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Article

k8s installation tutorial, CentOS 7.5, ARM architecture server (Feiteng platform)

1 installation environment [root@k8s-master ~]# uname -a Linux k8s-master 4.14.0-49.12.ts7.aarch64 #1 SMP Tue Nov 12 19:...
10:11 29 May 2020
Article

Break it! What's new in Spring Boot 2.3.0: how to stop gracefully?

1. What is elegant shutdown Let's start with ...
4:47 29 May 2020
Article

Chronyd synchronization time (Server/Client) configuration

The chronyd time server, like the previous NTP function, provides time. ...
3:53 29 May 2020
Article

ES7 learning notes GEO location search

The basic content of ES is almost introduced. At last, let's take a look at GEO location search. Now most apps have loca...
3:43 29 May 2020
Article

Akka typed - typed actor communication mode and protocol

Akka system is a distributed message driven system. Akka applications are composed of a group of actors who are responsi...
2:04 29 May 2020
Article

Case study of intelligent recognition of voice synchronization in wechat applet

catalog 1, Background 2, Introduction to simultaneous interpretation plug-ins 1. Add plug-ins in the background of wec...
2:03 29 May 2020
Article

C ා data operation series - Introduction to 19 FreeSql

0. Preface The author of FreeSql recommended...
1:40 29 May 2020
Article

Realize the target of small and medium-sized vehicle market in logistics scenario

The following content is reprinted from the pasted article "realizing the target of car Marker in logistics scenari...
0:58 29 May 2020
Article

Spring Boot 2.3 gracefully closes the new pose, which is really fragrant!

The latest Spring Boot 2.3 is almost half a month old: h...
23:47 28 May 2020
Article

Nine cross-domain implementation principles (full version)

Preface Front-end and back-end data interacti...
21:03 28 May 2020
Article

Guidelines for using babel-preset-env and stage-x

Introduction to babel babel is divided into t...
20:58 28 May 2020
Article

The implementation of prompt pop-up window based on bootstrap

It's painful to have been developing front-end with bootstrap lately. ...
12:36 28 May 2020
Article

js converts string to double to avoid the loss of multi bit number and calculation precision.

Tidy up, when we write js code, we often have a headache because of the decimal operation. Because it will produce many ...
10:39 28 May 2020
Article

Installation and verification of JWT Auth in laravel (example)

Installation and verification of JWT Auth in laravel 1....
8:48 28 May 2020
Article

Elastic search uses snapshot data migration and disaster recovery

In the face of multi cluster enterprise level complex architecture, it is very important to prepare a set of backup clus...
7:15 28 May 2020
Article

All MySQL installation and deployment methods

catalog 1, Foreword 2, About MySQL installation 3, Deployment planning 3.1 server planning 3.2 database directory plan...
5:00 28 May 2020
Article

corosync v1 + pacemaker high availability cluster deployment resource configuration (VIP+httpd+NFS)

Experimental purpose: to deploy httpd high availability service (+ NFS) using corosync v1 + pacemaker. ...
3:28 28 May 2020
Article

C ා data operation series - 18 plug-ins to make Dapper stronger

0. Preface In the previous article, we talked...
3:00 28 May 2020
Article

Multithreading: (priority, daemons)

1. Priority of thread (1) Concept A thread scheduler is p...
0:58 28 May 2020
Article

Handwriting Promise from scratch

_During interviews, Promise is often asked about; some interviewers go a little further and ask if they know how to impl...
21:58 27 May 2020
Article

Persistent preservation of object flow using very hard-core JAVA serialization

Catalog background The concept of object flow Object Flow Instances Introduce an Organization Chart Define Classes fo...
21:44 27 May 2020
Article

WeChat Applet Development--Download Any File via Cloud Function

WeChat Applet Development--Download Any File via Cloud Function ...
20:53 27 May 2020
Article

C#Collections Shopping Cart

This is an exercise of objects and collections, the creation of objects, some basic functions of collections, such as ad...
12:24 27 May 2020
Article

Centos7 MySQL installation master-slave replication configuration

Installation Dependency yum search libaio # Retrieving related information yum install libaio # Install Dependent Packag...
12:13 27 May 2020
Article

javascript iteration method

every() method Runs the given function for ea...
11:50 27 May 2020
Article

C. how to add, modify and delete Excel Mini chart

The mini chart in Excel table can show us the trend of data change intuitively. This paper introduces how C ා can genera...
11:31 27 May 2020
Article

PHP regular expression details how to extract characters between two strings (supports single & multiple)

preface: Sometimes it is necessary to extract...
10:49 27 May 2020
Article

On the difference between SCPClient class of ganymed-ssh2 version 262 and build210

ganymed-ssh2 is a tool library that uses SSH to connect to the server through java. The previous two versions of pom fil...
10:40 27 May 2020
Article

Deep understanding of system calls

Experiment content: Find a system call whose system call...
9:44 27 May 2020
Article

[12c] DataGuard builds physical standby database (Cloud Control mode)

How to Building physical standby database by RMAN Duplicate , this article will demonstrate how to use Cloud Control to ...
7:50 27 May 2020