Finding all files containing a text string on Linux or Mac
I need to find some string in all folders. [code lang=”bash”] grep -rnw ‘./folder/’ -e “search-text” [/code] Note: -r is recursive -n is line number -w stands match the whole word
September 2014
Fastest way to rename filenames with space to dash in linux
I want to mass rename hundred of filenames like filename 001.jpg to filename-001.jpg … … … filename 099.jpg to filename-099.jpg I use this command to rename all in few seconds in my MacBook Pro. I think it is fine to run in any linux. [code lang=”bash”] for f in *\ *; do mv "$f" "${f// …
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Show Image Size in Terminal or Shell
The easiest way to show the file size in Terminal in Mac or Linux. [code lang=”bash”] ustins-MacBook-Pro:jpg juzhax$ file 001.jpg 001.jpg: JPEG image data, EXIF standard Justins-MacBook-Pro:jpg juzhax$ identify 001.jpg 001.jpg JPEG 720×468 720×468+0+0 8-bit sRGB 59.8KB 0.000u 0:00.009 Justins-MacBook-Pro:jpg juzhax$ [/code]
command c expects followed by text error in Mac
You received error from the sed command in Mac, because the argument in mac is different. If you type in Mac terminal, you may receive error like this [code lang=”bash”] Justins-MacBook-Pro:2 juzhax$ sed -i ‘s/old_text/new_text/g’ example.txt sed: 1: "config.php": command c expects \ followed by text [/code] The first argument should be the extension of …