python3环境下遇到的问题
pip 解决 ImportError: cannot import name 'main' 当 pip 更新至最新版的时候,不管是执行 pip list 还说 pip install packageName 安装包,都会抛出一个异常 Traceback (most recent call last):
File "/usr/bin/pip3", line 9, in <module> from pip import main ImportError: cannot import name
Computer Science 320SC
Computer Science 320SC – (2019) Programming Assignment 3 Due: Saturday, September 14th (11:57pm) Requirements This assignment requires you to write three efficient algorithms that processes intervals. At least two of them should be implemented via s
HW1: Efficacy of Small-class Size in Early Education
HW1: Efficacy of Small-class Size in Early Education The STAR (Student-Teacher Achievement Ratio) Project is a four-year longitudinal study examining the effect of class size in early grade levels on educational performance and personal development.
POJ 2451 Uyuw's Concert (半平面交)
题目链接:POJ 2451 Problem Description Prince Remmarguts solved the CHESS puzzle successfully. As an award, Uyuw planned to hold a concert in a huge piazza named after its great designer Ihsnayish. The piazza in UDF - United Delta of Freedom’s downtown w
asp.net core Authentication之AddJwtBearer分析
一,准备内容 在之前讲过的asp.net core 实现OAuth2.0四种模式系列中的IdentityApi客户端用到了以下配置代码 public void ConfigureServices(IServiceCollection services)
{
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2);
servic
MCEN90008 FLUID DYNAMICS
THE UNIVERSITY OF MELBOURNE DEPARTMENT OF MECHANICAL ENGINEERING MCEN90008 FLUID DYNAMICS ASSIGNMENT FOR POTENTIAL FLOW Instructions: • Assignment to be handed in by 23:59 on Friday 13th September 2018. • This assignment should be done in groups of
POJ 1279 Art Gallery (半平面交)
题目链接:POJ 1279 Problem Description The art galleries of the new and very futuristic building of the Center for Balkan Cooperation have the form of polygons (not necessarily convex). When a big exhibition is organized, watching over all of the picture
Digital Folio Group: Individual
Assessment Summary Title: Digital Folio Group: Individual Graded out of: 40 Weight: 40% Due date: Week 10 15th of September 2019 (11: 55 pm) Submission: Online: Hardcopy Instructions: Students should built their portfolio continuously during unit an
C# 匿名回调方法在循环体中使用的注意事项
今天在做AVG工具的选择分支功能时发现了一个问题,先把代码贴上来: 1 private void SelectionParse(string vaule)
2 {
3 string[] ss = vaule.Split('|');
4 List<GameObject> s_inss = new List<GameObject>();
5
6 view.selection.SetActive(true);
INFS7410 Project
INFS7410 Project - Part 1 - v3 Note: these instructions have been modified on 28/08/2019 Preamble The due date for this assignment is 29 August 2019 17:00 5 September 2019 17:00, Eastern Australia Standard Time (extended from 29/08) 19 September 201
POJ 3130 How I Mathematician Wonder What You Are! (半平面交)
题目链接:POJ 3130 Problem Description After counting so many stars in the sky in his childhood, Isaac, now an astronomer and a mathematician uses a big astronomical telescope and lets his image processing program count stars. The hardest part of the pro
java http/https后台上传服务器视频到接口
没有代码得帖子都是耍流氓,废话不说,上代码 //上传视频 public static HttpEntity getMultiDefaultFileEntity(String pathlj,String ticketid) { MultipartEntityBuilder builder = MultipartEntityBuilder.create(); File file = new File(pathlj); builder.addBinaryBody("imageFile", file)
日常补题——ICPC网络赛南京站第二题B.super_log
先放个题目 Super_log 来源:计蒜客 https://nanti.jisuanke.com/t/41299 In Complexity theory, some functions are nearly O(1)O(1), but it is greater then O(1)O(1). For example, the complexity of a typical disjoint set is O(nα(n))O(nα(n)). Here α(n)α(n) is Inverse
mac 10.14.5 [vue create的时候 mkdir没有权限]
1.vue create的时候 mkdir没有权限 2.第一步。先检查系统是否开启了安全模式 csrutil status 3.如果是disabled。进去步骤5,直接查看文件夹权限。如果是enabled,进去步骤4,修改权限为disable。 4.禁用电脑SIP,界面参考 https://jingyan.baidu.com/article/fc07f989ba55c212ffe519fb.html 1.点开系统左上角的小苹果,点击【重新启动】
2.按住cmd+R键不放,直到页面出现【选择语
SpringCloud学习笔记(2):使用Ribbon负载均衡
简介 Spring Cloud Ribbon是基于Netflix Ribbon实现的一套客户端负载均衡工具,在注册中心对Ribbon客户端进行注册后,Ribbon可以基于某种负载均衡算法,如轮询(默认)、随机、加权轮询、加权随机等自动帮助服务消费者调用接口。 项目介绍 sc-parent,父模块(请参照SpringCloud学习笔记(1):Eureka注册中心) sc-eureka,注册中心(请参照SpringCloud学习笔记(1):Eureka注册中心) sc-provider-rando
Swagger实现Api(基于.NET core 2.2)
创建.NET core WebApi 1.打开vs选中新建项目- >选中.NET Core - >ASP.NET Core Web应用程序: 2.选择WebApi,这里我选择的是.NET core2.2为目前最新版本 3.创建好的项目结构 4.查看效果 使用浏览器打开项目查看效果:http://localhost:端口号/api/values 5.创建测试控制器类,允许跨域访问 控制器路由: [Route("api/Test")] 访问地址:http://localhost:端口号/api/T
日常补题——ICPC网络赛南京站第一题The beautiful values of the palace
The beautiful values of the palace 参考博文:https://blog.csdn.net/weixin_42856843/article/details/100559048 T: 1500ms M: 524288K judge:计蒜客 source:The Preliminary Contest for ICPC Asia Nanjing 2019 Description Here is a square matrix of n∗nn * nn∗n, each
CS 550 Operating Systems
CS 550 Operating Systems CS 550 Operating Systems, Fall 2019 Programming Project 1 Out: 9/8/2019, SUN Due date: 9/28/2019, SAT 23:59:59 There are three parts in this programming project. • In the first part, you are going to make some small changes
今日推荐
周排行