IP proxy pool built by python crawler scrape framework
1,http://www.xicidaili.com/wt Domestic free agent website
2. Crawl the IP address and port of the website with the help of the scraper and write them into the txt file
3. Write a script to test whether the ip address and port in the txt document are available
4. Enter the available ip address and port into the txt d ...
Posted by jtmathome on Thu, 30 Apr 2020 19:48:04 -0700
View large scale animation by imitating wechat QQ
Today, I'm going to write an article about clicking the small picture to view the zooming animation of the large picture. The effect picture is as follows:
First of all, let's talk about the idea of implementation: when you see this effect picture, you don't even need to think about it. You can use attribute animation or compensation animati ...
Posted by el-sid on Thu, 30 Apr 2020 18:12:11 -0700
Calculation properties of Vue.js
Calculation attribute keyword: calculated
Calculation attribute purpose: used to deal with some complex logical problems.
I believe that many people have encountered the problem of string inversion. Let's demonstrate it with computational properties
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue ...
Posted by rmbarnes82 on Thu, 30 Apr 2020 17:46:03 -0700
React Ueditor data interaction
Integrate
The integration method is as follows: http://www.jianshu.com/p/d5d5ee66e733 , this article is very detailed
interactive
Example 1: timely feedback input
realization:
Principle:
Create listener selectionchange events in ue components and invoke callback functions inherited from parent components in time to respond to parent ...
Posted by ibo on Thu, 30 Apr 2020 16:31:34 -0700
Source code analysis of v-1.8.2 under core
V-1.8.2 source code analysis of anderscore (2)
if(typeof exports !== "undefined") {
if(typeof module !== "undefined" && module.exports) {
exports = module.exports = _;
}
exports._ = _;
} else {
root._ = _;
}
Assign the local variable defined above to the property in the global objec ...
Posted by crackfox on Thu, 30 Apr 2020 11:59:38 -0700
Hibernate learning notes (6)
1, Object navigation query
Previous relationships between customers and contacts were one to many: One to many
Scenario: query the customer according to the customer id, and find out all contacts of the customer
@Test
public void selectTest(){
SessionFactory sessionFactory = null;
Session session = null;
Transacti ...
Posted by 01706 on Thu, 30 Apr 2020 11:07:51 -0700
IOS - customize the layout of CollectionView and add headers
Look at the examples first, then the knowledge points
Formed collectionView
In viewDidLoad
- (void)viewDidLoad {
[super viewDidLoad];
//Here, the data obtained locally is stored in the array self.Array
NSArray * shopsArray = [shopModel mj_objectArrayWithFilename:@"1.plist"];
[self.Array addObjectsFromArray:shopsArray]; ...
Posted by r2ks on Thu, 30 Apr 2020 02:55:16 -0700
Getting started with Vue.js -- binding of form input (6)
Full case demo
<html>
<head>
<title>form input binding</title>
<meta charset="UTF-8">
<script src="https://cdn.jsdelivr.net/npm/vue"></script>
</head>
<body>
<div id="app">
//Add a favorite star:
<input @keyup.13="addStar" v-model="star">
...
Posted by djot on Wed, 29 Apr 2020 22:41:15 -0700
Fast landing practice of OpenLdap
Simply say the value of OPENLDAP to operation and maintenance management, and support the development of enterprise technology, such as GIT, ZABBIX, jmpserver, OA and other large and small systems, as well as the authentication and login of Windows and Linux systems.
If each platform needs to maintain a user management system, then if an emplo ...
Posted by brewfan9 on Tue, 28 Apr 2020 03:28:48 -0700
Wechat applet learning - global configuration
Global configuration
1.app.js
Define global data and global functions
Definition explanation:
onLanuch when the initialization of the applet is completed, onLaunch will be triggered (only once in the global)
onShow when the applet starts or enters the foreground display from the background, onShow will be triggered
onHide when an appl ...
Posted by hypuk on Mon, 27 Apr 2020 22:56:35 -0700