Programmer Group

preface: Two months ago, I wrote the complete steps of TextCNN (less than 60 lines of code), but did not take into account the subsequent engineering deployment and large amount of data (unable to load all into memory), so today I made a transformation and optimization according to the actual case. The operation steps of TextCNN can generally b ...

Write in front The second chapter is written in two parts. The main reason is that the concepts of const and user-defined data structure are very complex and difficult to understand. In particular, the user-defined data structure in the book is closely linked to the class in Chapter 7, so I want to write in more detail. const qualifier After ...

1. The first question is an input judgment, in which the Classl code is used, something related to the address #include<stdio.h> #include<string.h> struct A{ long a; int b; }; int main(){ struct A num ={0x6e694c756f796978}; char ch='0'; for(int i=0;ch;i++){ ch=*((char *)&num+i); printf("%c",ch); } printf("\n"); ret ...

Hello, I'm misty. Today, we continue to bring you the sixth article of the old bird series of SpringBoot. Let's talk about how to implement asynchronous programming in the SpringBoot project. Introduction to the old bird series: 1. How does springboot unify the back-end return format? That's how old birds play! 2. How does springboot perform ...

prefaceIn the last blog HUDI preCombinedField summary The preCombinedField has been summarized in. At that time, the understanding of the source code was not deep enough, resulting in incomplete analysis. Now we have a further understanding of the source code, so we can summarize and supplement it.Historical comparison valueIn the summary above ...

1, What is jquery John Resig released a cross mainstream browser JavaScript Library in January 2006 to simplify JavaScript operation on HTML 2, Advantages of jquery Write less code and do more [write less do more]Free, open source and lightweight js library with small capacity          Note: i ...

concept Template engines allow programs to separate interfaces from data, business code from logical code, which greatly improves development efficiency, and good design makes code reuse easier. It's no use just looking at hard concepts. Let me explain in detail what this template engine is. Suppose you now open your computer browser, e ...

Tomcat source code analysis - startup The source code of this article comes from Tomcat 8.5.33 The reference cited in this paper is Tomcat architecture analysis - Liu Guangrui Note: This article is a serial article. You can refer to the previous article class loader initialization and the subsequent article processing requests ...

On the day of the bright moon, I don't know if you miss anyoneprefaceI've actually written it before Spring boot sends mail asynchronously However, today, when I need to send e-mail in a small project, I suddenly feel that there is only one sender of e-mail, and it is very inappropriate to write it in the yml file, so I think about how to integ ...

Business scenario 1 Automatic dialogue of semantic recognition language in the field of artificial intelligence. The trial behavior of trial users is limited to 10 calls per minute Solution 1. Design a counter to record the call times, which is used to control the service execution times. Take the user id as the key and the usage times as th ...