I. Introduction of GreenDao GreenDAO is an open source Android ORM (“Object/Relational Mapping”), through ORM (called “Object/Relational Mapping”), it saves us Time in the database development proc
Tag: Summary
WebService Summary
I haven’t written for three years. . . So fast. . After work, I picked it up again. Although I have not done ACM for a long time, it is always a pleasure to share knowledge with everyone.
Let
Summary of common annotations of WebService
Annotation Function Description @GET Query request equivalent Data query operation in the database @POST insert request equivalent Insert data operation of database @PUT Update request equ
The most common Android memory optimization method and prevent leakage caused OOM summary articles
The purpose of memory optimization is to allow us to effectively avoid memory leaks in our applications during development. Memory leaks are no stranger to everyone. To put it simply and vulgarly,
Summary of using KSOAP2 in WebService
The company’s server-side development is also drunk. The last project used webservice, and this project uses webservice again. Oh my god, I don’t know how to use HTTP. Okay, because I have a very b
Client calling WebService mode summary
1.Axis method import java.net.URL;import javax.xml.namespace.QName;import org.apache.axis.client.Call;import org .apache.axis.client.Service ;public class Test2 {/** * * @param serviceUrl service n
Summary of common functions in the Table library of Lua
https://www.cnblogs.com/daochong/p/7363649.html
table is the Lua language An important data type, some characteristics of table are briefly listed as follows:
(1).table is an “associative ar
MySQL command summary (3)
MySQL data query
Several common types of conditional query comparison operator <,>,<=, >=,=,!= logical transport symbol and, or, not fuzzy query where field like Value (% stands for r
Distributed ID Generating System – Summary
Distributed id generation system–summary UUID Simple and easy to use, but when doing database sharding, UUID is not suitable as a partition Film key
For details, see Leaf——Meituan Dianping D
IBMMQ, using iSCSI, implements HA schemes through HeartBeat, and summarizes
一. Background
ibmmq is a traditional mq product, which is stable in operation and has its own advantages. However, in the area of high availability (HA), the company needs to use high avail