Archives: Technical Support

Thursday, February 26, 2026

SCS Tutorial Lab Open House

For over a decade, Carleton University has been preserving a notable collection of vintage computing equipment, gathered from across campus and through the generosity of local computer enthusiasts. Contributions have come from the School of Computer Science, the Sprott School of Business, Carleton University Library, the Faculty of Engineering and... More

Sunday, November 30, 2025

Unified Memory

The term ‘unified memory’ has become more and more popular as of late and for good reason. More and more main computer components have been consolidated into a single microchip hence the term SoC - ‘System on a Chip’. For years the iGPU - ‘integrated Graphics Processor’ exist so that you can display your... More

Thursday, February 20, 2025

Choosing the right ethernet

Bell and Rogers offer incredibly fast internet for home use some speeds are up to 3 Gbps. At those speeds you need very good WiFi device of at least WiFi 5 (theoretical max of 3.5 Gbps) and you would be better using WiFi 6 (theoretical max of 9.6 Gbps) or better. That means your... More

Monday, February 10, 2025

Best Integrated Graphics for your PC

AMD has released a new CPU that has PC leading integrated graphics named the Radeon 890M which is the most powerful AMD iGPU, as of mid 2024. It features: the RDNA 3.5 architecture 16 compute units 16 ray tracing cores 1024 shaders running at up to 2,900 MHz AI image generation and other modern... More

Tuesday, January 28, 2025

webp file format

The most popular file formats at this time are png and jpg. PNG (Portable Network Graphics) has gained immense popularity because it is a lossless file format, it supports transparency, has high color depth and is an open/free file format. The JPEG (Joint Photographic Experts Group) file format has remained popular because of its... More

Tuesday, November 12, 2024

PuTTY SSH Client Found Vulnerable to Key Recovery Attack

In PuTTY 0.68 through 0.80 before 0.81, biased ECDSA nonce generation allows an attacker to recover a user's NIST P-521 secret key via a quick attack in approximately 60 signatures. This is especially important in a scenario where an adversary is able to read messages signed by PuTTY or Pageant. Besides impacting PuTTY, it... More

Tuesday, November 12, 2024

Desktop computer monitors and eye care 

Being at university implies many hours of screen time and we often neglect eye care. You may experience watery eyes, headaches, fatigue due to eye strain. If you look out for the following monitor features you will ensure that you have the best monitor possible for your sensitive eyes. Many of these factors are... More

Tuesday, November 12, 2024

Undergraduate Computer Lab News – Fall 2023 & Winter 2024

Did you know?  The school of Computer Science has five undergraduate computer labs that BCS students can use in the Herzberg building: SCS Computer Labs  HP3115 and HP4115 can be used as study space and group work by anyone registered in a COMP course. COMP students can also use HP4155 when its free.  Third... More

Tuesday, November 12, 2024

vscode: Remote Access and Code Editing

vscode: Remote Access and Code Editing Step 1: Install vscode Step 2: Install Remote-SSH Extension Step 3: Create Remote-SSH Connection Step 4: Open Folder on Remote Server Step 5: Open a terminal, edit some code, run some code! Troubleshooting: Failed Login Troubleshooting: Disk Full In addition to these instructions, you can find a video... More

Tuesday, November 12, 2024

Renovated TA Center Opens at SCS 

The School of Computer Science opened its newly renovated Teaching Assistant (TA) laboratory during their Open House on Tuesday September 19, 2023. The university has invested in upgrading the undergraduate Computer Science labs and resources. The changes include a renovated TA center and BCS laboratories as well as further investment in the SCS... More

Tuesday, November 12, 2024

VPN Changes Beginning Fall 2023

This most directly impacts students who are using the SCS Openstack, as the SCS Openstack can only be accessed via a Carleton network. So from home you are required to use VPN to access the SCS... More

Tuesday, November 12, 2024

How to reset your x2go session on the server side

Sometimes the x2go client will no longer connect to the x2go server on your target VM. Verify that: x2go client is configured correctly [https://carleton.ca/scs/2021/ssh-connection-with-x2go-remote-desktop-client/] Internet connection & Cisco VPN is working [Remote Access (VPN)] ssh connection (non-graphical) is working to the server [Secure... More

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