I have installed pyspark recently. It was installed correctly. When I am using following simple program in python, I am getting an error. while running the last line I am getting error whose key line seems to be I have the following variables in .bashrc I am using Python 3. Answer By the way, if you use PyCha…
Neural Machine Translation model predictions are off-by-one
Problem Summary In the following example, my NMT model has high loss because it correctly predicts target_input instead of target_output. As is evident, the prediction matches up almost 100% with target_input instead of target_output, as it should (off-by-one). Loss and gradients are being calculated using ta…
Replace the color of block in gray scale image in Python
I have an Image of 128×128 pixels in which, there are 1024 blocks of 4×4 pixels each. If the coordinates of the first block areblock1= im[0:4, 0:4], then I want to replace the colour of pixels into a specific pixel intensity(or colour),example-128. So what I want to do is I want to change the colour…
Pass argument to Django form
There are several questions on stackoverflow related to this topic but none of them explains whats happening neither provides working solution. I need to pass user’s first name as an argument to Django ModelForm when rendering template with this form. I have some basic form: Here’s my sample class…
Requests.get failing when using inside function
I am using python requests library to get the data from adzuna api . if i try it is fetching me data But if i wrap this inside a fuction it is giving me following exception what is the wrong with this function ? See the Image for more info Answer (edited) Since using a single-line query fixed your problem,
How to get() a widget’s IntVariable value from the widget?
I am trying to get the value of a Tkinter.Checkbutton’s variable using .get(), but I get an error. I tried plenty of combinations of everything I’ve seen all over stackoverflow and other tutorial sites. The error I get is: It should be an IntVar, not a _tkinter.Tcl_Obj object, which doesn’t …
How do I check if PyTorch is using the GPU?
How do I check if PyTorch is using the GPU? The nvidia-smi command can detect GPU activity, but I want to check it directly from inside a Python script. Answer These functions should help: This tells us: CUDA is available and can be used by one device. Device 0 refers to the GPU GeForce GTX 950M, and it is cu…
How to find nth Fibonacci number using Javascript with O(n) complexity
Trying really hard to figure out how to solve this problem. The problem being finding nth number of Fibonacci with O(n) complexity using javascript. I found a lot of great articles how to solve this using C++ or Python, but every time I try to implement the same logic I end up in a Maximum call stack size exc…
Divide the image into 4×4 blocks and save each coordinate in variable
I have an grayscale Image of 128×128 that I want to divide into 4×4 pixel non-overlapping blocks and I want to save coordinate of each pixel as variable like this- I know I can do it manually by defining variables, but I can use any for loop for making it faster? After that, I’ll find mean of …
How to calculate the hourly average of my data?
I have the data from several sensors stored in a CSV file. The time resolution is one minute. The daily average for each sensor was easily calculated. I need to calculate the hourly average of the data. CSV data set format: First is date, second is time, third is parameter name, fourth is parameter code, and …