Writing
Ways to check what SMTP server a Linux server is using
Quickest way to test is send yourself a blank email from the server, like so in terminal: mail -s "Test" address1@domain.com address2@domain.com < /dev/null Another way is and it will tell you what servers handle mail: host your_domain.com Hope this helps.
Playing with .jar files
For archival purposes. Operation Command To create a JAR file jar cf <em>jar-file input-file(s)</em> To view the contents of a JAR file jar tf <em>jar-file</em> To extract the contents of a JAR file jar xf <em>jar-file</em> To extract specific files from a JAR file jar xf <em>jar-file archived-file(s)</em> To run an application packaged as a JAR file (version 1.1)…
Change hostname in OS X
From the terminal: sudo scutil –set HostName new_hostname.local. UPDATE: See Change computer name in OS X Yosemite instead.
Zip and password-protect any file via OS X’s Terminal
Pretty simple — just do the following: Open Terminal (Applications > Utilities > Terminal) CD to the directory with the file(s) to zip and password-protect Type the following and wait: “zip -e archive.zip file1 file2” Note: I zipped my iPhoto Library, so I did “zip -re photos.zip Pictures/”. The -r means recursive.
Free PDF to mobi or epub converter
I have a Kindle and love it, so archiving and sharing this awesome app. Cool thing is it’s available on multiple platforms. “calibre is a free and open source e-book library management application developed by users of e-books for users of e-books. It has a cornucopia of features divided into the following main categories.”
Python: Send e-mail to multiple recipients using Gmail SMTP
Below is the method I used. def SendEmail(content): gmailUser = ‘me’ password = ‘password’ recipients = [‘you1’, ‘you2’, ‘you3’ ] msg = MIMEMultipart(‘alternative’)…