haryandb

# initial code from https://github.com/ros-perception/vision_opencv/blob/noetic/cv_bridge/python/cv_bridge/core.py
import cv2
import numpy as np
import sensor_msgs

def cv2_to_imgmsg(cvim, encoding="passthrough", header=None):
    if not isinstance(cvim, (np.ndarray, np.generic)):
        raise TypeError('Your input type is not a numpy array')
    # prepare msg
    img_msg = sensor_msgs.msg.Image()

haryandb

function flutter-watch(){
  tmux new-session \;\
  send-keys 'flutter run --pid-file=/tmp/tf1.pid' Enter \;\
  split-window -v \;\
  send-keys 'npx -y nodemon -e dart -x "cat /tmp/tf1.pid | xargs kill -s USR1"' Enter \;\
  resize-pane -y 5 -t 1 \;\
  select-pane -t 0 \;
}

function hx-find(){

haryandb

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a