Tagged: wget

WGET: download an HTTP or FTP directory recursively

Many science data sites are an Apache server with a HTTP index.html file listing, perhaps recursively, a lot of files and directories. You can download them recursively to your PC as follows (use this responsibly, you can consume gigabytes of data at cost to science host or yourself!) wget -r -np -nc -nH –cut-dirs=4 –random-wait […]

Setting up GCX (Linux astrometry program)

The first step is sudo apt-get install gcx you will need the GSC ACT catalog, downloaded using wget. There are a lot of directories with lots of ~50KB files, so it will take a while even with a very fast internet connection. Maybe there is a better way to use wget to download a huge […]

Setting up Astrometry.net program

Note: if you have Ubuntu 14.04, you can simply type: sudo apt-get install astrometry.net Otherwise, or if you want the latest version, follow the steps below. If you want a nice wrapper program I wrote that plots right ascension / declination and azimuth /elevation for your image, check out: https://github.com/scienceopen/astrometry the fits2azel.py is what you […]

Ubuntu: Fixing Desktop icons and Menu items for MATLAB

MATLAB doesn’t automatically setup itself in the menus of Ubuntu, but you can easily fix this with these two steps: type in Terminal: sudo wget http://upload.wikimedia.org/wikipedia/commons/2/21/Matlab_Logo.png -O /usr/share/icons/matlab.png sudo nano /usr/share/applications/matlab.desktop cut and paste these lines: #!/usr/bin/env xdg-open [Desktop Entry] Type=Application Icon=/usr/share/icons/matlab.png Name=MATLAB R2014a Comment=Start MATLAB – The Language of Technical Computing Exec=matlab -desktop Categories=Development; […]

Installing GNU Radio in Ubuntu 12.04

This blog page is now obsolete, you should use the original reference: http://gnuradio.org/redmine/projects/gnuradio/wiki/InstallingGR#Using-the-build-gnuradio-script This procedure shows how to install GNU Radio on Ubuntu 12.04. this process may take 1-2 hours if you have a slower system and/or internet connection. Part of this process will be downloading large packages that you may not already have installed. […]