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英文字典中文字典相关资料:


  • unix - sed edit file in-place - Stack Overflow
    Syntax is similar to sed, but certainly not exactly the same Even if you don't have a -i supporting sed, you can easily write a script to do the work for you Instead of sed -i 's foo bar g' file, you could do inline file sed 's foo bar g' Such a script is trivial to write For example:
  • unix - What does sed -i option do? - Stack Overflow
    sed 's "p" 0 g' file txt > file txt Unfortunately because of the nature of redirects the above will simply produce a blank file Instead a temp file must be created for the output which later overwrites the original file something like this:
  • Find and replace with sed in directory and sub directories
    In GNU sed, looks like there's no space between -i and its argument, but in BSD sed there is
  • Understanding sed expression s ^\. \ g - Stack Overflow
    First, understanding the sed expression at hand s pattern replacement flags is the a sed command, described in detail in man sed In this case, pattern is a regular expression; replacement is what that pattern gets replaced with when where found; and flags describe details about how that replacement should be done
  • How to use variables in a command in sed? - Stack Overflow
    @tripleee While I'm certain that this would be a duplicate of numerous other questions, the one that you've pointed to isn't the best one since it doesn't contain slashes in the variable
  • bash - Using sed to mass rename files - Stack Overflow
    That's a lot more understandable than the equivalent sed command But as for understanding the sed command, the sed manpage is helpful If you run man sed and search for (using the command to search), you'll find it's a special character in s foo bar replacements s regexp replacement Attempt to match regexp against the pattern space
  • How to use back-reference of sed replacement command correctly . . .
    I am learning the sed s regexp replacement command on linux There are some numbers from phone txt (555)555-1212 (555)555-1213 (555)555-1214 (666)555-1215 (777)555-1217 I'd like to use the regular Skip to main content
  • linux - sed with special characters - Stack Overflow
    Ask questions, find answers and collaborate at work with Stack Overflow for Teams Try Teams for free Explore Teams
  • sed - Change multiple files - Stack Overflow
    For sed -i 's old new' *, the expansion of * must ALL be passed as an arglist to sed, and I'm fairly sure this has to happen before the sed process can even be started Using the for loop, the full arglist (the expansion of *) never gets passed as a command, only stored in the shell memory and iterated through
  • linux - sed with literal string--not input file - Stack Overflow
    This should be easy: I want to run sed against a literal string, not an input file If you wonder why, it is to, for example edit values stored in variables, not necessarily text data





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