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2025-01-19 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >
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What is the difference between > > and > in linux? Many novices are not very clear about this. In order to help you solve this problem, the following editor will explain it in detail. People with this need can come and learn. I hope you can gain something.
Both > and > belong to output redirection, and both can output to the specified file.
1. The difference between > > and >:
> will overwrite the original content of the target. When the file exists, the original file is deleted, then the file is recreated, and then the contents are written to the file; otherwise, the file is created directly.
> > the content will be appended to the original content of the target. When the file exists, the content is appended directly at the end of the file, and the original file is not deleted; otherwise, the file is created directly.
Linux is a free-to-use and free-spread Unix-like operating system. It is a multi-user, multi-task, multi-threaded and multi-CPU operating system based on POSIX and Unix. It runs major Unix tools, applications, and network protocols. It supports 32 bit and 64 bit hardware. Linux inherits the design idea of Unix with network as the core, and is a multi-user network operating system with stable performance.
Advantages of Linux:
1. Linux is composed of many microkernels, and its source code is completely open source.
2. Linux inherits the characteristics of Unix and has very powerful network functions. It supports all Internet protocols, including TCP/IPv4, TCP/IPv6 and link layer topology programs, and can make use of the network characteristics of Unix to develop a new protocol stack.
3. The tool chain of Linux system is complete, and a suitable development environment can be configured with simple operation, which can simplify the development process, reduce the obstacles of simulation tools in development, and make the system have strong portability.
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