Tuesday, October 30, 2012

Autotool Projects

Look no further. Here, you will find a nice writeup on Autotool projects (configure / make / make install).

Saturday, October 20, 2012

How do you check compilation architecture for a dynamic library


             otool -fv /usr/lib/libiconv.dylib

as an example.

Friday, October 19, 2012

When Building MonetDB (mercurial distribution) on Ubuntu

If you're building MonetDB on Ubuntu, you might run into various when running Mtest.py for testing various core installed packages.

To get around this problem, make sure that you have loaded the newly created libraries: "sudo ldconfig -v"

Mtest.py needs to be run with appropriate permission.

Wednesday, October 17, 2012

Google's Data Centers -- Worth a Read . . .

Tuesday, October 16, 2012

Changing Ubuntu Display Settings

This command:

> xrandr

helps produce a correct resolution set up on the display attached to the Ubuntu machine.

Thursday, October 11, 2012

All the time it takes ---- Seek time, rotational latency, transfer time

  • Seek time - time it takes for the head to go to the right track
  • Rotational latency - time it takes for the right sector to rotate under the head
  • Transfer time - time it takes to transfer desired block in a sector

cannot open shared object file: No such . . .

On Linux, try

                ldconfig -v

Tuesday, October 09, 2012

Mac OS-X File System Event Programming Guide

A very useful technology for those who write file-system related programs for the Mac:

OS-X file system event programming guide.


Monday, October 08, 2012

MonetDB Source Repository

A research database worth a deep exploration: MonetDB.

MonetDB Mercurial Source Repository . . .