Problem statement
I am writing a very basic WPF application to change the content of the configuration file. The data format is an XML file with a schema. I want to use it as a learning proje
Category: Opensource
Open-source software (open-source) is a new term that is defined as software whose source code can be used by the public, and the use, modification, and distribution of this software are not restricted by licenses. Open source software is usually copyrighted, and its license may contain such restrictions: deliberate protection of its open source status, notice of authorship, or development control. “Open source” is being registered as a certification mark by public interest software organizations, which is also a means of creating a formal definition of open source.
Concurrent – Select consistency model for concurrent programming language
I am in the design phase of a programming language, and I am currently considering concurrency. I need to find a consistency model, that is, how to process data through concurrent processes program
ZooKeeper (4) Registration Center
Case The registration center can be implemented using Eureka. This is relatively simple. You can see the previous example spring-cloud.
Based on spring cloud, we can also implement it very si
PT-Table-Checksum data consistency use reference
pt-table-checksum is an artifact to check the consistency of MySQL data. With the pt-table-sync tool, it is perfect. There are many articles about this on the Internet, so I won’t introduce too muc
Spring transaction
First of all we know that In fact, Spring does not directly manage transactions, butprovides a variety of transaction managers< strong>. They delegate the responsibility of transaction management t
ZooKeeper core principle
Zookeeper’s core principles The origin of Zookeeper each Data consistency of nodes
How to ensure that the task is only executed on one node
If orderserver1 is down, how will other nod
ZooInspector does not connect to ZooKeeper solution
After Zookeeper started normally, when using ZooInspector to connect to Zookeeper, there was a problem of not being able to connect.
[[email protected] bin]# zkServer.sh start
ZooKeeper JMX e
ZooKeeper cluster deployment details
ZooKeeperis one distributed, open sourcedistributed applicationcoordination service , YesGoogleofChubbyoneOpen sourceThe realization of isHadoopandHbase important components. ZooKeepe provides bas
ELK + Zookeeper + Kafka Collect SpringCould log configuration documentation
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This article introduces the use of ELK (elasticsearch, logstash, kibana) + kafka to build a logging system. The main demonstration is to use spring aop to collect logs, and
Springboot file upload error
Exception information:
org.springframework.web.multipart.MultipartException: Could not parse multipart servlet request;nested exception is java.io.IOException: The temporary upload location [