Prometheus+Grafana visual monitoring MySQL

Use Prometheus and Grafana to monitor MySQL server performance.Use two exporter s:Node? Exporter: server system data collectionmysqld_exporter: MySQL server data collectionMonitoring architecture: Prometheus installation configurationInstallation mode binary installation, see here for details CentOS7 deployment PrometheusVersion: current late ...

Added by dhruvasagar on Thu, 14 May 2020 02:15:46 +0300

How to use Spring boot to quickly configure multiple Redis data sources? Correct case explanation

brief introduction The main application scenario of redis multiple data sources is to use multiple redis servers or multiple redis libraries. In this paper, the fastdep dependency integration framework is used to quickly integrate redis multiple data sources and integrate lettuce connection pool. Only after introducing dependency, configure th ...

Added by hitman6003 on Wed, 13 May 2020 16:46:01 +0300

C++ Implementation of DotCode Scavenging

Dynamsoft Barcode SDK v7.4 supports the DotCode type.I wrote a simple example in C++. DotCode Desktop Scavenger Two types of interfaces are provided in Dynamsoft SDK: One is a direct sweep interface, such as decodeFile, decodeBuffer. One is the interface StartFrameDecoding(), StopFrameDecoding(), and AppendFrame(), designed for video streaming ...

Added by lisa3711 on Tue, 12 May 2020 10:01:48 +0300

Python data visualization time series cases arranged by big guy, recommended collection (with code)

preface The text and pictures of this article are from the Internet, only for learning and communication, not for any commercial purpose. The copyright belongs to the original author. If you have any questions, please contact us in time for handling.   time series   1. Time series diagram Time series graph is used to visualize how a given index ...

Added by boosthungry on Mon, 11 May 2020 18:53:01 +0300

Architecture Design | Distributed System Scheduling, Zookeeper Clustered Management

Source code for this article: GitHub. Click here || GitEE. Click here 1. Introduction to the Framework 1. Basic Introduction Zookeeper is an observer-based component designed for scenarios such as unified naming services, unified configuration management, unified cluster management, dynamic offline of server nodes, and soft load balancing in a ...

Added by RCS on Mon, 11 May 2020 02:55:05 +0300

Serverless Reality: How to combine NLP for text summary and keyword extraction?

Automatic text abstraction and keyword extraction belong to the category of natural language processing.One advantage of extracting a summary is that the reader can tell with minimal information whether the article is meaningful or valuable to him or her and whether he or she needs to read it in more detail. The advantage of extracting a keywor ...

Added by khaine on Fri, 08 May 2020 04:03:21 +0300

Spring Security automatically kicks off the previous logged-in user, a configuration is complete!

After successful login, automatically kick off the previous login user. Songge first saw this feature inside the button. It was fun at that time. Once you've done your own development, you've met the same requirements. Just as the recent Spring Security series is being serialized, you can use Spring Security to talk about how this function work ...

Added by bl00dshooter on Thu, 07 May 2020 04:01:23 +0300

How to quickly view the IP address and other information of the login user in Spring Security?

Last article I've talked about how to use a more elegant way to customize Spring Security login logic. A more elegant way can effectively avoid the inefficiency brought by custom filters. I suggest you read it and understand the authentication logic in Spring Security by the way. Based on the above, this paper will continue to discuss with you ...

Added by jimjack145 on Wed, 06 May 2020 11:21:22 +0300

Encapsulate the multi selection box control in react native

1. Installation of third party components GitHub: https://github.com/crazycodeboy/react-native-check-box Install under the command line of ReactNative project npm i react-native-check-box –save 2. Encapsulation of local control 2.1 import and constant definitions, which can be adjusted according to the proj ...

Added by r00tk1LL on Mon, 04 May 2020 11:16:46 +0300

From Vue cli to package Publishing

Structure and description of Vue cli initial directory ├── README.md ├├ -- build the code of compiling task │ ├── build.js │ ├── check-versions.js │ ├── dev-client.js │ ├── dev-server.js │ ├── utils.js │ ├── webpack.base.conf.js │ ├── webpack.dev.conf.js │ └── webpack.prod.conf.js ├ - configuration file of config webpack │ ...

Added by Gabriel_Haukness on Mon, 04 May 2020 06:37:28 +0300