Following are the steps to implement the cash register accounting system on top of a complete from-scratch system.
下面介绍了在完全从头创建的系统之上实现收银机结算系统的步骤。
Some people have argued that no one could have done an open source operating system "from scratch" - without the existence of other systems for the infrastructure work.
有些人认为没有人可以“从头开始”开发开源操作系统—在没有针对基础设施工作的其他系统的情况下。
If you are designing your system from scratch, you will likely implement virtualization from the ground up.
如果您是从零开始设计系统，那么也将从头实现虚拟化。
In practice, the implementation of a system, whether from scratch or as an update to an existing solution, may be disconnected from the models.
实际上，一个系统的实现，不论是从打草稿开始还是作为一个已有方案的更新，都可以从模型中分离出来。
A common beginner mistake, however, is to underestimate the time needed to write an operating system from scratch.
刚开始开发的人，通常会犯这样一个错误- - - - - - -会低估从无到有开发一个操作系统需要的时间长度。
They anoint one data warehouse as the system of record or build a new enterprise data warehouse (EDW) from scratch.
企业选择一个数据仓库或者从头创建一个新的企业级数据仓库。
Migrating an existing project is often more challenging than when a project is started from scratch, since a migration project is usually done in the context of a productive system.
移植一个已经存在的项目往往比移植一个从零开始的项目更加富有挑战性，这是因为移植项目通常是在生产性系统的上下文中被完成的。
Whether you build a new system from scratch or upgrade servers and users, this feature is ready to use.
无论是从头开始构建新系统，或是升级服务器和用户，都可以使用该功能。
A country that had just lost the trust of investors in its fiscal rectitude could scarcely build a credible monetary system from scratch.
一个仅仅在财政诚信方面失去投资者信任的国家可以勉强从头开始建立信用货币体系。
This can be handy when you want to refresh data on a test or disaster recovery system that doesn't need to be built from scratch.
当您需要在不重新构建数据的测试或灾难恢复系统上刷新数据时，这种方法很方便。
By last year we were ready for the final push: re-crawling all the generated knowledge representations and restarting the system from near scratch.
在去年我们就准备好最后一击：重新爬行(索引)过所有已生成的知识形式并且重新启动系统。
Then, when it is time to start the JVM, instead of loading the system classes from scratch, the memory-mapped files are loaded.
这样，在启动J VM时，就不会从头开始装入系统类，而是装入内存映射文件。
When Jobs was ousted from Apple in 1985 and founded NeXT, he did not create an operating system from scratch.
当Jobs在1985年离开苹果公司并且创立NeXT时，他并不是自己创立出一个全新的操作系统。
Reiser4 was designed from scratch as a new journaling file system with many advanced features.
Reiser4被设计成为全新的日志文件系统，它拥有很多先进的功能。
If your operating system does not provide Bazaar, it is easy to build from scratch, especially on UNIX systems.
如果您的操作系统没有提供Bazaar，也很容易从头构建它，尤其是在UNIX系统上。
The first implementation of the cash register accounting system is on top of the previously mentioned from-scratch SELinux system (available in Downloads).
收银机结算系统的第一个实现是在前面介绍的从头创建的SELinux 系统之上实现的（可以在下载 中获得）。
Second, we could rewrite the system from scratch or try to evolve the existing architecture into the system we needed.
其次，我们可以从头重写系统，或者尝试将现有的架构演进为我们需要的系统。
If he were starting from scratch, there would be a strong case (even to a newspaper as economically liberal as this one) for a system based mostly around publicly funded health care.
如果他要白手起家，建立一个大部分依靠公共医疗基金的医疗系统会将会是一大件事。
People buying medicine scratch off a panel attached to the packaging. This reveals a code, which they can text to a computer system that looks it up in a database.
人们买药时撕掉贴在包装上的一个标签，就会得到一串码，然后通过短信形式把它发送到一个计算机系统，通过这个系统可以在数据库中查询到相关信息。
One of our engineers, Orion Hodson, had written a new FAT32 file system from scratch using all of the static verification features in Sing#.
我们其中的一个软件工程师OrionHodson，完全重新动手写了一个全新的FAT32文件系统，该系统使用了Sing#中的所有状态检验的特性。
TMP, or "temporary," is the system-wide scratch pad.
tmp或者“temporary”，是系统范围的暂存存储区。
This meant I would not have to recreate all of my LPAR profiles from scratch (either using the System Planning tool (SPT) or a scripting method).
这意味着我不需要从头重新创建所有LPAR配置文件(使用System Planning tool (SPT)或脚本方法)。
Documents are typically opened rather than created from scratch. This means that their position in the file system is already established.
它们一般是被打开，而不是从头开始创建，这意味着它们在文件系统中的位置已经被确定。
Starting from scratch, he would have favoured a single-payer system such as "medicare for all".
他想从零开始，推行“全民医保”之类的单一支付方制度。
When we design a system from scratch, we by necessity (to contain the amount of complexity we have to consider at one time) design the system to the most likely conditions.
从头设计系统时，必须考虑实际应用环境设计。
The decision to start over from scratch is basically a decision to throw away many man-years of effort and lessons learned that the current system implementation encompasses.
从头开始基本上是一个丢弃现有系统执行过程中获得的众人多年努力和教训的决定。
"If we find that life has happened in the solar system twice, from scratch, if we can be sure of that, then it's going to have happened all around the universe," Davis said.
“如果我们发现生命曾在太阳系里形成过两次，从零开始的那种，如果我们能够确认是这种情形的话，那么这种情形就应该在整个宇宙里上演过”，戴维斯说哦。
A complex system that works is invariably found to have evolved from a simple system that worked... a complex system designed from scratch never works and cannot be patched up to make it work.
我们发现，目前正常工作的复杂系统总是从以前正常工作的简单系统演变而来的……从头开始设计的复杂系统总是不能正常工作，也无法通过修补来使其正常工作。
The system can also be built completely from scratch, directly from source code (Linux from scratch).
该系统还可以建立完全从头开始，直接从源代码(Linux系统从零开始)。
All too frequently I hear how some group of people feel the only way to get their system to work properly is to start over from scratch.
我经常听说有人认为使系统正常工作的唯一方法是从头开始设计。
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