1. Installing BEAUTIFULSOUP4Easy_install installation method, Easy_install need to be installed in advance
Easy_install BEAUTIFULSOUP4
Pip installation method, Pip also needs to be installed in advance. There is also a BeautifulSoup package in
I. ES installation-related
1.elasticsearch Installation
Run Http://localhost:9200/
2.head plug-in
3.bigdesk plug-in installation
(Installation details Baidu: Windows Elasticsearch installation, detailed content)
Two. Es
Here is an example of using Python & Flask to implement a restful Web API. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a little knitting.
Environment Installation:
sudo pip
def Collatz (number): while number = 1: If number% 2 = = 0: Number = number//2 print (number) elif nu Mber% 2 = = 1: Number = 3 * number + 1 print (number) print (' Enter number: ') number
This article mainly describes the Python implementation of the stack and queue method, including the stack and queue definition methods and common operations, with a certain reference value, the need for friends can refer to the following
The
1.re.search (): Search returns an object that finds results (after finding the result of the first successful match in order, not looking back, no finding returns None), you can use the group () or groups () method to get a string that matches
This article mainly introduces the Python 3 using BeautifulSoup Fetch P tag method, the text gives the detailed sample code for everyone to reference the study, to everyone has a certain reference learning value, needs of friends below to see
This article describes the operation of the Python file operation class, the detailed code is as follows:
#!/usr/bin/env python#!/usr/bin/env python #coding: Utf-8 # Purpose: File Operation class # declares a string literal poem= ' ' programming
I. Introduction of FLASK
Flask is a Python-implemented WEB development micro-framework. Official website: http://flask.pocoo.org/
Second, Demo
1. Code structure
Copy the Code code as follows:
.
├──blog.py
├──static
│├──css
││└──index.css
│├──images
This article mainly introduces the THINKPHP5 URL and routing of the functional details and examples, small series feel very good, and now share to everyone, but also for everyone to do a reference. Follow the small series together to see it, hope to
As. NET site to move bricks for a long time, has been committed to digging holes (Bug) pits (Debug), but the technology has not been improved. Also enthusiastic in the study of new technology, dreamed of becoming a technical danale. From
Sometimes in a module of a page, you need to scroll some messages in an infinite loop. So what if we use JS to achieve a seamless rolling idea (for example, our module is scrolling up)? This article mainly introduces the use of CSS3 to achieve
/* Function definition */function a () {return 1;} var B = function () {return 1 ;}; var c = function D () {return 1 ;}; // D === undefinedvar E = new function ("return 1;"); alert (typeof A); // functionalert (typeof B ); // functionalert (typeof C)
Looking at several js source codes, I feel that the codes in Delphi are not as clear as they are. js is too flexible and needs to be adapted slowly.________________________________________
/* Define a group of constants (variables )*/Var MX1 =
/* Add attributes and methods to an empty object after instantiation */Obj = {};Obj. Name = "James ";Obj. Age = 33;Obj. ShowInfo = function () {alert (obj. Name + "," + obj. Age );}
Obj. ShowInfo (); // Zhang San, 33
/* Create and return objects
/* Function definition */Function a () {return 1 ;}
Var B = function () {return 1 ;};
Var c = function d () {return 1 ;}; // d === undefined
Var e = new Function ("return 1 ;");
Alert (typeof a); // functionAlert (typeof B); // functionAlert
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