Programmer Think

There are many tutorials published to Maven Central, but most of them have problems. This article is my summary based on solving many problems, which is used to help students in need avoid repeating the same mistakes. What you need can be collected. What if you use it~ 1,Farewell to Bintray jCenter First of all, say goodbye to bintray jcenter ...

Memory bottleneck free free is to view memory usage, including physical memory, swap memory, and kernel buffer memory. free -h -s 3 means to output the memory every three seconds. The command is as follows [1014154@cc69dd4c5-4tdb5 ~]$ free total used free shared buff/cache available Mem: 119623656 ...

1. Use Vue's scaffold to build a simple version of Vue project my project vue init webpack-simple my-project 2, Just follow the prompts cd my-project npm i npm run dev 3, Start writing your own components. In order to facilitate the management of more components, we have created a new directory of myPlugin under the src directory to stor ...

One time HTTP transmission resolution The purpose of this guide will give you a clear and complete understanding of HTTP transmission processing. Regardless of the specific programming language and development environment, we assume that you already know how HTTP works in general. We also assume that you are familiar with node JS EventEmitters ...

brief introduction Lua is a lightweight and compact script language, which is written in standard C language and open in the form of source code. Its design purpose is to be embedded in the application, so as to provide flexible expansion and customization functions for the application. Lua was developed in 1993 by a research team at the Pont ...

Personal blog address of this article: https://www.leafage.top/posts/detail/21414BX0U The leafage MS project has been written for a long time, but it has not completed the function of uploading files. I read the documents of qiniu cloud several times before, tossed for several times, and failed. Today, I made up my mind to solve this proble ...

Using python to move files under folders in batches Preface and demand analysis    I used yolov5 to detect an aircraft. Originally, yolo should be a classifier, but I regarded it as a single kind of detector. I made a mistake, but later I used my data to run with good results (simply referring to recognition, and the accuracy effect ...

Zhao Huabing, senior engineer of Tencent cloud, Istio Member, management member of ServiceMesher, contributor of Istio project, is keen on open source, network and cloud computing. At present, it is mainly engaged in open source and R & D of service grid. introduction TCM (Tencent Cloud Mesh) is a Service Mesh hosting service based on Ist ...

The data stack is a cloud native one-stop data center PaaS. We have an interesting open source project on github and gitee: FlinkX , FlinkX is a unified data synchronization tool for batch flow based on Flink. It can collect both static data and real-time changing data. It is a data synchronization engine integrating global, heterogeneous and b ...

SQL statement DQL (data query language): query statements. All select statements are DQL; DML (data operation language): insert delete update to add, delete and modify the data in the table; DDL (data definition language): create drop alter, adding, deleting and modifying the table structure; TCL (transaction control language): commit the tran ...