Using "", which allow bash commands to be interpreted by sed scripts, I've embedded a sed script in another sed substitution, in case, the 4th line of the file at the end of the second one. Show Sample Output
N: On the current line, sed will display it on pattern space, plus a \n (new line); but s/\n//: Will get rid of new line displayed on pattern space, joining the current line's end with the start of the next line Useful in scripts. Show Sample Output
Using a for loop, rename all files with .MP3 extension to .mp3. Show Sample Output
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