Understanding Feign Source for Spring cloud Source Text

Introduction to Feign In the previous article, we analyzed Eureka's registration, renewal, service culling, service self-protection and other mechanisms. https://blog.csdn.net/lgq2626/article/details/80288992 .This article analyzes the feign of SpringCloud.Calls between SpringCloud micro-service items are made through httpress requests, which w ...

Posted by Mount Tropolis on Fri, 03 Apr 2020 23:55:28 -0700

The ExpandableListView control implements the second level list

The renderings are as follows: Click event is attached to the secondary list.   1. Layout file: A custom navigation RelativeLayout is added here. Remember to add "Android: theme" = "@ style / theme. Appcompat. Light. Noactionbar" When noting activity to remove the navigation. 1 <?xml version="1.0" encoding="utf-8"?> ...

Posted by meckr on Fri, 03 Apr 2020 17:26:47 -0700

Android background service monitoring key (home,back, volume key)

0. Start the 1x1 size service window to monitor the change, and press the volume button Touch screen events are not accepted. public static final int FLAG_NOT_TOUCHABLE = 0x00000010; When the window can get the focus (without setting the flag not focus option), the point device events (mouse, touch screen) outs ...

Posted by iimrii on Fri, 03 Apr 2020 13:11:54 -0700

Python Crawler - Crawl Stock Information

Recently, I opened a stock account to filter stocks by crawling stock information starting at 300 and 600 Only crawl information without sorting and analysis Code Address Included Libraries import requests from bs4 import BeautifulSoup import traceback import re Get Web Source Information def getHTMLText(url, ...

Posted by dinosoup on Fri, 03 Apr 2020 12:24:10 -0700

Struts 2 and Spring integration

Preface This post mainly explains how Spring integrates with struts 2 framework Key points of integration of struts 2 and Spring: The action object is given to Spring to create Building environment Entering the jar package To import a jar file: 1) Introduce struts. Jar related files 2) Spring core related jar files 3) Spring web support jar ...

Posted by jarv on Fri, 03 Apr 2020 11:58:34 -0700

Thinkphp5+PHPMailer for sending mail

PHP needs to start the following services to send mail: SMTP: Simple Mail Transfer Protocol for sending mail POP3: Simple mail access protocol, one-way, local mail operations will not be synchronized to the mail server to receive mail IMAP: is a more complex mail access protocol than POP3. It is bidirectional, and local operations on mailboxes ...

Posted by dustbuster on Fri, 03 Apr 2020 07:54:38 -0700

Activiti series (4) automatic submission of the first step of the process

1. Reasons for realizing the first step of automatic submission Comparing the following two flow charts, we can see that the second chart better reflects the process of application initiation. In addition, the second flow chart can better realize the business logic of the leader approval phase returning to the initi ...

Posted by LAMP on Fri, 03 Apr 2020 06:19:19 -0700

Getting started with RxJava2 - installation and simple examples (1)

In Android development, you need to transfer the data in the Server and its team threads to the text box. It's not very convenient to use the broadcast or handler. Once you find an RxJava on the Internet, you can learn it. 1, Add RxJava2 to Android Studio 1. Add in build.Gradle: compile 'io.reactivex.rxjava2:rx ...

Posted by skateme on Fri, 03 Apr 2020 04:03:49 -0700

Android ListView Selection Center zoom in (use up and down key control, not touch screen)

Recently, there is a function machine project (not supporting touch screen) that needs to realize the effect of enlarging the selected items of ListView in the middle. On the network, most of them are the effect of sliding the screen by hand, and only one can be written by themselves. The effect is achieved, but there ...

Posted by kristinac on Fri, 03 Apr 2020 03:25:49 -0700

Python thread pool / process pool memory management

concurrent.futures thread pool / process pool memory management cause In the past, there was a need for a crawler task. A machine with 1G memory ran a crawler and crawled the data of a website. Previously, this method was used: futures = list() with ThreadPool(max_workers=20) as exc: for tr in table.selec ...

Posted by knowj on Fri, 03 Apr 2020 00:03:35 -0700