In a setup similar to this: My question is how to get ALL the rows in the dataframe with the same values on a certain set of columns ( let’s say for example {B,C} ) of an other specified row ( for example row with index 3) I want this (index 3, set {B,C}): The problem now is that in
Accept only objects in a method and return new object
I want to create a method that only takes objects of the class it is is defined in, manipulates it and returns a new object of the same class. For example: Does anyone have an idea how to get this done? best regards, David Answer You can do something like this : You can add type checking directly in the
How to save adjacency matrix to a file?
I have an adjacency matrix of the graph like this one: I want to savethis matrix as it is in a csv or txt file, what should I do? I have tried the following link and others dont give me the right output Please I need your help Thank you Answer Here you go:
Python: how do I can use android.show_keyboard for my android app?
I wrote a small pygame app that fills random colors on the device’s screen: But there are no UI elements (like in kivy) (but I can draw them), so I want to show/hide the keyboard from code. But I can’t find docs about android.show_keyboard and android.hide_keyboard My attempts: When I call android…
How can I copy a class in Python?
I’m using separate classes to create my characters in my game that I made using pygame. As you can see the classes are almost identical, with the only differences being the self.walkRight and self.walkLeft. So I would like to know a way that I can copy the first class and modify only the things that I w…
Turtle Graphics: Onscreenclick doesn’t work
학번, 이름, 전공 it says that Exception in Tkinter callback Traceback (most recent call last): File “C:UserssuyeoAppDataLocalProgramsPythonPython39libtkinter_init_.py”, line 1892, in call return self.func(*args) File “C:UserssuyeoAppDataLocalProgramsPythonPython39libturtle.py”, line 674, in …
list comprehension, how to append the new elements to the list?
am working on my Python assessment and I need a hand :( so, the task is to use this equation: 10*x-5 and print positive numbers only; the task focuses on using list comprehension, finally, I’ve to print the updated list. I did all of that but i couldn’t figure out how to insert/append the updated …
Execute code line by line interactively in console inside `with` block
When testing things interactively in a console, sometimes I use with statements. However, because they increase indentation, the prompt changes from >>> to … and the execution stops until I return to the lowest indentation. It makes sense for function definitions, because the code isn’t a…
How to use {% if user.is_authenticated %} in html to display or remove content
I’m trying to display certain content in my navbar when a user is logged in, but {% if user.is_authenticated %} does not work when I add it to my HTML Answer Flask-Login adds the current_user variable to your templates
How do I render the dataframe in the style at the beginning in a function?
With jupyter notebook, this code gives output in this style if I put it in a function, I get the dataframe in this style How do I render the dataframe in the style at the beginning in a function? Answer The styling as you show, can be explicitly called by the head() method Following on the comments, instead o…