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Asked: September 25, 2024In: Data Science, Ubuntu

What are the methods for accessing and opening DB files on an Ubuntu system?

I’ve been diving into some database work lately on my Ubuntu system, and I’ve hit a bit of a wall trying to figure out the best ways to access and open DB files. I know there are multiple formats out ...Read more

Asked: September 26, 2024In: Data Science

how to install numpy in pycharm

anonymous user

Hi there! I’m currently working on a Python project in PyCharm, and I’m having some trouble installing NumPy, which I know is essential for numerical computations. I’m relatively new to PyCharm and Python, so I’m not entirely sure how to ...Read more

Asked: September 26, 2024In: Data Science

can’t call numpy on tensor that requires grad

anonymous user

I’m currently working on a project involving PyTorch, and I ran into a frustrating issue. I have a tensor that requires gradients, and when I try to perform operations with NumPy functions, I get an error saying that I can’t ...Read more

Asked: September 26, 2024In: Data Science

could not infer dtype of numpy.float32

anonymous user

I’m currently working on a data processing project using NumPy, and I’ve encountered a perplexing issue that I can’t quite resolve. Specifically, I’m getting this error message: “could not infer dtype of numpy.float32.” I’m not entirely sure what it means ...Read more

Asked: September 26, 2024In: Data Science, SQL

how to get only column names from table in sql

anonymous user

Hi everyone, I’m currently working on a project that involves querying a database, and I’m encountering a bit of a problem. I need to retrieve just the column names from a specific table, but I’m not quite sure how to go ...Read more

Asked: September 26, 2024In: Data Science, SQL

What is the reason behind the convention of prefixing SQL Server table names with “dbo”?

anonymous user

I’ve been digging into SQL Server lately, and one thing that keeps popping up is this convention of prefixing table names with “dbo.” I mean, it’s everywhere! If you’re working on a project or even just diving into some database ...Read more

Asked: September 26, 2024In: Data Science, Python

how to add two matrices in python using numpy

anonymous user

I’m currently working on a project that involves some matrix operations, and I’ve run into a bit of a snag with adding two matrices in Python. I’m using the NumPy library because I’ve heard it’s very efficient for numerical calculations, ...Read more

Asked: September 26, 2024In: Data Science, Python

can’t multiply sequence by non-int of type ‘numpy.float64’ python

anonymous user

I’m currently working on a Python project that involves numerical computations using NumPy, but I’ve run into a frustrating error that I can’t seem to resolve. Specifically, I’ve encountered this message: “can’t multiply sequence by non-int of type ‘numpy.float64’.” I ...Read more

Asked: September 26, 2024In: Data Science

how to check if each number is even in numpy

anonymous user

I’m currently working on a project involving numerical data analysis using NumPy, but I’ve hit a bit of a roadblock. I need to check which numbers in my array are even, and I’m not quite sure how to do this ...Read more

Asked: September 26, 2024In: Data Science, SQL

how to use contains in sql

anonymous user

I’m having a bit of trouble figuring out how to filter my SQL queries. Specifically, I want to use the “contains” function or its equivalent to search for specific substrings within a text field. I imagine this is a common ...Read more

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