xgenvn

Basic Knowledge

You have a common knowledge or an understanding of basic techniques and concepts.

• Focus on learning.

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Limited experience

You have the level of experience gained in a classroom and/or experimental scenarios or as a trainee on-the-job. You are expected to need help when performing this skill.

xgenvn

// imports a couple of java tasks
apply plugin: "java"

// List available tasks in the shell
> gradle tasks

// A Closure that configures the sourceSets Task
// Sets the main folder as Source folder (where the compiler is looking up the .java files)
sourceSets {
  main.java.srcDir "src/main"

xgenvn

Installation

pip3 install --user pyqt5  
sudo apt-get install python3-pyqt5  
sudo apt-get install pyqt5-dev-tools
sudo apt-get install qttools5-dev-tools

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Configuring to run from terminal

xgenvn

version: '2'
services:
  agency: 
      image: arangodb/arangodb
      environment:
          - ARANGO_ROOT_PASSWORD=openSesame
      command: --server.jwt-secret=openSesameJWT --database.password openSesame --server.endpoint tcp://0.0.0.0:5001 --agency.activate true --agency.size 1 --agency.supervision true

  coordinator:
      image: arangodb/arangodb

xgenvn

sudo add-apt-repository ppa:linuxuprising/java
sudo apt update
sudo apt install oracle-java12-installer

xgenvn

# Install virtualbox
sudo apt install virtualbox

# Install Kubectl
curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/darwin/amd64/kubectl && chmod +x kubectl && sudo mv kubectl /usr/local/bin

# Install Minikube
curl -Lo minikube https://storage.googleapis.com/minikube/releases/v0.14.0/minikube-darwin-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/
# Launch Minikube
minikube start

xgenvn

Attached Property

public static class FocusOnLoad
{
    public static bool GetCanFocusOnLoad(DependencyObject obj)
    {
        return (bool)obj.GetValue(CanFocusOnLoadProperty);
    }
 

xgenvn

$ ffmpeg -i input.mp4 -vcodec h264 -acodec mp2 output.mp4

xgenvn

Async Await Best Practices Cheat Sheet

Summary of Asynchronous Programming Guidelines

Name	Description	Exceptions
Avoid async void	Prefer async Task methods over async void methods	Event handlers
Async all the way	Don't mix blocking and async code	Console main method
Configure context	Use ConfigureAwait(false) when you can	Methods that require con­text

xgenvn

import cv2
import sys
import os


class FaceCropper(object):
    CASCADE_PATH = "data/haarcascades/haarcascade_frontalface_default.xml"

    def __init__(self):
        self.face_cascade = cv2.CascadeClassifier(self.CASCADE_PATH)