immutable types like string, float, tuples.
– Neerav
May 7 '14 at 0:03
1
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How to update a menu item shown in the ActionBar?
...xtView) findViewById(R.id.title);
menu.getItem(0).setTitle(
getString(R.string.payFor) + " " + title.getText().toString());
menu.getItem(1).setTitle(getString(R.string.payFor) + "...");
return true;
}
And worked like a charm to me you can find OnPrepareOptionsMenu here
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Can “list_display” in a Django ModelAdmin display attributes of ForeignKey fields?
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Shouldn't both be get_author, since that is what the string you're returning (and the short description) actually reference? Or change string format argument to obj.book.reviews?
– Carl G
Jun 20 '12 at 19:12
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“Default Activity Not Found” on Android Studio upgrade
... android:name="com.your.package.name.YourActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-fil...
Determining if an Object is of primitive type
... up:
import java.util.*;
public class Test
{
public static void main(String[] args)
{
System.out.println(isWrapperType(String.class));
System.out.println(isWrapperType(Integer.class));
}
private static final Set<Class<?>> WRAPPER_TYPES = getWrap...
Understanding checked vs unchecked exceptions in Java
...ecking is expensive such as number formatting, consider this -
try {
String userAge = (String)request.getParameter("age");
userObject.setAge(Integer.parseInt(strUserAge));
} catch (NumberFormatException npe) {
sendError("Sorry, Age is supposed to be an Integer. Please try again.");
}
...
How to tell Eclipse Workspace?
...heoretically is a nice solution, it's insane that you need to put a custom string in there instead of Eclipse just using the workspace directory name by default.
– sschuberth
Nov 26 '13 at 8:44
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How do I print out the contents of an object in Rails for easy debugging?
..."
end
end
Then when you go to print it with #puts it will display that string with those variables.
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Html.ActionLink as a button or an image, not a link
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How do you handle the Button name string you assign in the action link parameter then. This did not work for me.
– ZVenue
Jul 22 '11 at 18:06
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Core Data: Quickest way to delete all instances of an entity
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Reset Entity in Swift 3 :
func resetAllRecords(in entity : String) // entity = Your_Entity_Name
{
let context = ( UIApplication.shared.delegate as! AppDelegate ).persistentContainer.viewContext
let deleteFetch = NSFetchRequest<NSFetchRequestResult>(entityNa...