Ar ôl y Glaw / After the Rain

After the rain. By the Taff at Gabalfa

Open source software package takes aim at high-cost math programs

"A new open source mathematics program is looking to push aside commercial software commonly used in mathematics education, in large government laboratories and in math-intensive research."

http://www.networkworld.com/community/node/22768

http://www.sagemath.org/

Nanotube-producing bacteria show manufacturing promise

The research team believes this is the first time nanotubes have been shown to be produced by biological rather than chemical means. It opens the door to the possibility of cheaper and more environmentally friendly manufacture of electronic materials.

http://www.eurekalert.org/pub_releases/2007-12/uoc--nbs120707.php

10 Sites Offering Free Linux Courses Online

Whether you're new to Linux or an advanced user, you're bound to have questions. Read on to get a list of universities and other institutions offering free Linux courses, training and tutorials online.

http://education-portal.com/articles/10_Sites_Offering_Free_Linux_Courses_Online.html

How a few English words can help to keep our Welsh language alive

WELSH speakers slipping English into their speech should not feel guilty because it keeps the language alive, language campaigners and academics said yesterday.

Fears that Welsh is being watered down by English are unfounded, they said.

[...]

“People sometimes see language as set in stone, but no language stays the same.”

Hywel Griffiths, chairman of Welsh language campaign group Cymdeithas Yr Iaith Gymraeg, agreed. He said any attempts to speak Welsh, however pidgin, were to be welcomed and pointed out that both languages borrowed from each other.

http://icwales.icnetwork.co.uk/news/wales-news/2007/11/24/how-a-few-english-words-can-help-to-keep-our-welsh-language-alive-91466-20153846/

Hosted Private Wikis - ClearWiki

ClearWiki is feature rich, yet extremely intuitive and easy to use. Organize your information logically and easily.

http://www.clearwiki.com/

Wine Review: Photoshop CS2 on Linux with Wine

http://wine-review.blogspot.com/2007/10/photoshop-cs2-on-linux-with-wine.html

HTML Entity Lookup

Using HTML entities is the right way to ensure all the characters on your page are validated. However, often finding the right entity code requires scanning through 250 rows of characters.

This lookup allows you to quickly find the entity based on how it looks ...

http://leftlogic.com/lounge/articles/entity-lookup/

mon.itor.us - Website performance availability and traffic monitoring

mon.itor.us provides a “24 x 7” network and website monitoring service to help its users quickly identify faults and deficiencies to ensure continuous operations of their IT infrastructure and maintain business operations that provide the ultimate web experience. Particularly mon.itor.us provides personalized Ajax dashboard interface, checks server performance and availability, generates uptime reports, tracks visitors, checks CPU, memory and other systems resources, and alerts its users in case abnormalities are detected. External end-user checks are performed from geographically dispersed servers as well from customer locations. Internal checks can be performed inside of network firewalls through smart agents.

http://mon.itor.us/

Netcraft - Whats that site running?

We report a site's operating system, web server, and netblock owner together with, if available, a graphical view of the time since last reboot for each of the computers serving the site. Further information about what we measure and how we measure it is and other factors affecting the monitoring process are available here.



http://uptime.netcraft.com/up/graph

W3C Markup Validation Service

This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc. If you wish to validate specific content such as RSS/Atom feeds or CSS stylesheets or to find broken links, there are other validators and tools available.


http://validator.w3.org/

Lynx Browser (Text-based) viewer

The Lynx Viewer allows webmasters to see what their pages will look like when viewed with Lynx , a text-mode web browser. It is also presumably, how search engines see your site. In addition to that, it can help determine if web pages are accessible to the vision impaired.

http://www.yellowpipe.com/yis/tools/lynx/lynx_viewer.php

What Beautiful HTML Code Looks Like

In HTML, it really comes down to craftsmanship. It’s all those little things added up that make the whole. Here is a list of just some of the little things that I look for in other’s code and that I try to do myself that make for good craftsmanship in HTML

http://css-tricks.com/what-beautiful-html-code-looks-like/

SymmetricDS

SymmetricDS is web-enabled, database independent, data synchronization/replication software. It uses web and database technologies to replicate tables between relational databases in near real time. The software was designed to scale for a large number of databases, work across low-bandwidth connections, and withstand periods of network outage.

http://symmetricds.org/