I’m creating a non-linear response to a series of random values from {-1, +1} using a simple Volterra kernel: With a zero mean for a(k) values I would expect r(k) to have a zero mean as well for arbitrary w values. However, I get r(k) with an always positive mean value, while a mean for a(k) behaves as expected: is
How to build a CNN model for MNIST fashion and test it with a another set of image from web?
Importing the data and splitting it into 4 for test and train [5] This is actually wrong. It should be printed as a trouser which is denoted by 1 cause in mnist dataset 5 is sandal Label Description 0 T-shirt/top 1 Trouser 2 Pullover 3 Dress 4 Coat 5 Sandal 6 Shirt 7 Sneaker 8 Bag 9 Ankle boot I
How to add placeholder for search field in admin.py
How can I add placeholder in django for a search field I am using in admin.py with Django3.1 as: Is there any way to do something like this? Answer With Django 4, you can now add a search_help_text. More details in the doc here.
Python: Why opening an XFA pdf file takes longer than a txt file of same size?
I am currently developping some python code to extract data from 14 000 pdfs (7 Mb per pdf). They are dynamic XFAs made from Adobe LiveCycle Designer 11.0 so they contain streams that needs to be decoded later (so there are some non-ascii characters if it makes any difference). My problem is that calling open() on those files takes around
Forks and Pipes in c++
I am using 4 processes in which A’s output will goto A1 and A1’s output will go to A2 and A2 output will come out in the console. Even A1 output also will comeout in console. 1st program – A C++ program which is a random generator that will generate the output as per the requirements of A1’s input and
Multiplying pandas columns based on multiple conditions
I have a df like this I want a output like below The goal is calculate column C by mulytiplying A and B only when the count value is “yes” but if the column People values are same that is yes for dia and no for also dia , then we have to calculate for the count value “no” I
Error in Float can’t be interpreted as an integer in old code
I am trying to reuse this old function generated by a former employee and the company I now work at and am receiving the error “TypeError: object of type <class ‘float’> cannot be safely interpreted as an integer.” I thought I could fix it quite easily with integer division // but that doesn’t seem to be fixing the issue. Answer
I would like to make a discord bot that sends a message when a member goes online but I can’t seem to make it work ? (python)
I would like to make it so when a member goes online my both will send a message in the server welcoming the member but I cannot find a way to do so if I could get the name of the user too it would help thank you. Here is my code that is not working Answer Here’s a snippet
Updating a pre-exiting fields datatype(string=> date) in a mongoDb collection
I am trying to update a field that was initially captured as a string instead of a date type. Currently, the query that insert into the collection has been modified , so that future insert to that field is date. data type However, I am trying to update the previously inserted data, before query modification that still has the string
Wrong column data in figure in Python
I am trying to plot multiple graphs in one figure using subplots. It looks the way I want but the data on x-axis is wrong. Instead of taking the values of ‘Time’ it is taking the number of indices of the csv file imported using pandas. The time is from 0 to 7 milliseconds only. csv is imported as 200000