So why wasn't Point made immutable in the first place?

那么为什么不在一开始就使得Point成为不可变的呢？

属类：IT行业-www.ibm.com-

The class shown in Listing 4 tries to be immutable , but is not, because a caller could modify the states array after calling

清单4展示的类尝试成为不可变的，但是不是，因为在调用

属类：IT行业-www-128.ibm.com-

He did, but he forgot that strings are immutable .

确实是这样，但是他忘记了字符串是不可变的。

属类：IT行业-www.ibm.com-

You then have a separate table for ProfileUpdateEvents where you store an immutable event for every update with an associated time stamp.

然后，您会拥有适用于ProfileUpdateEvent（其中使用相关的时间戳为每次更新存储了一个不变事件）的单独表。

属类：IT行业-www.ibm.com-

If the String class is immutable , you should never see any output from this program.

如果String类是不变的，则从此程序应当看不到任何输出。

属类：IT行业-www.ibm.com-

If the immutable constraint is not appropriate, the policy must be allowed to change at any time.

如果不可变约束不合适，必需允许在任意时刻改变策略。

属类：IT行业-www.ibm.com-

These problems with Point could have easily been solved if Point had been made immutable in the first place.

如果一开始就使得Point成为不可变的，那么这些与Point有关的问题早就迎刃而解了。

属类：IT行业-www.ibm.com-

If the value being assigned is an immutable value class, the method returns the object itself, instead of a copy of the class.

如果指派的值是不可变动的实值类别，则方法会传回物件本身，而不是类别的复本。

属类：IT行业-technet.microsoft.com-

Context items are immutable , but new context items can replace existing context items to simulate mutability.

上下文项是不可变的，但新上下文项可以替换现有上下文项来模拟可变性。

属类：IT行业-technet.microsoft.com-

The deep contradictions between the Deity and humanity have caused immutable pains in the interaction between belief and rationality.

神性与人性的深刻矛盾，在信仰与理性的互动之间造成了恒久不变的痛苦。

属类：无分类双语句库-gatefanyi.com-

Really, it's an immutable version of the bytearray object from version 2. 5.

实际上，它是版本2.5中bytearray对象的不可修改版本。

属类：IT行业-www.ibm.com-

Making the message classes immutable and cloning mutable references such as arrays at construction time would have prevented this problem.

使得消息类不可变并在构造时克隆像数组这样的可变引用，就可以防止该问题。

属类：IT行业-www.ibm.com-

Making files immutable is often done as part of a security or intrusion detection effort.

使文件不可变通常是安全或者入侵检测工作的一部分。

属类：IT行业-www.ibm.com-

Use the lsattr command to see whether the immutable flag (or any other attribute) is set for a file or directory.

使用lsattr命令查看文件或者目录是否设置了不可变标识（或者任何其他属性）。

属类：IT行业-www.ibm.com-

Using immutable values is a good practice because doing this allows your code to benefit from an important aspect of functional programming.

使用不可变值是一种很好的做法，因为这样做可以使代码从函数编程的一个重要方面中获益。

属类：IT行业-technet.microsoft.com-

China, the story goes, is immutable as the current rulers invoke the mystique of past imperial dynasties to bolster their own authority.

随着历史发展，中国却一成不变，当代执政者唤起古时帝王朝代的神秘气息，借此巩固自己的统治。

属类：英汉句库-article.yeeyan.org-

So, now, for the moment of truth, I present a set of principles that together form what I call The Seven Immutable Laws of Investing.

所以，现在是揭晓的时候了，我提出了一套原则，这些原则共同构成我所称的七条永恒的投资法则。

属类：英汉句库-article.yeeyan.org-

All data placed in an HttpSession or ServletContext should be thread-safe or effectively immutable .

所有放置在HttpSession或ServletContext中的数据应该是线程安全的或有效不可修改的。

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An immutable copy of a component in a particular workspace or stream is called a baseline.

特定工作区或流中的某个组件的不可变副本称为基准。

属类：IT行业-www.ibm.com-

Typically, this is a legacy service or application and is immutable from the point of view of the developer or architect.

通常，这是遗留服务或应用程序，不受开发人员或架构师的看法影响。

属类：IT行业-www.ibm.com-

By making the fields both public and immutable , you can directly access them in code without worrying about accidentally changing them.

通过将域声明成公共的或是不可变的，就能够直接在代码中访问它们，无需担心不小心更改它们的情况发生。

属类：IT行业-www.ibm.com-

To implement mutator methods, the new LinkedList class serves as a container for an internal, immutable list, as shown in Listing 5.

为了执行可变的方法，新的LinkedList类作为一个内部不可变的链表的容器，如清单5所示。

属类：IT行业-www.ibm.com-

Once a delegate is created, the method it is associated with never changes; delegate objects are immutable .

委托一旦创建，它的关联方法就不能更改；委托对象是不可变的。

属类：IT行业-msdn2.microsoft.com-

We chose to use a var with immutable Lists for the observers in this example.

我们在这个例子里选择使用一个var来表示不可变的观察者的List。

属类：英汉句库-article.yeeyan.org-

I recommend Getting Things Done, as long as you don't treat every word as immutable and inarguable. It can help you out of many bad habits.

我向你们推荐GTD，只要你们不对里面所有的内容都不根据自己的实际情况按步照搬的使用，他肯定能够帮助你改掉许多的坏习惯。

属类：英汉句库-article.yeeyan.org-

True, immutable factors like genetics, a family's medical baggage and just being born female determine much of the risk of breast cancer.

毋庸置疑，引发女性乳腺癌的某些风险，我们无能为力，比如遗传，家族医学史，甚至身为女人。

属类：英汉句库-article.yeeyan.org-

It is important to note that Java Strings, being immutable , also have a constant-time substring operation, but StringBuilders often do not.

需要指出的是，Java的String由于是不可修改的，所以子串操作的时间是恒定的，但StringBuilder并不是这样。

属类：IT行业-www.ibm.com-

Strictly speaking, the order in which you undertake phases in RUP is immutable .

严格来说，在RUP中您采用各阶段的顺序是不可变的。

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All things change over time; nothing is immutable .

一切事物都会随着时间变化；没有任何事物是一成不变的。

属类：无分类双语句库-bbs.hjenglish.com-

One common type of list is called a tuple, and as noted, it's immutable .

一种常用的列表类型是tuple，它是不可变的。

属类：IT行业-www.ibm.com-