python reptile actual battle post beauty picture

In recent days, I have used my spare time to self-study python crawlers to crawl various nutritious websites..... Looking at my growing calluses... How can we not share it to supplement nutrition -------------Manual split line------------------- Introduce the next small project, do is to crawl Baidu Pos ...

Posted on Sat, 15 Feb 2020 23:38:01 -0800 by flamtech

Media query, responsive page

For mobile page, there are two implementation schemes:1. The PC side page and mobile side page of the website are completely separated, and different pages are returned to users according to the type of access device (this scheme is adopted by most domestic websites at present).2. Responsive page layout: the page itself can mak ...

Posted on Sat, 15 Feb 2020 10:32:11 -0800 by vishwavivek

Internet Explorer's console is an undefined error

I'm using Firebug, and I have some similar statements: console.log("..."); In my page. In IE8 (and probably earlier), I received a script error that said "console" was not defined. I try to put it at the top of the page: <script type="text/javascript"> if (!console) console = {log: function() {}}; </script> ...

Posted on Sat, 15 Feb 2020 03:02:48 -0800 by realchamp

H-ui front end framework

Button Fillets and background gradient browsers, such as IE series, are not supported and display flat solid color right angle effects. HTML code <input class="btn btn-default" type="button" value="default"> <input class="btn btn-default radius" type="button" value="Fillet effect"> <input class="btn btn-default round" type=" ...

Posted on Wed, 12 Feb 2020 08:52:33 -0800 by jcornett

The essence, definition and usage of variables and scopes in JS

Global scope and local scope global scope Local scope: function scope Global scope can be accessed globally and locally, while local scope can only be accessed locally var name="cyy"; function fn(){ var age=25; console.log(name);//cyy console.log(age);//25 } fn(); console.log(name);//cyy console.log(age);//age is not defined js h ...

Posted on Mon, 10 Feb 2020 22:52:59 -0800 by holladb

Java JavaScript advanced bootstrap

Content today 1. Bootstrap Bootstrap: 1. Concept: a front-end development framework, bootstrap, from Twitter, is currently a very popular front-end framework. Bootstrap is based on HTML, CSS and JavaScript. It is simple and flexible, making Web development faster. *Framework: a semi-finished softw ...

Posted on Sat, 08 Feb 2020 00:38:23 -0800 by alexrait1

When is the onStart() method of Spark source code analysis Master called?

As we all know, the life cycle method of Master is: constructor - > onStart - > receive * - > onstop; but there is no direct call to onStart in Master's main method, so when is the onStart method called? This is actually related to the underlying Netty communication architecture of Spark. In th ...

Posted on Fri, 07 Feb 2020 08:25:08 -0800 by jib

Chinese data set

Chinese NLP corpus collation News text classification corpus Sentiment analysis corpus Entity analysis corpus Garbage classification corpus When personal development is doing many NLP related tasks, i ...

Posted on Thu, 06 Feb 2020 05:20:03 -0800 by NNTB

DOM basic + domReady + element node type judgment

DOM node type Element 1 node.element node attr 2 node.attribute node Text 3 node. Text > node text node (the blank area between labels also belongs to the text node) Comment 8 node.comment node Document 9 node.document [node] document node (on all documents, i.e. the front most position in a page, in front of the document definition) documen ...

Posted on Thu, 06 Feb 2020 02:42:28 -0800 by damo87

Browser Object Model "BOM" -- window Object

GlobalObject global Object All global variables and methods can be placed on Windows <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <style> body{ width:100%; height:100%; } </style> <script> ...

Posted on Wed, 05 Feb 2020 08:20:25 -0800 by Deanznet