Serverless practice: easily classify and predict images with 20 lines of Python code

Image classification is a hot topic in the field of artificial intelligence. Generally speaking, it is to distinguish the objects of different categories according to the different characteristics reflected in the image information. Image classification uses computer to analyze image quantitatively, and classifies each pixel or region of image ...

Posted on Fri, 08 May 2020 04:21:25 -0400 by jcampbell1

Spring Boot + Vue front-end split project, how to kick the logged-in user?

Last article In Spring Security, we talked about how to kick off the previous login user or prohibit the user from logging on again. We achieved the desired effect through a simple case. But one less perfect thing is that our users are configured in memory and we don't put them in the database.Normally, other configurations that Songo talks abo ...

Posted on Thu, 07 May 2020 21:05:56 -0400 by olanjouw

Internal class internal interface in java

brief introduction Generally speaking, we create classes and interfaces as one class file, one interface file, but sometimes for convenience or for some special reason, java doesn't mind writing multiple classes and interfaces in one file. That's because of the internal classes and interfaces we're going to talk about today. Internal Class Let' ...

Posted on Thu, 07 May 2020 19:44:16 -0400 by physaux

6 cross domain solutions

Homologous strategy Browsers have the same origin policy, and the protocol domain name ports are different, so they can't access each other's resources Cross domain implementation jsonp cors postMessage Window.name http-proxy Document.domain JSONP Declare a function locally function show(data){ console.log(data) } Copy c ...

Posted on Thu, 07 May 2020 00:56:33 -0400 by river001

IoTClientTool Auto Upgrade Update

What is IoTClientTool IoTClientTool What's this, IoTClientTool yes IoTClient Implementation of visual operations for open source components.It is convenient to test and debug plc device, ModBusRtu, BACnet, serial port and other protocols. Package into single file exe Usually we develop WinForm programs, there are many dll files in addition to o ...

Posted on Wed, 06 May 2020 22:16:10 -0400 by twister47

Code Kata: implementation of spiral matrix javascript

1 2 3 4  5 16 17 18 19 6 15 24 25 20 7 14 23 22 21 8 13 12 11 10 9  As shown in the figure, it is a 5 * 5 spiral matrix My thoughts are as follows: Step 1: split the layer array The matrix is divided into N consecutive natural arrays according to the number of layers. If the width of each layer is n, then there are 4(n-1) numbers in ...

Posted on Wed, 06 May 2020 10:48:31 -0400 by lastcraft

Elastic-Job Source Interpretation

Write before The current job scheduling tool used by the company is Elastic-Job, version 2.1.5. There was an online accident configured due to failover in March. During the process of troubleshooting, the source code was roughly read, just taking this opportunity to get a better understanding of Elastic-Job. Overall architecture Note: Pictures ...

Posted on Tue, 05 May 2020 22:57:05 -0400 by BETA

Beginner, your Java abstract class is a real hassle!

Since I wrote two articles about the nature of science for Xiaobai, I have been a bit out of order and feel it is necessary to continue writing.Because a reader left a message "Encourage" and I said, "Brother, you really break your heart for nothing!"Am I easy?I. Java's abstract classes come in handy when the task we're goi ...

Posted on Tue, 05 May 2020 21:00:24 -0400 by br3nn4n

Go gRPC Advanced-gRPC Conversion HTTP

Preface We usually use RPC for internal communication and Restful Api for external communication.To avoid writing two sets of apps, we use grpc-gateway Convert gRPC to HTTP.When the service receives an HTTP request, the grpc-gateway converts it to gRPC for processing and then returns the data as JSON.This code builds on the previous one and ev ...

Posted on Tue, 05 May 2020 20:47:11 -0400 by mrwhale

Data Source Management | Synchronize data and source analysis based on DataX components

Source code for this article: GitHub. Click here || GitEE. Click here 1. Introduction to DataX Tools 1. Design Ideas DataX is an offline synchronization tool for heterogeneous data sources. It is dedicated to achieving stable and efficient data synchronization between heterogeneous data sources including relational databases (MySQL, Oracle, et ...

Posted on Tue, 05 May 2020 20:13:36 -0400 by prcollin