idempotent
简明释义
英[ˈaɪdəmˌpəʊtənt]美[aɪˈdempətənt]
adj. 幂等的
n. [数] 幂等
英英释义
单词用法
幂等矩阵 | |
幂等律 | |
幂等性质 | |
数学中的幂等性 |
同义词
幂等 | In mathematics, an operation is said to be idempotent if applying it multiple times has the same effect as applying it once. | 在数学中,如果多次应用某个操作的效果与应用一次相同,则该操作称为幂等。 |
反义词
例句
1.Let R be an abelian ring ( all idempotents of R lie in the center of R), and A be an idempotent matrix over R.
设R是一阿贝尔环(R的所有幂等元都在中心里),A是R上的一幂等阵。
2.Write operations are idempotent and commutative, based on the time they enter the system.
基于进入系统的时间,写操作具有幂等性(不管操作多少次结果都不变的性质,比如取绝对值的函数就具有幂等性)和交换性(操作顺序不影响结果,比如加法就具有交换性)。
3.Aim To study the important subvarieties (?) M and (?) M of the variety of idempotent semirings.
目的研究幂等元半环簇的重要子簇(?)。
4.That's why on the client we must handle the duplicate responses gracefully, and the RPC should ideally be idempotent.
这也就是为喵客户端必须优雅地处理重复响应,而RPC服务最好的幂等的。
5.A second problem was handling sequential messages in an idempotent fashion, such that they are executed once and only once.
第二个问题是以幂等方式处理序列消息,这样这些消息被执行一次,且一次。
6.Although a request can still be idempotent if it does not possess this property, XCAP does not permit such requests.
尽管不拥有这个属性的请求也可能是幂等的,但是XCAP不允许这样的请求。
7.WSDLX: safe: From the WSDL extensions namespace, this attribute declares that this operation is idempotent.
safe:在wsdl扩展命名空间中,此属性声明该操作是等幂的。
8.The conception of weak completely idempotent rings is introduced.
首先利用弱理想,引入了弱全幂等环的概念。
9.The congruences on a regular semigroup is completely determined by its idempotent congruence classes.
正则半群上的同余是由其幂等元同余类所完全决定的。
10.In mathematics, the operation of taking the absolute value is idempotent">idempotent because applying it multiple times does not change the result.
在数学中,取绝对值的操作是idempotent">幂等的,因为多次应用它不会改变结果。
11.In computer science, a function that returns the same output regardless of how many times it is called is considered idempotent">idempotent.
在计算机科学中,一个函数无论被调用多少次都返回相同输出的函数被认为是idempotent">幂等的。
12.HTTP methods like GET and PUT are idempotent">idempotent, meaning multiple identical requests have the same effect as a single request.
像GET和PUT这样的HTTP方法是idempotent">幂等的,这意味着多个相同的请求与单个请求的效果相同。
13.When designing APIs, ensuring that certain operations are idempotent">idempotent can help in maintaining data integrity.
在设计API时,确保某些操作是idempotent">幂等的可以帮助维护数据完整性。
14.The reset command in many software applications is idempotent">idempotent, as it can be executed multiple times without changing the outcome.
许多软件应用中的重置命令是idempotent">幂等的,因为它可以多次执行而不改变结果。
作文
In mathematics and computer science, the term idempotent refers to an operation that, when applied multiple times, has the same effect as applying it just once. For example, consider a function that sets a variable to a specific value. If you call this function multiple times with the same argument, the result will remain unchanged after the first application. This characteristic of idempotent operations is particularly important in various fields, including programming, database management, and network protocols. To illustrate the concept of idempotent, let us take a closer look at its applications in computer programming. In many programming languages, the HTTP method 'PUT' is considered idempotent. When you send a 'PUT' request to update a resource on a server, regardless of how many times you send that request with the same data, the resource will end up in the same state after the first request. This property allows developers to design systems that can handle repeated requests without causing unintended side effects. Moreover, in the context of databases, the idempotent nature of certain operations can help maintain data integrity. For instance, if a database transaction is designed to insert a record only if it does not already exist, performing this operation multiple times will not create duplicate entries. This ensures that the database remains consistent, even in scenarios where requests may be retried due to network failures or other issues. Understanding idempotent operations is also crucial in the realm of distributed systems. In such environments, network calls may fail or be retried due to various reasons, such as timeouts or connectivity issues. By ensuring that certain operations are idempotent, developers can avoid the complications that arise from executing the same operation multiple times. For example, if a payment processing system is designed with idempotent operations, a user can safely retry a payment request without the risk of being charged multiple times for the same transaction. In conclusion, the concept of idempotent is fundamental in both mathematics and computer science. It provides a framework for designing reliable and robust systems that can gracefully handle repeated operations without adverse effects. As technology continues to evolve, the importance of understanding idempotent operations will only increase, especially as we move towards more complex and interconnected systems. Embracing the principles of idempotent design can lead to better software architecture, improved user experiences, and ultimately, a more efficient technological landscape. Therefore, it is essential for developers and engineers to grasp the meaning and implications of idempotent operations in their work.
在数学和计算机科学中,术语幂等指的是一种操作,当多次应用时,其效果与仅应用一次相同。例如,考虑一个将变量设置为特定值的函数。如果您多次使用相同的参数调用此函数,结果在第一次应用后将保持不变。幂等操作的这一特性在编程、数据库管理和网络协议等多个领域中尤为重要。 为了更好地说明幂等的概念,让我们仔细看看它在计算机编程中的应用。在许多编程语言中,HTTP方法'PUT'被认为是幂等的。当您发送'PUT'请求以更新服务器上的资源时,无论您将相同的数据发送多少次,请求的结果在第一次请求后都会保持不变。这一特性使开发人员能够设计出可以处理重复请求而不会导致意外副作用的系统。 此外,在数据库的上下文中,某些操作的幂等特性可以帮助维护数据完整性。例如,如果一个数据库事务被设计为仅在记录不存在时插入记录,那么多次执行此操作将不会创建重复条目。这确保了即使在由于网络故障或其他问题而可能重试请求的情况下,数据库仍然保持一致。 理解幂等操作在分布式系统领域也至关重要。在这种环境中,由于各种原因(如超时或连接问题),网络调用可能会失败或被重试。通过确保某些操作是幂等的,开发人员可以避免由于多次执行相同操作而引发的复杂问题。例如,如果支付处理系统设计为具有幂等操作,用户可以安全地重试支付请求,而无需担心因同一交易而被多次收费。 总之,幂等的概念在数学和计算机科学中是基础性的。它为设计可靠和稳健的系统提供了框架,这些系统能够优雅地处理重复操作而不会产生不良影响。随着技术的不断发展,理解幂等操作的重要性只会增加,特别是在我们迈向更复杂和互联的系统时。拥抱幂等设计原则可以导致更好的软件架构、改善用户体验,以及最终更高效的技术环境。因此,对于开发人员和工程师而言,掌握幂等操作的含义及其影响至关重要。
文章标题:idempotent的意思是什么
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