Error: invalid storage class for function 'xxx‘

I am here main Define function after function ky event proc thread , And then in main Function to declare it , It's a mistake ... https://img blog.csdnimg.cn/badcf3dc640449419bfeaac2370527b2.png https://img blog.csdnimg.cn/a3e63a6b7c27467d9bf74d79f9...

2022-06-24 | Dontla | 902 views

Environment preparation for dapr practice in Java

Dapr brief introduction Dapr D istributed Ap plication R untime It's a portable 、 Event driven runtime , It makes it easy for any developer to build resiliency that runs on the cloud and edge 、 Stateless and stateful applications , And support the...

2022-06-24 | Wanmao Society | 165 views

Return value processing of Linux diff

diff You can check whether two files are different contents , His results can be controlled by parameters Here we mainly introduce four parameters a or –text diff By default, text files are only compared line by line . b or –ignore space change ...

2022-06-24 | Hao, you Jianqiang | 219 views

Considerations for writing Linux device drivers

Considerations for writing device drivers The difference between application development and driver development stay Linux There are generally two kinds of program development on , One is kernel and driver development , The other is application...

2022-06-24 | 1ShyJn25 | 857 views

Write k8s yaml

List of articles One 、 summary 3 Two 、YAML Document basis YAML 7 3、 ... and 、YAML Use YAML 81 Required parameters : 86 spec.containers main parameter speccontainers 104 spec.volumes main parameter specvolumes 136 Extra parameter objects ...

2022-06-24 | Reef | 718 views

Java servlet

Conventional JSP Pages are now used less ,servlet Apply more . Servlet yes Server Applet For short , Is a server-side program , Interact with the client , Process the client's request and complete the response , It belongs to dynamic web page techno...

2022-06-24 | dawn | 980 views

Java learning Roadmap

Pretty leather bags are the same 、 One in a million interesting souls Articles are constantly updated , You can search by wechat 【 Xiaoqi JAVA interview 】 First time reading , reply 【 Information 】 Access to benefits , reply 【 project 】 Get the so...

2022-06-24 | Mr. Li, a prodigy | 941 views

01difference between plug-in plugin and dependency in maven

Plug ins are similar to third-party tools , Dependencies are like library functions , To compile together .  

2022-06-24 | chenitu | 226 views

Tomcat log cutting

As the business grows ,catalina.out More and more big , Operation and maintenance is very inconvenient Record myself yes catalina.out A practice of cutting 1. Cut script cut log.sh: / /bin/bash cd dirname $0 DATE= date +%Y %m %d DATE30= date d '...

2022-06-24 | Zelda of link | 613 views

10 mybatis interview questions

Blogger introduction : * We-Media JavaPub Independent maintainer , Fans all over the Internet 15w+,csdn Blogger 、java Quality creators in the field ,51ctoTOP10 Blogger , You know / Nuggets / Hua Wei Yun / Alibaba cloud /InfoQ And other high-quali...

2022-06-24 | JavaPub-rodert | 357 views

java annotation

java Classification of annotations : Standard notes 、 Yuan notes 、 Custom annotation 1、Java Own standard notes Include @Override、@Deprecated、@SuppressWarnings etc. , After using these annotations, the compiler checks . JDK The following comments...

2022-06-24 | chenitu | 777 views

Java design mode -- sharing yuan mode [structural mode]

JAVA Design patterns The flyweight pattern 【 Structural mode 】 1. Definition 1 1 2. structure 2 9 3. Role of Xiangyuan 3 15 4. Case study 4 22 5. Advantages and disadvantages and use scenarios 5 78 6.JAVA Real use cases in 6JAVA 92 1. Defini...

2022-06-24 | Mountain wind | 480 views

Simple case of java socket programming [TCP and UDP]

Java Socket Programming simple case 【TCP And UDP】 1.TCP Server side : import java.io./ ; import java.net.ServerSocket; import java.net.Socket; public class Server { public static void main String args { try { // 1. Server establishes communication ...

2022-06-24 | Mountain wind | 108 views

Java design pattern -- bridging pattern [structural pattern]

JAVA Design patterns Bridging mode 【 Structural mode 】 1. Definition 1 1 2. structure 2 10 3. Background case rewriting 3 18 4. advantage 4 85 5. Use scenarios 5 90 1. Definition background : In a system with multiple dimensions that may ...

2022-06-24 | Mountain wind | 469 views

[microservice ~ original solution] spring cloud - distributed configuration component

https://img blog.csdnimg.cn/7563a3ccc5cb4c7281231096df235732.png?x oss process=image/watermark,type d3F5LXplbmhlaQ,shadow 50,text Q1NETiBA5qGD6Iqx6ZSu56We,size 20,color FFFFFF,t 70,g se,x 16 pic center * Here is 【 Seconds understand · Cloud native 】...

2022-06-24 | Peach blossom key God | 930 views

Spring boot uses external configuration files

External use  application.properties SpringApplication By default, it will be loaded from the following location  application.properties file 1.A /config subdirectory of the current directory : Current directory config Under the table of conte...

2022-06-24 | Kenight_ | 223 views

Spring boot project memory management

Memory related operating parameters The value is the reference of the lowest configuration Xms16m Xmx48m XX:MaxMetaspaceSize=64m XX:CompressedClassSpaceSize=8m Xss256k Xmn8m XX:InitialCodeCacheSize=4m XX:ReservedCodeCacheSize=8m XX:MaxDirectMemor...

2022-06-24 | Kenight_ | 923 views

Linux top command

top The command can dynamically view the overall operation of the system in real time Command options b: Operate in batch mode c: Show full command d: Screen refresh interval I: Ignore failure process s: Confidentiality mode S: Cumulative mo...

2022-06-24 | Kenight_ | 444 views

Alibaba cloud server basic Linux instruction experiment (1-5)

Alibaba cloud server basic experiment - text processing Alibaba cloud server basic experiment - text processing 2 Address 3 Experimental setup 8 Text editing tools Vim Vim 12 Command mode 17 The input mode 29 last line node 33 Text f...

2022-06-24 | Concise programming | 808 views

Linux - system partition scheme

background Recently installed via virtual machine Linux The system conducts small project experiments , I have never installed my own system , I have made great efforts to learn how to partition , Two common partition schemes are summarized . ...

2022-06-24 | Wen Yuan | 275 views