Bash redirection tutorial
For a simple bash redirection tutorial, look at this.
Posts filed under logs | Page 6 of 8
Numpy float sizes
Numpy uses 64-bit floats by default, although supposedly this is implementation dependent. If you are reading this several years from now, then you will have...
C++ stdlib manpages
In order to look at the C++ man pages, do a man std_<blah>. For example, man std_list or man std_complex. To see what man pages are available, do an ap...
Change hyperlink colors in LyX
To change the colours of hyperlinks from the default pink, put \hypersetup{urlcolor=blue} in the LaTeX preamble. Check these out for more options: http://tex...
Converting matlab code to python
Look at this SO question to convert matlab code into python/scipy/numpy:
Converting between binary and decimal in python
Use the builtin bin() function to convert integers to binary. Use int(binary_repr, 2) to convert back.
Installing DejaVu Sans Mono for LyX typewriter
To install DejaVu Sans Mono for lyx typewriter, install Bera Mono instead. It is almost the same. This is available via the package texlive-fonts-extra. You ...
Installing fonts in LaTeX and LyX manually
Look at this link to install fonts in LaTeX/LyX manually.
Exporting to pdf from vim
Export a vim file in whole or in part to postscript using :hardcopy >file.ps. Then use ps2pdf <file.ps> to convert to pdf.
XKCD-style plots in matplotlib
http://jakevdp.github.io/blog/2013/07/10/XKCD-plots-in-matplotlib/
Word count in vim
Use g<C-g> to find the word count of a document. Also works in visual mode.
wn
Apparently, Artha uses a backend program called wn, which is a CLI to the WordNet lexical database. man wn for more.
conio.h on linux
Found an SO answer that gives a unix implementation of conio functions! I implemented a test code for it here.
Change the default GUI editor
To change the default GUI editor, you simply need to change the corresponding records in the file /usr/share/applications/defaults.list. I just went there an...
Vim modelines
If vim does not detect a filetype correctly, then you can add a modeline at the top of the file (first or second line, I think), which tells vim the filetype...