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Fix ffmpeg: error while loading shared libraries: libavdevice.so.59: cannot open shared object file: No such file or directory – Linux Tutorial

ffmpeg: error while loading shared libraries: libavdevice.so.59: cannot open shared object file: No such file or directory

When we are using python subprocess to call ffmpeg, we ge this error: ffmpeg: error while loading shared libraries: libavdevice.so.59: cannot open shared object file: No such file or directory.

Category: Linux

PyCharm Display Python Source Code Hierarchy – PyCharm Tutorial

pycharm display python Source code hierarchy

In order to increase our efficiency on python programming using pycharm, we often need to see the structure or hierarchy of python source code. In this tutorial, we will tell you how to see.

Category: Python

Understand Python float(‘inf’) or float(‘-inf’) with Examples – Python Tutorial

Understand Python float(inf) or float(-inf) with Examples - Python Tutorial

You may see float(“inf”) or float(“-inf”) in some python codes. What does it mean? In this tutorial, we will use some examples to help you understand it.

Category: Python

Display PyTorch Model Parameter Name and Shape – PyTorch Tutorial

Display PyTorch Model Parameter Name and Shape - PyTorch Tutorial

When we are using a deep learning model built with pytorch, we may want to know what parameters are contained in this model.

Category: PyTorch

Pip Install Python Packages Offline on Linux – Python Tutorial

Pip Install Python Packages Offline on Linux - Python Tutorial

Sometimes, we need install some python packages offline using pip command on linux. How to install? In this tutorial, we discuss this topic.

Category: Python

Linux scp Command: Transfer Files and Folders Between Linux Computers – Linux Tutorial

Linux scp Command: Transfer Files and Folders Between Linux Computers - Linux Tutorial

Linux scp command allows us to transfer files and folders between different linux computers. In this tutorial, we will introduce how to use it to transfer.

Category: Linux

Count the Total Number of Parameters in PyTorch Model

Count the Total Number of Parameters in PyTorch Model

When we are using pytorch to build an ai model, we may want to know how many parameters in this model. In this tutorial, we will use an example to show you how to do.

Category: PyTorch

Fix Python SyntaxError: Non-ASCII character ‘\xe4’ in file Error – Python Tutorial

Fix Python SyntaxError: Non-ASCII character '\xe4' in file Error - Python Tutorial

When we are running python script on terminal, we may get this error: SyntaxError: Non-ASCII character ‘\xe4’ in file. In this tutorial, we will introduce you how to fix it.

Category: Python

Unit-normalize a NumPy Array: A Practice Guide – NumPy Tutorial

vector normalization

We often need to unit-normalize a numpy array, which can make the length of this arry be 1. In this tutorial, we will introduce you how to do.

Category: NumPy

Understand numpy.linalg.norm() with Examples: Calculate Matrix or Vector Norm – NumPy Tutorial

Understand numpy.linalg.norm() with Examples: Calculate Matrix or Vector Norm - NumPy Tutorial

In this tutorial, we will introduce how to use numpy.linalg.norm() in python. It can allow us to calculate matrix or vector norm easily.

Category: NumPy
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