Front end replication
Replication mainstream implementation
At present, there are four main ways of copy: ZeroClipboard.js, Clipboard.js, execCommand
Differences in replication
ZeroClipboard: it's the most compatible. It can be fully compatible with chrome/firefox/ie/safari, but the plug-in is large, 230KB. The implementation method is fl ...
Added by andynick on Tue, 31 Mar 2020 01:50:56 +0300
Python crawler practice, get Baidu Post Bar content
After a lot of study and preparation in the early stage, it is important for us to start writing the first real reptile. This time we want to climb the site is: Baidu Post Bar, a very suitable place for new people to practice, so let's start.
This time I climb the post bar is < western world > > which is an American drama I always l ...
Added by pearjam on Tue, 17 Mar 2020 15:58:46 +0200
The implementation mechanism of Linux 0.11 file system
#The implementation mechanism of Linux 0.11 file system
##1, Overview
Linux 0.11 file system is similar to Minix 1.0 file system, which is an index file system. For Linux, everything is a file. Generally, there are common files, character device files, block device files, symbolic links, directory files ...
Added by maskme on Sun, 08 Mar 2020 06:33:49 +0200
JavaScript - node operation, DOM core, event monitoring
1. Node related operations
1.1 method of deletion
Delete method of node: node.removeChild(nodes),
Review the method of adding nodes: node.appendChild(nodes),
1.2 operation of replication (clone)
Node assignment method: node.cloneNode();
What should be noted:
Here, there are two values in the brackets of cloneNode(), one is false and the other ...
Added by spectacularstuff on Sat, 07 Mar 2020 14:13:30 +0200
jQuery Use Notes
jQuery Foundation
Introduction to jQuery
A fast, lightweight, rich JavaScript class library
Official jQuery website: https://jquery.com
jQuery development documentation: http://www.bejson.com/apidoc/jquery
jQuery Advantages
Open source, free, easy to learn
Good compatibility
A powerful selector
Chain operation
Convenient dom operation
...
Added by Cyberspace on Sun, 23 Feb 2020 04:44:42 +0200
12306 Ticket Snapping Series, as long as the source of RAIL_DEVICEID is found, ticket Snapping will not drop line from here (middle)
Go straight to focus
High-rise building for key clues
The most typical network request in Js file is asynchronous callback, which complicates the original simple operation. If you wait for me, I wait for him, he still waits for her.
The direct result is that the entire request process reverses, and ass ...
Added by joshuamd3 on Mon, 17 Feb 2020 07:22:03 +0200
JavaScript - details of addeventlistener and removeEventListener
addEventListener(), removeEventListener(), are event binding operations. One is to add event binding, the other is to remove event binding.
addEventListener() is used to add binding events to the element, and removeEventListener() is used to remove binding events from the element.
Syntax description:
element.addEventListener(ev ...
Added by ven0mblade on Sat, 15 Feb 2020 19:54:35 +0200
ASP.NET open source import and export library used in Magicodes.IE Docker
Magicodes.IE used in Docker
Update history
2019.02.13
Update Nuget to 2.0.2
[import] to repair the single column imported Bug, unit test "onecolumnimporter" '. See you. https://github.com/dotnetcore/Magicodes.IE/issues/35).
[export] fixed the problem of template compiling and error reporting in some cases when exporting HTML, Pdf and ...
Added by fsumba on Sat, 15 Feb 2020 18:41:12 +0200
Eight queens problem (recursive backtracking)
#include<stdio.h>
#include<stdlib.h>
int sum = 0;
int Danger(int r,int c, int(*a)[8])
{
for(int i=0;i<8;i++)
{
if(a[i][c])
return 0;
}
for(int i=r,j=c;i>=0&&j>=0;i--,j--)
{
if(a[i][j])
return 0;
}
for(int i=r,j=c;i>=0&&am ...
Added by Visualant on Tue, 11 Feb 2020 17:55:36 +0200
JS DOM properties, including intrinsic and custom properties, as well as property acquisition, removal and setting
Attributes are divided into intrinsic attribute and custom attribute
View intrinsic properties
The intrinsic properties can be obtained through ele.property, but the custom properties cannot
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
...
Added by crondeau on Fri, 07 Feb 2020 19:35:58 +0200