What does it mean that the configuration file ends in RC

Author's brief introduction ： Hello everyone , I am a Taro, Front end domain Creator
️ Personal home page ： Don Juan Taro
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Preface

for example ： With the continuous learning of the project , We need to know the past and present lives of the project root file .

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One 、rc What is it? ？

For the rc The origin of

‘rc’ The suffix can be traced back to Unix My grandparents CTSS. It has a name called “runco​​m” Command script function . In the early Unix Use ‘rc’ As the name of the operating system startup script , As a pair of CTSS runco​​m salute .

Two 、rc The meaning of

In some projects, we often see .eslintrc、 .npmrc And so on rc Configuration file at the end of

.bashrc
.octaverc
.perltidyrc
.screenrc
.vimrc

Of these names “rc” What does that mean? ？

about rc Different people have different understandings

• Run the command
• Resource allocation
• Operation control
• Runtime configuration

Some people think “rc file ” Of “rc” The naming convention is governed by the above “runco​​m” Tool inspiration , stay Unix In the world ,RC representative “ Operation control ”
Some people think that rc file Usually in config Directory . Think of them as resource files

3、 ... and 、rc The execution time of the file

.rc The file will be loaded before the program is executed , This also leads us to modify in the development process .rc file , It is necessary to stop the service of the current project , Let it run abnormally again , Give Way .rc File reload

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summary

That's what we're going to talk about today , This article only briefly introduces rc Meaning of document