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Judy Windler

Answers by Judy Windler

What does “Cannot overload functions distinguished by return type alone” mean??

Function overloading means to have multiple methods with the same name. Now, the compiler, to resolve the correct overloaded method, look...

Multiple section table not displaying data?

Your Problem is probably because you set your arrays in the wrong Method: -(void)viewDidAppear:(BOOL)animated That Method happen After ...

What does “Attempt to Invoke Virtual Method” really mean??

As clearly explained by user2864740, A virtual method is a method resolved polymorphically (a private method would is not 'virtual'...

Do I always have `(a / b * b) + a % b == a` when b is not zero??

C++11 §5.6[expr.mul]/4 specifies: If the quotient a/b is representable in the type of the result, (a/b)*b + a%b is equal to a. C11 ...

Check if space is in a string?

== takes precedence over in, so you're actually testing word == True. >>> w = 'ab c' >>> ' ' in w == True 1: False >...

Unable to resolve dependencies with Android Studio and Firebase?

Update Try "File"->"Invalidate Caches / Restart -> Invalidate and restart" Try to clean up your .gradle and .idea directory under ...

How to read whitespace with scanner.next()?

Scanner scanner = new Scanner(file).useDelimiter("'") But this is highly inefficient. The better way forward would be: to read character...

java.lang.ClassNotFoundException: org.apache.xmlbeans.XmlException?

You need to add the XML beans dependency to your class path. The library is usually called xmlbeans-x.x.x.jar ...

Error : No module named 'psutil'?

Error I got in windows 10 while executing a python script -> Traceback (most recent call last): File "C:\Users\YOUR NAME\Deskt...

Why can't make_shared construct this object? [duplicate]?

//auto foo = std::shared_ptr<Foo>(new Foo(i)); "works" Here you access Foo's constructor from inside Foo and then pass this pointe...

Django: Cannot import name 'model'?

I can see, this is due to circular import in your urls.py You are doing from . import views You should do like from .views import XyzView...

What does this expression language ${pageContext.request.contextPath} exactly do in JSP EL??

The pageContext is an implicit object available in JSPs. The EL documentation says The context for the JSP page. Provides access to va...

how to set a int value passed by parameter to a function and assign it to global so I can use outside of the function??

You could pass a pointer to your integers into the function, instead of passing the values. E.g.: int assignValues(int *valor_assign1, in...

Pandas.read_csv “unexpected end of data” Error?

For me adding this fixed it: error_bad_lines=False It just skips the last line. So instead of reviews = pd.read_csv('br.csv', engine...

How can I install Cufflinks in Pycharm??

The solution is simple. You need to go to File>Settings>Project: Python Projects>Project Interpreter and click on Settings>Ad...