python basic tutorial

Python basic tutorial I. Introduction 1.1 introduction to Python Founder of python: Guido Van Rossum Python download address: https://www.python.org/ Python document download address: https://www.python.org/doc/ Pycharm download address: https://www.runoob.com/w3cnote/pycharm-windows-install.html ...

Posted by dt_gry on Mon, 13 Jan 2020 23:28:11 -0800

Building a remote monitoring system using nodejs and python 1. Video capture module

How to use python and nodejs to build a remote monitoring system without saying anything. 1. Platform and Environment Python 3.6, opencv3.0 or above (or some functionality in cv2 is unavailable) nodejs8.9.4 relies on the following { "name": "video", "version": "1.0.0", "description": "Simple live video program", "m ...

Posted by mgmoses on Mon, 13 Jan 2020 08:07:10 -0800

Preliminary reptile summary

1, Basic steps of crawling web pages 1.1 determine crawling data The function of a crawler is to crawl the data needed in a large number of web pages, and determine what data is needed before that. Taking the second-hand house price as an example, if we need to do a cross-sectional regression analy ...

Posted by eagle1771 on Mon, 13 Jan 2020 03:06:21 -0800

Express bird appointment pick up api interface demo

After the interface of reservation and pick-up is connected, the online express delivery function can be realized in the website system, Courier bird The reservation pick-up interface also supports the domestic mainstream express delivery, so there is no need to connect one by one. The implementation style is as shown in the figure: Interfac ...

Posted by cleromancer on Sun, 12 Jan 2020 06:59:08 -0800

Building a recommendation system with three lines of Turicreate code

Apple open source machine learning framework Turi Create It simplifies the development of self defined machine learning model. It can easily meet the needs of image recognition, clustering analysis and recommendation system. This paper introduces an example of rapid construction of movie recommendation ...

Posted by scuff on Sun, 12 Jan 2020 04:00:02 -0800

Spring framework learning (3.3) AOP implementation based on @ AspectJ annotation

Preface Record the learning process, continued from the previous two sections The implementation of AOP based on xml configuration file inevitably faces the situation of overstaffed xml file, and the configuration process is troublesome. Annotation annotation technology can solve these problems text ...

Posted by assgar on Sun, 12 Jan 2020 01:08:31 -0800

Advanced Neural Network for Python Deep Learning Experiment

Advanced Neural Network Experimental environment keras 2.1.5 tensor 1.4.0 Experimental tools Jupyter Notebook Experiment 1: MNIST generates antagonistic networks thinking Train two models, one to generate a given random noise as input output example G, and one to identify the generated m ...

Posted by jonat8 on Sat, 11 Jan 2020 16:58:06 -0800

Implement a simple frame by frame animation in Android (with code download)

scene In Android, frame by frame animation is composed of consecutive pictures. Effect     Note: Blog: https://blog.csdn.net/badao_liumang_qizhi Pay attention to the public address Domineering procedural ape Get programming related ebooks, tutorials and free downloads. Realization First, prepare a group of photos with different expressions, ...

Posted by Bah! Name on Sat, 11 Jan 2020 07:08:12 -0800

Spring auto assembly Bean

Automatic assembly of beans can simplify our code. Here is an example. First, create three entity classes package com.zhiying.pojo; public class Cat { public void shout() { System.out.println("miao~"); } } package com.zhiying.pojo; public class Dog { public void shout() { ...

Posted by fotobleu on Sat, 11 Jan 2020 06:25:42 -0800

Next generation Fragment Management Library: Navigation

Preface In the past, we used Fragment transactions to add, delete, replace and so on. For rapid development, we will also encapsulate a Fragment controller ourselves. Last year, Google launched its Navigation library with the goal of managing fragments more elegantly. text Let's first review Fragment's transactions: fragmentManager.beginTransa ...

Posted by madrazel on Sat, 11 Jan 2020 01:07:56 -0800