Archive for the 'Technical' Category

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Perl: Replacing every instance of a Regex found in multiple files…

Wednesday, May 23rd, 2007

Simply use the following command;
perl -pi~ -e ’s/regexp1/regexp2/’ files
Where;

regexp1 – Regular expression you are seeking.
regexp2 – It’s replacement.

files – The files you wish this replacement to occur.

Categories: Technical
Comments: 85 Comments

Vim: Counting the number of matches…

Wednesday, May 23rd, 2007

A useful trick in Vim to return the number of matched expressions in a file;
let x=0 | g/regexp/let x=x+1
echo x
where regexp obviously is the regular expression (pattern) you wish to count.

Categories: Technical
Comments: 93 Comments