Calculating UNIX file permissions

Permissions Mac AppA few years ago I wrote a simple but handy Mac app that calculates unix file permissions using a matrix of check boxes. I wrote it because I wanted to better understand how those octal values get calculated and to expand my experience of writing Mac apps.

I was also learning some crazy assembly code at the time too so I was also making sense of putting bitwise operations to task. Rather than let this code languish on my hard drive, I thought I’d share…
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Get emailed when uploads complete

Sometimes I have to send a client a really large file or app that’s too large to post to Basecamp. The solution is to upload to a web server over night and email the client a link when it’s done. Not wanting to tie my laptop down overnight here is a great solution that emails you when it’s done.

Lets say your file is called NinjaApp-1.0.ipa and you use SSH/SFTP on your server to copy everything…
1. Drop your file onto a spare Mac or server.
2. Type the following into a terminal window:

That’s it! You’ll get an email when it’s done.