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萌新web14

  In 萌新web13, I introduce a new method to figure this kinds of questions out. And luckily, it still works here.    

two kinds of messages dispatched by MediatR

https://github.com/jbogard/MediatR/wiki#basics Basics MediatR has two kinds of messages it dispatches: Request/response messages, dispatched to a single handler Notification messages, dispatched to multiple handlers   Request/response The request/respon

React: React的属性验证机制

一、简介 在开发中，属性变量类型的验证，几乎是任何语言都必须关注的问题，因为如果传入的数据类型不对，轻者程序运行仅仅是给出警告⚠️，严重的会直接导致程序中断，APP闪退或者web页面挂掉，这是很严重的bug问题。如我们所知，JavaScript是一种弱类型的语言，这意味着开发者可以随意地修改变量值

DROP VIEW - 删除一个视图

SYNOPSIS   DROP VIEW name [, ...] [ CASCADE | RESTRICT ] DESCRIPTION 描述 DROP VIEW 从数据库中删除一个现存的视图。 执行这条命令必须是视图的所有者。 PARAMETERS 参数 name 要删除的视图名称（可以有模式修饰）。 CASCADE  自动删除依赖此视图的对象（比如其它视图）。 RESTRIC

(15)3 kinds of bias that shape your worldview

https://www.ted.com/talks/j_marshall_shepherd_3_kinds_bias_that_shape_your_worldview/transcript 00:12I'm a meteorologist by degree, I have a bachelor's, master's and PhD in physical meteorology, so I'm a meteorologist, card carrying. A

LeetCode 575 Distribute Candies 解题报告

题目要求 Given an integer array with even length, where different numbers in this array represent different kinds of candies. Each number means one candy of the corresponding kind. You need to distribute these candies equally in number to brother and sis