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In Unix, if you need to clear up a set of subdirectories to see what permissions or ownership of everything under a given directory, these commands work for me on Solaris. There are differences because you don’t want to give execute permissions to files. And t...

In Unix the strings -a command will output all the text strings in a binary file.Solaris man page for strings says: “The strings utility looks for ASCII strings in a binary file. A string is any sequence of 4 or more printing characters ending with a newl...

When do students get access to the CCLE class sites?The moment the students are officially enrolled in the class, they will have access to the CCLE class sites. However, there might be a slight delay in syncing the roster to the class sites. If this happens, p...

According to N.Y. Times – Tip of the Week: Viewing Gmail From Anywhere By J. D. BIERSDORFER – November 8, 2007 apparently, now you can access your Google Mail with IMAP Mail clients. This means that you could use Apple Mail, Microsoft Outlook, Thunderbird, or ...

This web design tip I just read is ingenious and priceless, if we can just get our clients to accept the condensed versions.Speaking generally, Steve Krug's Third Law of Usability states:"Get rid of half the words on each page, then get rid of half of what'sl...

While looking for something else in the Moodle Forums, I found these links that refer to the underlying way Moodle connects to databases using ODBC.“adodb just harnesses the underlying PHP functions for whatever type of connection you use, so it helps to be fa...

“The Google Chart API returns a PNG-format image in response to a URL. Several types of image can be generated: line, bar, and pie charts for example. For each image type you can specify attributes such as size, colors, and labels.”“You can include a Chart API...

“IBM has a very cool Firefox-only plugin called CoScriptor which is sort of a macro recorder for Firefox:http://services.alphaworks.ibm.com/coscripter/browse/aboutThere are a variety of scripts available for perusal, use, and editing. Scripts that get create...

This Slashdot article describes the release of version 3.0 of Octave. Afterwards there are some links from the article and a quick search of Octave versus Matlab.“GNU Octave is a free numerical computing environment highly compatible with the MATLAB language. ...

For those of you who have inadvertently been sent a Microsoft Word document in the new .docx (x for xml) format and can’t open it in your older version of Microsoft Word, this N.Y. Times Personal Tech article has the explanation and some alternatives. Search U...

It is often confusing to try and figure not only which minimum version of OS X supports a particular Mac, but what specific BUILD of that OS version.Here is the Apple Kbase article that clears it all up:http://support.apple.com/kb/HT1159?viewlocale=en_USQuot...

In rare situations it becomes necessary for an Admin to create a Special Case Login to help in administering course sites. Contact a Moodle Admin for creation of such an account. After you receive your Special Case Login, you can gain access to Moodle by click...

Has anyone tried Omeka? It’s a PHP/MySQL based, open-source web platform for publishing collections and exhibitions online. Designed for cultural institutions, enthusiasts, and educators, Omeka is easy to install and modify and facilitates community-building a...

Somehow I can never remember the cut command in Unix. But I occasionally want to remove certain columns from a text file of data. cut will do that.DelimitedHere is a simple tab-delimited example. (Use the -d option to set a different column delimiter.)Data Fil...

I’ve used http://doodle.com a few times to quickly arrange meetings, but now I’m running into some limits and am looking for alternatives. I’ll list my comments as I find them. Please add if you know any. http://doodle.com – Free, and very easy to set up and u...

Google’s open-source web browser Chrome now has 40% to 60% of the market.It’s available for download at http://www.google.com/chrome Which Browser is Best? Chrome vs. Firefox vs. Internet Explorer – PC Magazine, Sept. 26, 2014 7 New Google Chrome Features You ...

Awk is a Unix tool that can be very useful for dealing with text but can be hard to understand. Here are some useful explanations. awk is a beautiful tool Famous Awk One-Liners Explained, Part I 8 Powerful Awk Built-in Variables – FS, OFS, RS, ORS, NR, NF, FIL...

Multiple people editing a document at the same time seems impossible, but now there are three different tools for doing that. EtherPad EtherPad: Real-time Editing with JavaScript Comparison of SubEthaEdit and EtherPad Google Docs – “allows simultaneous edi...