Category: Python
-
How to Enable webgui_jupyter_widgets and Make Webapp from *.ipynb File
webgui_jupyter_widgets is a package that provides tools for building web GUIs using Jupyter and the ipywidgets package. It is built on top of the ipywidgets library, which provides a set of interactive HTML widgets for use in Jupyter notebooks and the JupyterLab web-based development environment. webgui_jupyter_widgets extends the functionality of ipywidgets by providing additional widgets…
-
Required Packages for Webapp based on Jupyter Notebook and NGSolve Webgui
To use NGSolve with a web GUI, you will need to install the following Python packages: To install these packages, you can use pip, the Python package manager. For example, you can install the ngsolve package by running the following command: You can install the other packages in the same way. webgui_jupyter_widgets is a package…
-
How to Generate and Implement of Webapp based on NGSolve generated by Jupyter Notebook
o create a web application using Jupyter and nbconvert, you will need to follow these steps: jupyter nbconvert –to html mynotebook.ipynb or jupyter nbconvert –execute mynotebook.ipynb –to html This will create an HTML file called mynotebook.html in the same directory as your Jupyter notebook. It is generated Jupyter notebook example using mesh generation using ngsolve.…
-
Finite Difference Scheme (4) Python Examples for ODE
Here is an example of how to use NumPy to solve a second-order ODE using finite differences: First, we can import NumPy and set up the grid of x-values: Next, we can define the function $y(x)$ and its second derivative $y”(x)$: Note that in this example, we are using a function that has a known…
-
Finite Difference Scheme (3) Examples for Ordinary Differential Equation
Here is an example of how to solve a second-order ordinary differential equation (ODE) using finite differences: Suppose we have the following second-order ODE: where $y$ is a function of $x$ and $y”$ is the second derivative of $y$ with respect to $x$. To solve this ODE using finite differences, we can start by discretizing…
-
How to fix ModuleNotFoundError: No module named ‘_ctypes’ when you executed jupyter notebook
The error ModuleNotFoundError: No module named ‘_ctypes’ can occur when you try to run Jupyter Notebook and means that the _ctypes module, which is a part of the Python Standard Library, is not found. This can be caused by several factors, including a missing or corrupt Python installation, or a misconfigured environment. Here are some…
-
How to setup jupyter notebook setting in ubuntu
1. Install Python and pip, the Python package manager, if they are not already installed on your system. You can do this by running the following commands in a terminal: 2. Install Jupyter Notebook using pip. Run the following command in a terminal: 3. Create a Jupyter configuration file by running the following command in…
-
How to use NGSolve under Python envrionment
NGSolve is a powerful finite element software for solving various types of partial differential equations (PDEs) and engineering problems, including beam deflection analysis. To perform a beam deflection analysis using NGSolve, you can follow these steps: In here, I described how to do simple 3D beam tensile test by NGSolve This code defines the geometry…
-
How to reinstall python in Ubuntu
To reset all settings of Python in Ubuntu, you can try the following steps: 1. Close any open Python programs or shells. 2. Open a terminal and run the following command to remove all global packages: 3. Run the following command to remove the Python package manager (pip): 4. Run the following command to remove…