when including the static files in the Django-jinja template it shows an error. If I removed that line It worked. But I want to load my static files in jinja template. Answer First you have to load static at top of your html page Then you have to use {% %} instead of {{ }}
Create calculated field within dataset using Python
I have a dataset, df, where I would like to create columns that display the output of a subtraction calculation: Data Desired Doing I am looking for a more elegant way that provides the desire output. Any suggestion is appreciated. Answer We can perform 2D subtraction with numpy: Benefit here is that, no matt…
How can I print another version of the board without actually changing it?
Suppose the and I want to have a function that print the board in a readable version which would be like This method does not change the actual board. It prints ‘X’ for 1, ‘O’ for 2, and empty space (‘ ‘) for 0. Answer You can use a translation dictionary and a nested list …
Why does the “which” system command give a 256 code with os.system in python?
I am on mac OSX. I have a program where I am trying to call downloaded libraries from the terminal. This is not possible if I don’t know where the libraries are. I will use pip as a common library example I have read this response to the 256 error, however, I still don’t understand why it appears …
Nested `defaultdict of defaultdict of defaultdict` each with a backreference
Using tree = lambda: dedfaultdict(tree), I can replace the following code: with: What I actually want is for each dictionary node to have a backreference to its parent dictionary node. I can do this as follows: (proof that this works: link) So, given that I was able to use tree = lambda: defaultdict(tree) to …
Pandas: Dataframe itertuples boolean series groupby optimization
I’m new in python. I have data frame (DF) example: id type 1 A 1 B 2 C 2 B I would like to add a column example A_flag group by id. In the end I have data frame (DF): id type A_flag 1 A 1 1 B 1 2 C 0 2 B 0 I can do this in
Unable to read value from memory using offsets
I’m trying to extract the value from a memory address using the base address of a .dll + offsets. I used Cheat Engine to find the base address, and pymem to get the base address as hex. Here’s the code I used to find the base address: For reading the value I’m using ReadWriteMemory. I used t…
Compute gradients across two models
Let’s assume that we are building a basic CNN that recognizes pictures of cats and dogs (binary classifier). An example of such CNN can be as follows: Let’s also assume that we want to have the model split into two parts, or two models, called model_0 and model_1. model_0 will handle the input, an…
Trying to resize image on 2nd window of Tkinter GUI
This code will open a main window with an image, then another window with the same image. Is there any way to resize the image to be smaller? (go to # !>>> IMAGE 2 (2nd window)) Here is the code: Answer I see Bryan Oakley has already posted an answer your question, but I’ll supplement it with m…
Creating a data frame from a list of lists with empty lists
Suppose we have some lists lst1 and lst2 and we want to create a data frame from them. So: When I try to create a data frame from these lists, it is empty: Is there any easy way to add the lst2 column even though it is empty? Answer There may be a more appropriate way to do this, but