New Java8 feature - date-time objects and some other features

Date Time Object There are two types of operations on date and time: Conversion: Conversion from string to timestamp Calculate: Calculate the interval between two time points, the time point and the time period (Calculate next week N, next month D, last M month D, etc.) Java8 provides three classes: ...

Posted on Sun, 19 Jan 2020 21:12:18 -0500 by nagrgk

JavaScript: Class.method and lass.prototype.method

What is the difference between the following two statements? Class.method = function () { /* code */ } Class.prototype.method = function () { /* code using this.values */ } Can the first statement be treated as a declaration of a static method and the second as a declaration of an instance meth ...

Posted on Sun, 19 Jan 2020 20:34:09 -0500 by ravi181229

Project 4 product purchase

1: Merchant background - commodity management [commodity list] (in the merchant background, display the commodity list information of the merchant) The service layer code cannot be modified because it will affect the operator and merchant background Therefore, only the Controller in the background ...

Posted on Sun, 19 Jan 2020 04:35:14 -0500 by van__

Detailed installation and configuration of Jetbrains CLion

# Hi Today, I would like to recommend a powerful and intelligent C/C++ language editor.ta's name is - Jetbrains CLion (Uh, no headlines needed) This editor mainly supports C and C++, including modern C++ standards, lib c++ and Boost. CLion always knows your code and takes care of routines while paying attention to important issues. Identify you ...

Posted on Sat, 18 Jan 2020 22:59:18 -0500 by shashiku

MFC and Javascript Interaction-Cef

In this paper, Cef is used to load web pages, which calls each other between JavaScript and mfc code in Web pages. That is, mfc calls javascript, and JavaScript calls mfc code. 1. javascript calls mfc code (1) Build a framework for mfc to load cef and load web pages. This part of the content has a lot o ...

Posted on Sat, 18 Jan 2020 21:28:11 -0500 by nanobots

vue koa2 mongodb does the back-end part of the personal blog login registration function from scratch

0. Effect demonstration It's annoying to plug in a video.You can go out and turn right to Youku. Click on me!).   1. Backend Build 1.1 Project Structure First look at the server directory on the back end Explain one by one First, the dbs folder, as its name implies, operates on the database, and modules is the mongoose model that operates on ...

Posted on Sat, 18 Jan 2020 12:49:51 -0500 by kris81

React16 source code interpretation: uncover ReactDOM.render

Introduction stay Last article We quickly build a simple example through the create react app scaffold, and based on this example, we explain the implementation principle behind React.Component and React.PureComponent in class components. At the same time, we also learned that by using the Babel preset toolkit @ Babel / preset react, the return ...

Posted on Sat, 18 Jan 2020 03:53:22 -0500 by condorchou

wangEditor3 rich text local upload picture video function, plug-in source code modification

Recently, the company has used wangEditor as rich text, but there are some problems. The original wangEditor plug-in only supports the insertion of network pictures and network videos. Now it is required to add the import of local pictures and videos, so we went to check the manual specifically: wangEdi ...

Posted on Sat, 18 Jan 2020 01:48:14 -0500 by amwd07

The first play of the imitative book retrieval system Python

Personal blog https://blog.fmujie.cn/ Production reason: Simply put, the library teacher has a project that needs to tell a company something and needs a retrieval system, but the data source has to crawl from the Internet. Because the account is very expensive, it's not worth buying another accou ...

Posted on Fri, 17 Jan 2020 10:29:41 -0500 by depsipher

vue learning notes form input binding

Preface In the last chapter vue learning notes (4) event processor In the content of this blog, we have learned how vue binds events. This blog focuses on the binding of form input in vue. Usually, when we submit information, we use forms to send information to the server, such as login, registration, ...

Posted on Fri, 17 Jan 2020 08:22:03 -0500 by Svoboda