Tuesday, November 11, 2008
Sunday, November 09, 2008
Saturday, November 01, 2008
A list of books to checkout on Monday
- Economic interdependence and international conflict : new perspectives on an enduring debate / edited by Edward D. Mansfield and Brian M. Pollins. [HF1418.5 .E274 2003]
- Handbook of data analysis / [edited by] Melissa Hardy and Alan Bryman. [H62 .H224 2004]
- Loglinear models with latent variables / Jacques A. Hagenaars. [QA278 .H333 1993]
- Introducing network analysis in social work / Philip Seed. [HV11 .S44 1990]
Sunday, October 26, 2008
Fresh install vs. upgrade
As the Ubuntu release dates approaching, the debate of whether a fresh install or an upgrade is the preferred way to get an update-to-date system is re-emerging.
To me, an upgrade is always preferred, simply because it took quite some time to tailor a new system, installing all the required packages, solving dependency issues. It is just too much to do that every once or even twice in a year.
Since I am really busy right now, I may well skip this release and wait for the next one (April 2009).
To me, an upgrade is always preferred, simply because it took quite some time to tailor a new system, installing all the required packages, solving dependency issues. It is just too much to do that every once or even twice in a year.
Since I am really busy right now, I may well skip this release and wait for the next one (April 2009).
Sunday, October 19, 2008
Copy and paste in Cygwin
Copy/paste from Cygwin: highlight the text will also put the text in the clipboard;
Copy/paste into Cygwin: shift + mouse click will put the text in the clipboard into the insertion point.
Copy/paste into Cygwin: shift + mouse click will put the text in the clipboard into the insertion point.
Compile aML under Cygwin using g77
I finally got the time to setup a cygwin environment on my computer and tried to compile aML. After several trial and error, I got it successfully built and tested. The procedure is pretty straightforward, with only one thing to keep in mind: choose g77 3.3 instead of 3.4 otherwise the generated binary will issue an error message "core dump" (and this is probably why aML cannot be directly built on Ubuntu 8.04). I only tested on my 32-bit machine and will try it on my 64-bit Vista office machine on Monday.
This is exciting!
This is exciting!
Tuesday, October 07, 2008
Emacs with true type font support under Ubuntu
Following the instructions here (http://www.emacswiki.org/cgi-bin/wiki/XftGnuEmacs#toc12), I finally get a usable Emacs with true type font support (I use Liberation Mono) installed on my Ubuntu notebook. I have to say, this makes a huge difference and makes it much easier for my eyes. I am going to use Emacs more.
Saturday, September 06, 2008
Good article on matching methods
Very good article indeed. The authors have made quite a few number of excellent points.
http://gking.harvard.edu/files/matchp.pdf
http://gking.harvard.edu/files/matchp.pdf
Friday, September 05, 2008
SciViews key binding
- Shift-F1 for contextual help on the word under the cursor in the editor
- Alt-Shift-F1 for help search selected word (make sure to look at the Web menu too)
- Ctrl-T to expand abbreviation (try typing func, then hit Ctrl-T in a file previously saved with a .R extension; a tooltip also appears when the sequence you type corresponds to a recognize abbreviation... and there are dozens of them already defined!)
- Ctrl-Return is the same as Return but also run the line of code in R
- Ctrl-Shift-R to run selection and/or code line by line
- Ctrl-Shift-A to run all code in the current document in R
- Ctrl-Shift-H to run a paragraph (consecutive lines of R code)
- Ctrl-Shift-M to run code between two bookmarks (define bookmarks first!)
- Ctrl-Shift-S to summarize the object whose name is under the cursor
- Ctrl-Shift-L to plot the object whose name is under the cursor
- F3 to search next occurence of the word under the cursor
- F4 to list R objects in memory (in .GlobalEnv)
- F7 to set the R working directory to the dir of the current edited file in Komodo
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