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What 755 does is to give permissions of 7 to you, 5 to your user group, and 5 to everyone else. So for example, if your batch file is named batchfile, one way to change its permissions is to right-click on it, click on “Show Info”, and then change the permissions under “Permissions” to show 755. In Windows, that’s all that you need to do, but for the Mac, you’ll need to make sure that you edit your batch file’s permissions so it is executable. txt extension preferably, but that really doesn’t matter…it just looks more right that way). What you need to do is to put all the commands you want into a plain text document, and save it with a name (without the. Mac OSX is unix-based, so I could use the unix equivalent (which is called a script too). I was facing the same situation in Mac OSX when I realised that I didn’t know how to create a batch file in Mac OSX.
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With a batch file, you save all the commands into one file, and just run the batch file, instead of your gazillion commands individually. I use batch files sometimes when I was using Windows because it saves a lot of time when you need to run a batch of commands frequently.
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