Bean loading for Spring Ioc: Bean creation for individual scope s

Bean s have many different scopes in Spring, such as singleton, prototype, request, etc. This article will analyze how each scope's beans are created. 1. singleton Code: // Create bean instance. //Create a single Bean if (mbd.isSingleton()) { //An anonymous internal class is used to create Bean instance objects and register them with depen ...

Posted on Mon, 09 Sep 2019 20:26:34 -0700 by rscott7706

Oracle Simple Query Exercise (with database and answers)

Keep in mind that when inserting a table, the session will be given to an English session, otherwise the date item will get an error when inserting STUDENT and TEACHER tables (Solution: Baidu Chat Modify ORACLE Session) Establish STUDENT table CREA ...

Posted on Mon, 09 Sep 2019 19:21:11 -0700 by prakash911

jwt authentication in drf framework and custom jwt authentication

0909 self-summary jwt in drf framework I. Module Installation Official: http://getblimp.github.io/django-rest-framework-jwt/ He's a third-party open source project. Installation: pip install djangorestframework-jwt Using jwt with its own settings from django.urls import path from rest_framework_jwt.views import obtain_jwt_token urlpatterns = [ ...

Posted on Mon, 09 Sep 2019 07:41:58 -0700 by davitz38

Go-JWT-RESTful Authentication Tutorial

1. What is JWT JWT (JSON Web Token) is a very lightweight specification that allows us to use JWT to deliver secure and reliable information between users and servers.A JWT consists of three parts, a Header Header, a Claims payload, and a Signature. The principle of JWT is similar to the process of affixing official seals or handwritten signat ...

Posted on Sun, 08 Sep 2019 20:22:08 -0700 by daniel1988

Implementation of MNIST Handwritten Number Recognition

MNIST Data Set MNIST is a simple handwritten digit recognition data set consisting of 70,000 black and white pictures with 28 x 28 pixels (low resolution). Each of the pictures has a number of 0 to 9. The task is to classify the pictures into 10 cate ...

Posted on Sat, 07 Sep 2019 03:47:41 -0700 by geo__

The difference between the implementation of event monitoring mechanism in Curator application scenarios and the monitoring principle of zookeeper's native watcher

Curator is different from zookeeper's watcher monitoring mechanism I. Curator's Monitoring API 1. NodeCache (for listening on data nodes themselves) 2. Path ChildrenCache (child nodes for listening on data nodes) 3. TreeCache (listening for chang ...

Posted on Sat, 07 Sep 2019 03:37:17 -0700 by yarin

python basic 60 training questions

1. Merge dictionary: a1.update(a2) 2. List de-duplication: a= [11,22,33,44,11,22] print (list (set(a)) 3. Distinction of range(100) between Python 2 and python 3 python 2 returns the list, python 3 returns the iterator, saving memory 4. List [1, 2, 3 ...

Posted on Sat, 07 Sep 2019 01:48:19 -0700 by Vidya_tr

Navigation Website Collection and Navigation Platform

original intention It is estimated that many people, like minor editors, initially collect the websites they have visited into the browser's collection folder. Over the years, there are more and more websites, and it is more and more difficult to find the required websites in the collection folder. Later, the browser moved from Firefox to Chro ...

Posted on Thu, 05 Sep 2019 00:56:06 -0700 by ari_aaron

Don't be afraid to look at the source code, a map to figure out Mybatis's Mapper Principle

Links to the original text: https://www.jianshu.com/p/419ce7b5c1ce Catalog Simple use general talk of the topic Look at the picture Speaking of looking at the source code, many students'inner fear is very normal from the perspective ...

Posted on Mon, 02 Sep 2019 22:43:36 -0700 by balacay

Android P WMS -- relayoutWindow

Android P WMS (1) -- Introduction to WMS Android P WMS(2) -- wms initialization Android O WMS(3) -- addwindow Android P WMS(4) -- removewindow Android P WMS(5) -- relayoutWindow Android P WMS(6) -- windowanimator Android P WMS(7) --wms Prob ...

Posted on Tue, 27 Aug 2019 20:09:20 -0700 by chrisredding