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@fnky
fnky / ANSI.md
Last active November 19, 2025 05:56
ANSI Escape Codes

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

  • Ctrl-Key: ^[
  • Octal: \033
  • Unicode: \u001b
  • Hexadecimal: \x1B
  • Decimal: 27
@chrisdone
chrisdone / gist:02e165a0004be33734ac2334f215380e
Last active November 7, 2025 22:45
Build and run minimal Linux / Busybox systems in Qemu

Common

export OPT=/opt
export BUILDS=/some/where/mini_linux
mkdir -p $BUILDS

Linux kernel

@itsrifat
itsrifat / extract_frames.cpp
Last active July 13, 2023 18:48
simple c++ functions to extract frames of a video file into a vector of Mat and saving the vector as jpg images using OpenCV 2.4.9
/*
This functions opens a video file and extracts the frames and put them into a vector of Mat(its the class for representing an img)
*/
void extract_frames(const string &videoFilePath,vector<Mat>& frames){
try{
//open the video file
VideoCapture cap(videoFilePath); // open the video file
if(!cap.isOpened()) // check if we succeeded
CV_Error(CV_StsError, "Can not open Video file");