Install OpenCV python 3 

pip3 install opencv-python

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Fix Audio Windows on MAC

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  [GUIDE]  DSDT override  eGPU error 12 fix (Windows only)   here   ◄  Mac owners  please work through this thread to solve error 12 before doing a  DSDT override here   ◄  pre-compiled  DSDT overrides   - load or use as reference when making your own   Introduction   A Windows system's DSDT table root bridge definition (ACPI PNP0A08 or PNP0A03) is usually confined to a reserved 32-bit space (under 4GB) budgetted to be large enough to host the notebook's PCIe devices. A watermark TOLUD value is then set and locked in the system firmware. Windows OS honors the root bridge definition and will allocate PCIe devices within it. macOS ignores the root bridge constraints as too does Linux when booted with the 'pci=noCRS' parameter. Neither of those OS require a  DSDT override  and can allocate freely in the huge 64-bit PCIe address space.   When retrofitting a eGPU, an   error 12 (This device cannot find ...
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Tkinter tkFileDialog module

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Tkinter tkFileDialog module tkFileDialog  is a module with open and save dialog functions. Instead of implementing those in  Tkinter GUI  on your own. Related courses Tkinter GUI Application Development Projects Overview An overview of file dialogs: Function Parameters Purpose .askopenfilename Directory, Title, Extension To  open  file: Dialog that requests selection of an existing file. .asksaveasfilename Directory, Title, Extension) To  save  file: Dialog that requests creation or replacement of a file. .askdirectory None To  open directory Tkinter Open File The  askopenfilename  function to creates an file dialog object. The extensions are shown in the bottom of the form (Files of type). The code below will simply show the dialog and return the filename.  If a user presses cancel the filename is empty. On a Windows machine change the initialdir to “C:\”. Python 2.7 version: from Tkinter import * fro...
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Jinja2

Jinga Documantation  Jinja2 is a modern and designer-friendly templating language for Python, modelled after Django’s templates. It is fast, widely used and secure with the optional sandboxed template execution environment: < title > {% block title %}{% endblock %} </ title > < ul > {% for user in users %} < li >< a href = " {{ user.url }} " > {{ user.username }} </ a ></ li > {% endfor %} </ ul > Features: sandboxed execution powerful automatic HTML escaping system for XSS prevention template inheritance compiles down to the optimal python code just in time optional ahead-of-time template compilation easy to debug. Line numbers of exceptions directly point to the correct line in the template. configurable syntax
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