Recently, I was learning how to use ES. First, I wrote test code on one computer, and then copied the code on another computer. Unexpectedly, pom.xml in maven project reported an error. So record the solution here.
(the abnormality is repeated, not the first site, only for example)
2, Problem performance
1. Project performance
Posted on Fri, 17 Apr 2020 23:44:48 -0400 by malikah
Recently, a new maven project was created with MyEclipse. When you create a new index.jsp page, you get an error. First, paste the error message out:
Later, I looked for data and found two solutions, hoping to help people who can use it!
First: Add jar package support directly to the pom.xml file
Posted on Fri, 17 Apr 2020 12:57:08 -0400 by mikelmao
There is a strange problem:
Note this method: I defined this method in MZ sys: Please note that the parameter is big Long, not small Long;
* hsf Don't touch the interface. Transaction settlement is in use
* Query by ID
* @param promotionId parameter
* hsf There is a problem with th ...
Posted on Fri, 17 Apr 2020 11:45:38 -0400 by simun
Why did you write this article? Because the company first used maven archetype to build the skeleton of the project. As a progressive slag ape, it's still necessary for the company to understand this thing.
Archetype is a maven project template toolkit. Prototypes are defined as primitive patterns or models from w ...
Posted on Fri, 17 Apr 2020 05:54:32 -0400 by thepip3r
I think it's not good to get the user-defined authentication of activemq yesterday. I want to see how his simpleAuthentication and JAAS work. So I studied the source code, sorted out and sent the information I learned. If there's something wrong, I'd like to include and correct it.
Open the directory structure of ActiveMQ broker
The authori ...
Posted on Fri, 17 Apr 2020 04:28:53 -0400 by newbie9999
Foreword: Everything must be done properly before it can be done properly. Today we will introduce the top ten HBase Shell fancy tools, which can be tried in daily operation and maintenance.
1. Interactive mode
This is the Shell command line that we use most often.
$ hbase shell
2. Non-interactive mode
Posted on Thu, 16 Apr 2020 21:54:53 -0400 by trube
The login failure message echo will not be a new page, but will be displayed on the login page
One way is to:
Add < span > label to each field in the form of login page to write failure information, and use ajax technology
Add failure information by changing the display:none attribute of the < span > tag
A similar approach is used ...
Posted on Thu, 16 Apr 2020 13:24:48 -0400 by glory452
Chapter 9 of SpringCloud, upgrading, service degradation, fusing and real-time monitoring Hystrix
1, Overview of Hystrix
1. Service avalanche
Assuming that the service has the above call, the service a traffic fluctuates greatly, and the traffic often suddenly increases! In this case, even if service a can handle th ...
Posted on Thu, 16 Apr 2020 06:19:33 -0400 by Syntax
This is to obtain openid from uniapp: https://my.oschina.net/u/4284277/blog/3168782
But there is a problem that the openid can't be obtained after the applet is officially launched, so the following back-end (Java) is updated, hoping to help you.
1, Introducing openid
When developing wechat, users need authorization to use small program ...
Posted on Tue, 14 Apr 2020 12:51:30 -0400 by adt2007
The integrated upload and download of OSS provides an SDK that can be used directly. However, in practice, some user limited environments or device restrictions require the use of api to realize the upload and download. This paper takes PutObject interface as an example to provide a java implementation of demo.Note: it is recommended to ...
Posted on Sun, 12 Apr 2020 12:06:58 -0400 by Dave Liebman