理学 设计模式 释 observer pattern 观察者模式 一种设计模式。定义一个对象与其他对象之间的一对多的依赖关系，当一个对象改变状态时，所有与它有依赖关系的对象都被通知并自动更新。又称依赖（dependents）模式、发布-订阅（publish-subscribe）模式。
软件工程 释文 observer pattern 观察者模式
- frequency table
- frequency theorem
- frequency theory
- frequency theory of probability
- frequency thermometer
- frequency transition
- frequency upconversion
- frequency value measurement
- frequency-varying induced polarization instrument
- Frequent Asked Questions，FAQ
- frequent blinking
- frequent cases related to property
- frequent flyer program
- frequentism probabilistic logic
- frequentit
- frequent itemsets
- frequently asked questions
- frequently asked questions, FAQ
- frequent micturition
- frequent pattern
- frequent pattern-based classification
- Frequent traffic congestion
- frequent urination
- Frere Mission to Zanzibar
- frescan