vue property binding and interaction

vue directive binding properties vue binds attributes by directive v-bind, src/width/height/title, such as v-bind:src='''can be abbreviated as: src=''', the same v-Bind:widthWait a moment, abbreviated as width,:height <script src="https://unpkg.com/vue/dist/vue.js"></script> <body> <div id="box"> <img v-bind:sr ...

Posted by info@ipfaces.org on Mon, 20 Jul 2020 09:12:34 -0700

freemarker tag usage and configuration

After some time of research, freemarker really works better than jsp, and freemarker strictly divides the mvc pattern.Show on the page as a template filler.The following describes the use and configuration of freemarker that I experienced. Configuration tags are good for maintaining and expanding the project. Create a freemarker configuratio ...

Posted by FrankHarley on Mon, 20 Jul 2020 08:38:52 -0700

vue+vuex+axios+echarts Draw a dynamically updated map of China

I. Build projects and install plug-ins # Install vue-cli npm install vue-cli -g # Initialize project vue init webpack china-map # Cut into Catalog cd china-map # Installation Project Dependency npm install # Install vuex npm install vuex --save # Install axios npm install axios --save # Install ECharts npm install echarts --save II. Pr ...

Posted by jimmyborofan on Mon, 20 Jul 2020 08:30:08 -0700

[LUOGU] 1364 Hospital Settings

There is a binary tree, as shown in the figure: [I am the picture] Among them, the numbers in the circle represent the population of the residents in the node.Numbers on the rim represent node numbers. A hospital is now required on a node to minimize the sum of all residents'journeys, and it is agreed that the distan ...

Posted by dan7474 on Mon, 20 Jul 2020 08:11:24 -0700

Crawl app photos with python

Download a fighting fish first (you can do it without downloading, the URLs are all here, right) Grab a json package by grabbing it and get the address below   Observed tests show that modifying offset values is equivalent to paging an app Accessing this url returns a large dictionary with two indexes, one error and one data.Data is another 20 ...

Posted by snowdog on Mon, 20 Jul 2020 08:02:20 -0700

Kids learn Java (6): encapsulation

Object oriented has three characteristics: Encapsulation, Inheritance and Polymorphism. This section covers encapsulation. Procedure 1 class Woman { private String name; private int age; private Man husband; public void setName(String name) { this.name = name; } public String getName() { return ...

Posted by thehigherentity on Sun, 19 Jul 2020 08:51:28 -0700

References in Java and JNI (strong, soft, weak, virtual)

1. Strong References (Objects) Features: Strong references provide direct access to the target object. Will not be recycled. Two, soft reference (SoftReference class) Features: When GC reclaims based on JVM memory, JVM reclaims when it finds it is out of memory Conditions for freeing up space: JVM found insufficient m ...

Posted by alireza on Sun, 19 Jul 2020 08:34:35 -0700

Private data for threads (TSD-Thread-Specific Data)

Within a thread, thread private data can be accessed by individual functions, but it is blocked from other threads. When using thread data, first create an associated key for each thread's data.Within each thread, this common key is used to refer to thread data, but in different threads, the data represented by this key is different.That is, o ...

Posted by madspoihur on Sun, 19 Jul 2020 08:18:02 -0700

Detailed installation directory for Nginx

1.Nginx Log Rotation, Log Cutting for logrotate Service | Profile /etc/logrotate.d/nginx 2.Nginx Home Profile|Directory, Profile /etc/nginx /etc/nginx/nginx.conf /etc/nginx/conf.d /etc/nginx/conf.d/default.conf 3.cgi configuration related, fastcgi | configuration file /etc/nginx/fastcgi_params /etc/nginx/scgi ...

Posted by Pieman86 on Sun, 19 Jul 2020 08:07:05 -0700

Beego Learning Notes 6: Paging Implementation

Implement Paging 1> Business logic for paging implementation 1->N data are displayed on each page. For the total number of data records M, the number of pages M%N==0?M/N:M/N+1; 2->Page Rendering Paging html Part 3>Switch pages, input parameters, background processing, and retrieve new eligible data 4>Paging method, js paging, and ...

Posted by irishred8575 on Sun, 19 Jul 2020 07:40:52 -0700