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Serialization is the process of converting an object's state to a format that can be persisted or transmitted. The opposite of serialization is deserialization, which converts a stream to an object. These two processes combine to make it easy to

Reprint: http://www.cnblogs.com/killkill/archive/2008/05/23/1205792.htmlFirst, the image introduction1. IntroductionDatabase mirroring is the move of database transactions from one SQL Server database to another SQL Server database in a different

One, various settings parameter explanationTransfer from http://baike.baidu.com/view/1239908.htmSql*plus is one of the most commonly used tools, with strong features, mainly:1. Database maintenance, such as startup, shutdown, etc., which is

Background descriptionIf you've seen the application of dynamic Proxy in web and JDBC Development (Web page), this article can be used as an advanced example of another application, and there's really not much improvement in the implementation.

Transferred from: http://www.cnblogs.com/wangtao_20/archive/2011/02/24/1964276.htmlWhat is the rationale for using the view?1. Security. This is typically done by creating a view that defines the data that the view operates on. The user rights are

System operation record for direct order drop ship process in Oracle EBSApplication Scenarios:A company sells its products to customer B, but does not produce the product, but buys it to supplier C, and usually the supplier C sends the goods

1. Node out of cluster caused by GCBecause the GC will cause the JVM to stop working, if a node GC takes too long, master Ping3 (Zen Discovery default ping fails to retry 3 times) then rejects the node out of the cluster, causing the index to be

This article from the NetEase cloud community Leaves Learning to set up a test environment for Docker has been intermittent for three months, hoping to record the process. As the saying goes, summing up the past, looking to the future of the

A: recently in the chip of NXP, want to go to the chip to download the program. Initially want to directly use Jlink download, tried, no (practical, may not be configured correctly). Then directly under the ADS1.2 debug, the Jlink driver loaded into

For the git commit has been very cautious, feel accidentally will step on the inexplicable pit.It's not,One day commit encounters the on branch master nothing to commit (working directory clean)A look at the meaning. Is your branch clean?Clean?

1. Init_videoin function int Init_videoin (struct Vdin *vd, char *device, int width, int height, int fps, int format, int grabmethod){ Various parameters to determine (whether the device node is empty, the resolution is 0, if not meet the

An environmentLegacy vcenter Server Windows Server R2 + vc6.0New server Windows Server R2 + 6.0Ii. descriptionBecause there are many things configured on the old VC server, the new server will have to re-add the host and re-set the ha, switch and so

Deployment steps:1. Download the installation package Https://www.mongodb.org/dl/linuxI chose it.　　2. TAR-XZVF linux/mongodb-linux-x86_64-latest.tgz3. RenamingMV Mongodb-linux-x86_64-4.1.0-266-gc7451c0e11 MongoDB4. Create a folder (in the MongoDB

1. Change the data in the table (DML)CREATE TABLE T_user (ID int primary KEY auto_increment,Name varchar () is not NULL,Email varchar (unique))Add a record to a table (must be mastered)insert into table name [(column name 1, column Name 2 ...)]

Preamble : Only the remote permissions for the specified IP of PostgreSQL are configured, and later a client wants to see the data through a remote connection, but her IP is constantly postgre, causing me to re-set it every time, and finally find a

Master-slave replication, steps are as follows:It is assumed that the two MySQL servers that are primary from each other are deployed on different ports on the same machine respectively.For example, the server IP is 58.83.223.20Ports are: 3306 and 33

Oracle has sequence functionality, and SQL Server-like functionality is implemented using the identity column, but with great limitations.In 2012, Microsoft finally increased the sequence object, the function and performance have been greatly

When you import a database using phpMyAdmin, you may encounter problems that cannot be imported because the database file is too large!The English tips are as follows: File exceeds the maximum allowed sizeIf the host you are using can customize the

First, JSONDB:Https://github.com/ThinkerCodeChina/jsonDBJSONDB is a class library of JS that implements the use of SQL statements to modify JSON data and additions and deletions.The JSONDB is built from an application requirement of HTML5 local

This article was reproduced from: http://blog.csdn.net/lei1217/article/details/48377109[Description]Linux SELinux is divided into enforce and Permissive two modes, how to set and confirm the current SELinux mode?[Keyword]Android, SELinux, enforce,