Faculty member wants to have a page like the CS 110 students page, a list of hyperlinks to student accounts, with the student’s real name as well. Maybe for multiple sections. Here’s how I did it for CS 230 in … Continue reading
For unknown reasons, we installed anacron on Tempest, and so many of our /etc/cron.daily scripts have been running multiple times. My best guess, based on the timestamp on /etc/cron.hourly/0anacron is that we installed anacron on September 12th. There’s no obvious … Continue reading
We use a self-signed https certificate for our server, and they expire every year or so. When they do, and you visit a page using https, you see something like: So, we have to renew or re-create the certificate. I … Continue reading
We ran out of space on our old NAS, the one bought by Tyler, and Brian asked us to help purchase and configure a new one. After considering several alternatives and consulting several people in LTS, we settled on the … Continue reading
For the Boston Preliminary Programming contest (BOSPRE), we set up an account where email to the account sends the email to a printer. That’s how teams get printouts of their draft code. The basic setup is pretty straightforward, and is … Continue reading
Installed node.js on Tempest using the directions here https://github.com/joyent/node/wiki/Installation and the directions in the README file in the source tarball, available here: http://nodejs.org/download/ By default, it installs into /usr/local/bin/node and /usr/local/lib/node_modules and /usr/local/lib/dtrace. So that I could play with it, … Continue reading
Consider the following trivial PHP script: <?php if( $rv = mail(“scott.anderson@wellesley.edu”, “test email from PHP”, “body of message” ) ) { echo “Success!”; } else { echo “Failed: $rv\n”; } ?> When I ran this, either from the command line … Continue reading
Installing the necessary modules for CAS authentication on Tempest should be a wall in the park, thanks to all the work we did last summer to do the same for Puma to install mod_auth_cas. Those directions were base on these … Continue reading
The automatic nightly incremental backups are written to the puma:/root/snapshots directory, which is itself a mounted disk partition (to one of our external drives). To allow users to retrieve their own lost files, but not to modify them, that directory … Continue reading
Our NAS (bigdata) is filling up. Here’s the latest data: btjaden 1572793 65.47% 65.47% trails 244860 10.19% 75.66% mongodb 197404 8.22% 83.87% mongodb-dumps 153052 6.37% 90.25% hcilab 96374 4.01% 94.26% webtrust 70328 2.93% 97.18% frozen 26423 1.10% 98.28% qtw-users 24796 … Continue reading