字典的键天生是唯一的，所以可以用字典来删除文件的重复行，为了完成这项工作可以采用保存这些行的原始排序的方法。
The keys of a dictionary are inherently unique, so it's possible to use a dictionary to remove duplicate lines from a file, and to do so in a way that preserves the original ordering of those lines.
此外，这两个文件系统都支持数据重复删除、内部数据保护(类raid保护)、数据和元数据校验和以及其他存储功能(如快照)。
In addition, both file systems support data de-duplication, internal data protection (RAID-like protection), data and metadata checksums, and other storage features (like snapshots).
如果两个文件是相同的，仅仅是名称不同，rename- f会删除重复的文件。
If two files are identical other than name, rename -f would remove duplicates.
如果用户上载了大量同样的文件，罗布森的MP3tunes系统会删除重复数据，罗布斯认为，因为这种技术实现的细节而断言他的公司违法将是非常荒谬的。
Robertson—whose MP3tunes service deletes redundant copies if multiple users upload the same file—claims it would be preposterous to hold his company liable over this implementation detail.
你也可以管理和删除IE插件，分析磁盘空间使用情况，查找重复文件。
You can also manage and delete browser add-ons, analyze disk space usage and find duplicate files.
搜索后重复的文件可以被删除或转移到回收站。
Search for duplicate files can be later deleted or moved to the Recycle Bin.
重复的文件橡皮擦是一个很小的实用工具来搜索并删除重复的文件。
Duplicate file Eraser is a small utility to search for and delete duplicate files.
重复的文件橡皮擦是一个很小的实用工具来搜索并删除重复的文件。
Duplicate file Eraser is a small utility to search for and delete duplicate files.
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