Programmer Group

Notes for modifying innodb_data_file_path parameter in mysql Explain In the test environment, the service is initialized and started without setting too many detailed parameters. In the later optimization process, it is found that the innodb_data_file_path setting is too small: root@node1 14:59: [(none)]> show variables like '%innodb_data_ ...

Three-step installation of kubernetes cluster Summary The token of the kubernetes server account is easy to obtain, but the token of the User is very troublesome. This paper presents a minimal way to generate the User token, which can be obtained by the User with an http request. What is token mainly used for? The official dashboard login is re ...

Because of the use of Google fonts PT Serif fonts for blog themes, only Google fonts fonts fonts fonts can be used in China through the proxy of CUHK. Recently, however, it has been found that its speed is unstable and its response time sometimes exceeds 600 ms. Just because I have it. VPS of vultr (with small tail) I set up one for myself. The ...

Error when starting rabbitmq-server: 2018-01-03 06:16:32.494 [info] <0.33.0> Application lager started on node rabbit@ubuntu 2018-01-03 06:16:32.507 [info] <0.5.0> Log file opened with Lager 2018-01-03 06:16:33.438 [error] <0.5.0> Error description: init:do_boot/3 init:start_em/1 rabbit:s ...

Life will always encounter setbacks, big and small, people caught by surprise, laughing and crying. For example, I recently encountered a small problem: I would like to modify the permissions for the user with id=1: update user set right=5 where id=1; But. MySQL has been grammatical error reporting: ERROR 1064 (42000): You have an error ...

Copyright Statement: This article is the original article of the blogger. It can not be reproduced without the permission of the blogger. https://blog.csdn.net/u010248330/article/details/70161899 import java.io.File;   import java.io.FileNotFoundException;   import java.io.FileOutputStream;   import java.io.IOExcep ...

Installation of mongodb service in yum under Mongodb - Centos7  Full stack operation and maintenance Concern 2016.06.13 18:33* Words 188 Reading 7326 Comments 1 Like 8 mongodb.png Installation of MongoDB services under centos7 can be done either by YUM or by binary decompression. Here, YUM is used. Inspection before installation ...

error When the application is changed from http to https, an error is reported. The following is an error: NSURLSession/NSURLConnection HTTP load failed (kCFStream Error Domain SSL, -9813) or Error Domain=NSURLErrorDomain Code=-1202 "The certificate for this server is invalid. " Reason This is because your https certificate i ...

After deploying kong, we need to add our own interface to Kong management. Kong provides a more comprehensive restful api. Each version will be different. The following record is based on kong v0.14.x kong's 8001 port is resful admin api, through which services, routing and configuration are managed, so after deployment, pages can access localh ...

To enable https access to the website, first of all, an ssl certificate issued by a certification authority is needed. At present, a certification authority is free for individuals. The better thing is: let's encrypt . Let's Encrypt is a public free SSL project initiated by Mozilla, Cisco, Akamai, IdenTrust and EFF. It is free, ea ...