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ES6-const定义常量
在es5中我们一般将变量名大写来表明这是一个常量,但其实它是可以修改的。 在es6中可以用const来定义常量,它定义的常量不能修改。 const NAME = 'tom'; NAME = 'jack'; console.log(NAME); 输出:报错,Assignment to constant ...
分类:其他好文   时间:2020-02-18 12:58:29    阅读次数:76
解决 warning 显示 The linear_assignment function is deprecated in 0.21 and will be removed from 0.23. Use scipy.optimize.linear_sum_assignment instead
用以下代码做实验 import time import cv2 as cv import glob import argparse import sys import numpy as np import os.path from collections import deque from skle ...
分类:其他好文   时间:2020-02-17 16:14:35    阅读次数:407
【Flask项目】 python学习经典报错
报错: UnboundLocalError: local variable 'total_page' referenced before assignment news_list = [] # 修改 total_page =1 current_page = 1 try: paginate = use ...
分类:编程语言   时间:2020-02-13 09:39:40    阅读次数:86
STA303 - Assignment
STA303 - Assignment 1Winter 2020Due 2019-01-31This assignment is worth 5% of your final grade. It is also intended as preparation for Test 1 (worth 20 ...
分类:其他好文   时间:2020-02-08 19:30:34    阅读次数:119
UnboundLocalError: local variable 'a' referenced before assignment
首先,上一段代码: 1 def out(): 2 a=1 3 def inner(): 4 a+=1 5 print(a) 6 return inner 7 func = out() 8 func() 初略看上去没有什么问题,运行之后报错:UnboundLocalError: local varia ...
分类:其他好文   时间:2020-01-23 19:49:45    阅读次数:83
浅谈在ES5环境下实现const
最近看到一个面试题——用ES5实现const。作为JS初学者的笔者知道在ES6中有const命令,可以用来声明常量,一旦声明,常量的值就不可改变。例如:1234567891011const Pi = 3.1415;Pi Pi = 3;// TypeError: Assignment to const... ...
分类:其他好文   时间:2020-01-23 19:42:18    阅读次数:82
CSE 535: Mobile Computing
CSE 535: Mobile ComputingAccelerometer Data GraphAssignment 2Purpose:Assignment 2 will be an extension of Assignment 1. In this assignment, you will b ...
分类:其他好文   时间:2020-01-20 21:05:12    阅读次数:53
ISYS90086 Data Warehousing
ISYS90086 Data Warehousing – Summer Semester 2020Assignment 1 – Data Warehouse Design Assignment (25 marks)In groups of 2, you are required to write a ...
分类:其他好文   时间:2020-01-20 20:56:10    阅读次数:86
TSPP THE TRAVELING SALESMAN
Coursework Brief: ASSIGNMENT: THE TRAVELING SALESMAN PROBLEM WITH PROFITS (TSPP) In the Traveling Salesman Problem with Profits (TSPP) and time limit ...
分类:其他好文   时间:2020-01-10 20:15:18    阅读次数:85
kafka的暂停消费和重新开始消费问题
//暂停kafka的消费 暂停分区的分配consumer.unsubscribe();//此处不取消订阅暂停太久会出现订阅超时的错误consumer.pause(consumer.assignment());//重新消费分区,此处不重新分配会出错 this.open(null,null,null); ...
分类:其他好文   时间:2020-01-09 18:39:24    阅读次数:1033
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