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{ | |
"$schema": "https://aka.ms/terminal-profiles-schema", | |
"copyOnSelect": false, | |
"defaultProfile": "{574e775e-4f2a-5b96-ac1e-a2962a402336}", | |
// Add custom keybindings to this array. | |
// To unbind a key combination from your defaults.json, set the command to "unbound". | |
// To learn more about keybindings, visit https://aka.ms/terminal-keybindings | |
"keybindings": | |
[ | |
// Copy and paste are bound to Ctrl+Shift+C and Ctrl+Shift+V in your defaults.json. |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title></title> | |
</head> | |
<style type="text/css"> | |
html, body{ background-color:#1a948d; } | |
body | |
{ |
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package learn.io; | |
import java.io.FileInputStream; | |
import java.io.FileOutputStream; | |
import java.io.ObjectInputStream; | |
import java.io.ObjectOutputStream; | |
import java.util.ArrayList; | |
import learn.model.KhachHang; |
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# đây là một mẫu lập trình biến việc sử dụng nhiều class với các phương thức khác nhau về một interface đơn giản với một phương thức, | |
# nói một cách đơn giản hơn là thay vì thực hiện nhiều lời gọi phương thức chúng ta chỉ thực hiện gọi một phương thức. |