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Android Studio says “cannot resolve symbol” but project compiles
...studio to load everything.
It will give you some errors, ignore those.
Now go to your java file and android studio will suggest you import
import android.support.v4.app.FragmentActivity;
Import it, then go back to Open Module Settings and change the compile sdk version back to what it was...
Why is it impossible to override a getter-only property and add a setter? [closed]
...to (since the Baseclass explicitly states that it is a get only property).
Now with your derivation, my code may break. e.g.
public class BarProvider
{ BaseClass _source;
Bar _currentBar;
public void setSource(BaseClass b)
{
_source = b;
_currentBar = b.Bar;
}
public Bar getBar(...
Casting vs using the 'as' keyword in the CLR
...d pattern matching, which has largely replaced the as operator, as you can now write:
if (randomObject is TargetType tt)
{
// Use tt here
}
Note that tt is still in scope after this, but not definitely assigned. (It is definitely assigned within the if body.) That's slightly annoying in some ...
How do I override __getattr__ in Python without breaking the default behavior?
...
-1 This does modify default behavior. Now you have an AttributeError without the context of the attribute in the exception args.
– wim
Nov 26 '18 at 19:43
...
How does the @property decorator work in Python?
...mat(money.dollars, money.cents))
# prints I have 27 dollar and 12 cents.
Now let's suppose you decide to change your Money class and get rid of the dollars and cents attributes but instead decide to only track the total amount of cents:
class Money:
def __init__(self, dollars, cents):
...
Remove duplicates from an array of objects in JavaScript
... fetching keys is never order guaranteed. So, you end up sorting it again. Now, suppose the array was not sorted but yet its order is important, there is no way you can make sure that order stays intact
– Deepak G M
Apr 17 '19 at 6:31
...
Does Swift have documentation generation support?
...d in the Quick Help Inspector ⌥⌘2).
Symbol documentation comments are now based on the same Markdown syntax used by rich playground comments, so a lot of what you can do in playgrounds can now be used directly in source code documentation.
For full details of the syntax, see Markup Formatting ...
How to keep a Python script output window open?
...n 3? in python 3 it was renamed to input(). But I would use python 2.6 for now, since python 3 lacks important third party libraries that haven't been ported yet. (see other questions on python 2vs3). About editor, I don't use windows, notepad++ lets you configure the command. I use emacs which has ...
Is there a way to crack the password on an Excel VBA Project?
...assword protected, and it seems there's a lack of documentation... no-one knows the passwords.
22 Answers
...
Why dict.get(key) instead of dict[key]?
...ents anywhere?
As mentioned here,
It seems that all three approaches now exhibit similar performance (within about 10% of each other), more or less independent of the properties of the list of words.
Earlier get was considerably slower, However now the speed is almost comparable along with t...