Backward-compatible changes to service input.
服务输入的向后兼容改变。
Backward-compatible changes to service output.
服务输出的向后兼容改变。
The later versions are all backward-compatible with earlier versions.
更新的版本都是向下兼容的。
Type expansion is a little riskier than the previous backward-compatible choices.
类型扩展与前面的向后兼容策略比起来显得有些冒险。
There are two types of backward-compatible changes: changes to service input and changes to service output.
有两类向后兼容的改变：对服务输入的改变及对服务输出的改变。
But if the behavior of the implementation receiving old values changes, than this is not a backward-compatible change.
但是当实现的行为接受了旧值改变时，这就不是向后兼容改变。
The GTK + team pays great attention to keeping GTK + backward-compatible, but it is simply impossible to catch all bugs.
尽管GTK +小组非常注意保持GTK +的向后兼容性，但是要捕获所有的bug是不太可能的。
Python V3.0 is not backward-compatible with earlier versions, and it appears that V2.6 is the version most commonly in use.
PythonV3.0并不能向后兼容之前的版本，而且V2.6是使用最为广泛的版本。
A backward-compatible change to service output is one in which a new web service can continue to send data to an old client.
服务输出的向后兼容改变是：新web服务可以继续向旧客户端发送数据。
Clients can extend our product with additional entities and attributes, and the mechanism is backward-compatible with our clients' existing code.
客户机可以用更多的实体和属性扩展我们的产品，并且该机制与客户机已有代码是向后兼容的。
The possible backward-compatible changes are now the input and output to the client, not to the server, which can be a little strange to think about.
可能的向后兼容改变现在变成了对客户端的输入与输出，而不是对服务器，看起来这或许有一点奇怪。
Even though V5.0 is still not released publicly, it is safe to say that it is completely different from its predecessor in that it is not backward-compatible.
尽管V5.0还没有公开发布，可以肯定地说它与先前的版本完全不同，因为它不是向后兼容的。
However, while L.T.E. phones will be backward-compatible so they can run on Verizon's older 3g network, those 3g phones won't run on the new, faster L.T.E. network.
然而，尽管L.T.E手机可以反向兼容，在威瑞森的3G网络运行，但这些3g手机不能在更快的新一代L.T.E网络上运行。
XHTML V1.0 Strict, and Apache V2.2.12 on Ubuntu kernel 9.10. The examples provided should work with new versions of each element and in some cases are backward-compatible.
本文中提供的例子应该同样适用于它们的新版本，并且在某些情况下，还是后向兼容的。
A backward-compatible change to service input is one in which a new web service can continue to receive data from an old client. These changes include the addition of the following.
服务输入的向后兼容改变意味着新web服务可以继续接收来自旧客户端的数据。
But if you make minor, backward-compatible changes to your service as described in this paper, being careful not to change behavior, then old clients can still talk with your new service.
但正如这篇文章所述，如果您对您的服务做一些局部的、向后兼容的改变，时刻注意不改变其行为，那么旧客户端仍可以与您的新服务进行通信。
This command can only be used in cases where the change to the schema is backward-compatible, and the updated schema is automatically applied to all XML documents that are stored in the database.
只有以下情况才能使用该命令：模式的改变是向后兼容的；已更新模式被自动应用到所有存储在数据库的XML文档。
Most changes to the data types in the input or output message are not backward compatible.
对输入或输出消息中的数据类型的大部分变更都不是向后兼容的。
If existing users are unaffected then the change is backward compatible.
如果现有用户不受影响，则变更就是向后兼容的。
Above, this article described the update XMLSCHEMA command to store updated - and backward compatible - versions of a schema in the XSR.
本文已经介绍了UPDATEXMLSCHEMA命令，它可以在XSR里存储已更新的模式版本(和向后兼容的模式版本)。
Keeping styles backward compatible can be a problem — particularly if you're using complex style with class variants.
让样式保持向后兼容可能有一定难度，尤其是在通过类变体应用复杂样式的情况下。
If existing users are affected then the change is not backward compatible, and a strategy will be needed to manage the impact of the change.
如果现有用户受到影响，则变更不向后兼容，将需要使用策略来管理变更的影响。
The table above indicates that backward incompatible changes with versioning are more expensive than backward compatible changes.
通过上表可以看出，采用版本控制的不向后兼容变更比向后兼容变更的开销更大。
This methodology starts to encounter issues when a new version of an application requires a new version of a library that is not backward compatible.
当新版本应用程序需要的新版本库不向后兼容时，此方法就会遇到问题。
Several papers have been published on the subject of classification of backward compatible versus backward incompatible changes (See Resources).
已有多篇有关向后兼容的变更与不向后兼容的变更的分类主题的论文发表(请参阅参考资料)。
Table 1 compares costs between making backward compatible changes and backward incompatible changes that employ versioning.
表1对进行向后兼容变更和进行需要采用版本控制的不向后兼容的变更所需的成本进行了比较。
Is USB 3.0 backward compatible with earlier USB standards?
USB 3.0向前与旧版本usb标准兼容么？
Assess if the change is backward compatible.
评估变更是否向后兼容。
When the World Wide Web Consortium (W3C) released the first working draft of XHTML 2.0 on 5 August 2002, the major surprise was that, unlike its predecessors, it was not backward compatible.
当万维网联盟(WorldWideWeb Consortium (W3C))于2002年8月5日发布XHTML 2.0的第一个工作草案时，最让人吃惊的是：与其先前的版本不同，它不是向后兼容的。
When the World Wide Web Consortium (W3C) released the first working draft of XHTML 2.0 on 5 August 2002, the major surprise was that, unlike its predecessors, it was not backward compatible.
当万维网联盟(WorldWideWeb Consortium (W3C))于2002年8月5日发布XHTML 2.0的第一个工作草案时，最让人吃惊的是：与其先前的版本不同，它不是向后兼容的。
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