https://www.cs.vassar.edu/ 2026-04-12T11:20:51+00:00 https://www.cs.vassar.edu/ https://www.cs.vassar.edu/_media/favicon.ico text/html 2008-05-06T18:34:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/ssh/in_the_department?rev=1210098899&do=diff Page in progress This page is not yet compleate. When it is, this will be removed Ssh between machines a CS It is quite simple to get to a machine in the department remotely from another machine in the department. All machines in the labs, classroom and faculty offices should already have an ssh client installed on them and those machines which allow remote access are running an ssh daemon to accept incoming connections.```````````````````` text/html 2009-11-02T18:01:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/ratatosk_xmpp_server?rev=1257184898&do=diff Using our xmpp server This page is only now being written, 'till then, here is the email I sent out last spring: We now have a chat server. It uses the open protocol XMPP aka Jabber. It can do chat rooms (group chats), messaging (IM) and can reach and be reached by other XMPP servers around the world (like google talk). The big advantage over AIM is that XMPP is decentralized. Your messages only go as far as the servers involved, so it saves electricity and network traffic. It's greener an… text/html 2011-02-21T11:49:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/iceweasel_thinks_it_is_running?rev=1298288975&do=diff Firefox or Chromium thinks it's already running Firefox Problem: firefox will not start and the message you get is something like this one: firefox is already running but not responding. To open a new window you must first close the existing firefox process or restart your system```````` text/html 2008-10-24T17:22:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/wacom_tablet_tips?rev=1224868951&do=diff Using the Wacom Pen Tablet on our Linux Desktops NOTE: Currently the 5 buttons on the tablet itself are not detected by the windowing system. I am working on fixing that. -Greg Making the machine aware of the tablet Because we do not leave the tablets connected to particular machines, the Xserver needs to be restarted to properly recognize the device. ```````````````````````` text/html 2015-08-26T21:04:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/vnc/osx?rev=1440623049&do=diff Using VNC on Mac OS X Setup Download and install a secure shell client As you may have heard, the Mac OS X operating system is built off of a version of Unix, FreeBSD. You'll be happy to hear that this means you already have a secure shell client installed, the Unix native ssh. You will find it from the Terminal - more on that later. text/html 2011-02-09T16:47:28+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/printing_tips?rev=1297270048&do=diff Printing Tips Printer Name Changes and your .bashrc If you are having problems with command line printing it may be because your .bashrc is not using the correct printer name. Have a look at your .bashrc file. Near the top there are some lines that set your default printer. If they don't look like the lines below, then cut out everything in your .bashrc from &&```````````` text/html 2009-08-27T16:30:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/screen_saver?rev=1251390623&do=diff To change the screen saver mode Our lab linux machines use an inhouse setup to do screen locking and auto-logout. If you want a screen saver mode other than ??random?? here is what you do: * Look at the manual page for xlock and pick a mode you like.```` text/html 2008-10-24T17:56:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/xournal_tips?rev=1224870963&do=diff Xournal Tips Xournal is a Pen Journal that also allows you to add annotations to PDF files and/or capture and import arbitrary windows on the current screen to use them in xournal. xournal's sourceforge site Documentation for xournal A few common commands and settings INVOKE XOURNAL FROM THE GUI```````````````````````````` text/html 2008-05-07T11:34:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2008-01-28_password_problem_resolved?rev=1210160067&do=diff 2008-01-28 Password Problem Resolved The problem we had in yesterday’s lab (Monday Jan. 28) has been resolved. The problem was that one of the server maps needed to be manually rebuilt after changes made to our system. The other maps are all dealt with in an automated fashion so I did not notice at first that one of them needed to be built manually.  It is all fixed now. -Greg text/html 2008-05-07T11:29:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2008-02-05_services_restored_backups_complete?rev=1210159794&do=diff 2008-02-05 Services Restored, Backups complete Tuesday, February 5, 2008 at 10:00am there was a brief interruption to some of the CS servers as we produced a bare metal backup. The servers that were unavailable were: * Our wiki server (this includes all wikis hosted at CS) text/html 2012-07-30T18:55:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2012-08-04_shutdown?rev=1343674547&do=diff Summer 2012 Power Shutdown On Saturday, August 4th Buildings & Grounds will be performing maintenance and a safety review of electrical equipment on campus. This outage will affect power to Old Laundry Building as well as disable our network access and air conditioning. Because of this all services will be shutdown Friday night at 8:00 pm. Services are expected to be turned on again around 8:00 pm Saturday night, assuming that electricity, network connections and air conditioning are all availa… text/html 2012-11-12T16:27:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2012-11-12_mote_migration?rev=1352737626&do=diff 2012-11-12 Mote Migration The new remote access server is finally ready for general usage. This means everyone will have remote access to a system that has all the same software and settings as a department workstation. Fire up Racket and do your CMPU 101 homework, submit your CMPU 203 homework assignment, or just open up IDLE to work on your NLTK work, whatever you need. text/html 2012-12-01T17:30:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2012_workstations?rev=1354383048&do=diff 2012 Workstation Upgrades [LightDM screenshot ]Welcome back. Plenty of changes have occurred to network this summer, here is a summary. The new workstations in the Asprey and Intro labs have quad-core Intel i7 2600 CPUs running at 3.4 GHz with 8 GB of RAM. The new workstations in the 105 classroom have dual-core Intel Atom D2700 chips runnings at 2.13 text/html 2015-08-27T14:13:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/status/2013_winter_updates?rev=1440684807&do=diff 2013 Winter Updates Welcome back. There has been some good quiet time in January which works well for pushing out updates. All of the workstations remain on Ubuntu 12.04.1, but several components have been updated. So that you are aware here are the bigger updates to have occurred. text/html 2012-11-12T15:29:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/vnc/linux?rev=1352734187&do=diff Using VNC on Linux Unlike many other operating systems, Linux uses an X server for graphical display, which allows network redirection. This me ans that you can easily have a secure remote display without using VNC by tunneling through ssh using 'ssh -X'. None the les s, if for some reason you would still like to use VNC, this page describes the process for getting it to work. text/html 2010-05-04T13:36:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/old_pages/vnc/speed_tips?rev=1272980194&do=diff Improving VNC Performance This page is a work in progress, use the information here if it helps, but do not consider it in any way authoritative. * -- Greg Priest-Dorman 2010/05/04 09:36 Why is my session so slow? VNC is sending the image of your screen over the network between the server (here at CS) and your client (the machine where you are working). Depending on the network speed, the load on the server, the speed of your machine and the protocols vnc is trying to follow, the speed of …