Learn SQL Injection Vulnerability Principle from Zero

SQL injection Previously, most of the SQL injection vulnerabilities were learnt directly from the vulnerability environment built by the DVWA environment itself. Today, you want to build an environment of SQL injection vulnerabilities from scratch to intuitively understand the causes, characterUTF-8...

Posted by Navajo on Sat, 12 Jun 2021 03:09:31 +0930

Chapter 8 component technology

Component: it is a reusable Vue instance, which can extend HTML elements and use component names as custom HTML tags. There are two types of component registration in Vue: global registration and local registration. Difference: globally registered components can be used in the root instance of UTF-8...

Posted by Sharif on Sat, 12 Jun 2021 03:35:50 +0930

Decisive battle front end algorithm tree structure foundation union search set

Index of this series Fundamentals of linear tables Linked listqueueStack Tree structure foundation Binary treeHeap and priority queueAnd check the collection To be continued Union lookup set definition Parallel search is a kind of data structure to solve the problem of connectivity. Different dUTF-8...

Posted by mark_and_co on Sat, 12 Jun 2021 03:39:10 +0930

[new crown vaccine appointment] Fiddler capture new crown vaccine appointment interface and script implementation

1. Tools Fiddler bag grabbing toolMobile phone (Unified LAN with PC)Chrome browserPostman 2. Interface capture Open fiddler software and press the following settings in Tools > Options: Set the connection information. Note that the port here is used for mobile phone connection Check the IP addUTF-8...

Posted by ma5ect on Sun, 13 Jun 2021 02:44:50 +0930

vue.js learning notes 8

1, Why modularity With the emergence of ajax asynchronous request, the separation of front and back end is gradually formedIn order to cope with the surge of code, we usually organize the code in multiple js files for maintenanceFor example, the global variable with the same name: the followingUTF-8...

Posted by Stelios on Sun, 13 Jun 2021 02:54:38 +0930

Enhance code style -- Introduction to reduce() method of JavaScript array

Basic concepts The reduce() method executes the callback function for each element in the array in turn (excluding the elements deleted or never assigned) and returns a specific result. grammar reduce() receives two parameters. Its basic syntax is as follows: arr.reduce(callback,[initialValue]UTF-8...

Posted by The Bat on Sun, 13 Jun 2021 04:54:19 +0930

Understanding of async and await in js

1, Before explaining async and await, let's create three common functions, as follows: export default { created() { function funOne() { return '111111' } function funTwo(){ return '222222' } function funThree(){ return '333333' } function run (){ console.log(funOUTF-8...

Posted by brandondrury on Sun, 13 Jun 2021 05:15:29 +0930

Front end knowledge point VueRouter

Write on the front Most of the notes are from the high paid training camp of Lagou education, so they may be similar to other articles. Please bear with me. hash history hash compatibility is good, but the link is not#The history link is beautiful and there are no redundant symbols, buUTF-8...

Posted by dennismcdougall on Mon, 14 Jun 2021 06:39:28 +0930

Java development practice: how do I draw a map of China through geojson

Data analysis of Geojson GeoJSON is a format that encodes various geographic data structures. GeoJSON objects can represent geometry, features, or feature sets. GeoJSON supports the following geometric types: point, line, face, multipoint, multiline, Polyface, and geometric set. The feature in UTF-8...

Posted by chacha102 on Wed, 16 Jun 2021 04:55:11 +0930

Use and Key Sources of Ajax and Axios in Silicon Valley

Overview of Ajax Introduction to Ajax: Ajax(Async JavaScript and XML) sends requests to the server without refreshing the web page, gets responses, and implements the lazy loading process Introduction to XML: XML, like HTML, is a tag-based markup language HTML tags are predefined and are commoUTF-8...

Posted by Boxerman on Wed, 16 Jun 2021 06:39:31 +0930