The net result is not only time savings, but also quality increase by providing only valid choices and the ability for validation of input before artifact generation.
最终不但节省了时间，而且质量也提高了——因为只能在合理的选项中选择，而且在工件生成之前还会对输入进行验证。
Will perform validation on all named queries at initialization time, and throw if any is not valid.
对所有的命名查询在初始化的时候执行验证，任何无效的查询会抛出异常。
If you get a SQL0449 error, most of the time it is because your EXTERNAL NAME clause is not in a valid format.
如果出现了SQL 0449错误，大多数时候是因为EXTERNALname子句的格式无效。
Copyright has a set period of time for which it is valid and, unless you take some kind of action, you do not give up those rights.
在有效期内，版权都是生效的。除非你主动放弃。
Instead of Failed, the WriteFile step is in the Stopped state this time, which enables you to perform actions that are not valid for Failed activities.
这次，WriteFile步骤处于Stopped状态而不是Failed，这允许您执行那些对失败的行为无效的操作。
IllegalArgumentError is thrown every time an argument is not considered valid, for example, when a null value is passed to a method as a parameter.
IllegalArgumentError在每次认为参数无效时抛出，例如，将null值作为参数传递给方法。
The timestamp service certificate is not valid for time stamping.
时间戳服务证书盖的时间戳无效。
You decide whether you want a card that is valid for 24, 48 or 72 hours. The card will not be valid until it is stamped with the time and date the first time you use it.
你可以自己决定购买有效期为24、48或72小时的卡，而该卡在盖章标明你第一次使用它的那个日期和时间才开始生效。
These valid shipping companies are stored in the shippers table and do not have to be retrieved every time data is queried from the database.
这些有效的货运公司会储存在货运公司资料表中，而且也不必每次查询资料库中的资料时便撷取这些资讯。
A lot of times it takes a long time before scientists start changing their mind as to what is valid and what is not.
要科学家们转变他们的想法往往需要等待很长时间，需要时间来证明新发现是否是基于可靠的证据。
Client's order shall be valid in accordance with the type and time of the given order, as specified if the time of validity of the order is not specified, it shall be valid for an indefinite period.
客户的订单应根据相应的类型和时间生效，如指定订单没有指定的有效时间，它无限期地有效。
All of us are just human beings that constantly make mistakes, but it is not a valid excuse for not paying your dues on time.
我们都只是人类，会不断地犯错误，但它不是一个不按时缴纳会费的借口。
All of us are just human beings that constantly make mistakes, but it is not a valid excuse for not paying your dues on time.
我们都只是人类，会不断地犯错误，但它不是一个不按时缴纳会费的借口。
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