The reliability and scalability of a stand-alone service is limited, and the downtime of a certain service may affect the normal operation of the entire system Use; Distributed services can effecti
Tag: operation
Simple operation of ZooKeeper
There is a data model inside zookeeper, which is a hierarchical namespace; the namespace is similar to an ordinary file system, which is mainly used to store configuration information; the namespac
SVN error: [Previous Operation Has NOT Finished; Run ‘Cleanup’ IF IT WAS Interrupted]
Today, when a dozen or so class files were submitted in batches, during the code submission process to the SVN server, the computer suddenly got stuck and there was no response, so I decided to shu
Jetty actual embedded run Jetty multi Connector.
Excerpts from the article to http://blog.csdn.net/kongxx/article/details /7218787
When embedded and running Jetty, sometimes I want to start two ports, or provide multiple different services
Project instance and debugging operations started by Jetty Start
Start command:
java -jar %JETTY_HOME%/start.jar (in the base directory or home directory Execution)
Description: %JETTY_HOME% is an environment variable, the value is jetty home directo
How to tell Hibernate Conditionally ignore the columns in Crud operations
Is it possible in some way to tell Hibernate to conditionally ignore missing columns in the database table when performing CRUD operations?
I have a Java application that uses Hibernate as th
Hibernate – C3P0 deadlock detection – thread run too frequent
We are using Hibernate and the c3p0 connection pool library. So far, this combination works well, until recently we decided to increase maxPoolSize to 1000 and perform a lot of stress testing on ou
HBASE-JAVA-API operation table
package com.itheima;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.*;
import org.apache.hadoop.hbase.client.*;
import org.apache.hadoop.hbase.filter.*;
import o
NHibernate session (and stateless conversation) and long-running applications
In the context of Windows Web Services for running jobs, we try to reuse the NHibernate DAL we developed for Web applications.
For session management , We have two options, each of which has
Submit a failure – get notfound from the RIA service using Silverlight 4 on Submitchanges ()
I am using SL4 and RIA Services to build a new solution based on the Silverlight business application template. Since I am still developing, I just use localhost.
Submit operation failed. The