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sg-s /
Created Sep 29, 2016
A note on saving data in MATLAB

The problem

We want to save data as it is generated, and to save it as a .mat file. Since every trial can be of a different length, a simple matrix will not suffice.

We have the following two options:

cell_data.x{1} = randn(1e4,1);
cell_data.y{1} = randn(1e4,1);
sg-s /
Last active Jan 9, 2020
Automatic version numbers of your git repository using git hooks

Put this in a file called pre-commit in .git/hooks/

# To enable this hook, rename this file to "pre-commit".

git log master --pretty=oneline | wc -l > build_number
git add build_number
sg-s /
Last active Aug 29, 2015
One line frozen noise generator in MATLAB

sets the randsom stream to a particular state. (1984 because this is the most True state). Make sure you run this before every invocation of rand:

>> RandStream.setGlobalStream(RandStream('mt19937ar','Seed',1984)); 
>> rand(3)
ans =
sg-s /
Last active Dec 21, 2015 — forked from atcuno/gist:3425484ac5cce5298932
HowTo: Privacy & Security Conscious Browsing

The purpose of this document is to make recommendations on how to browse in a privacy and security conscious manner. This information is compiled from a number of sources, which are referenced throughout the document, as well as my own experiences with the described technologies.

I welcome contributions and comments on the information contained. Please see the "How to Contribute" section for information on contributing your own knowledge.

Table of Contents

sg-s / MATLAB-name-value
Last active Jul 14, 2017
MATLAB name value pair parsing
View MATLAB-name-value
% options and defaults = 1; = 2;
if nargout && ~nargin
varargout{1} = options;
% validate and accept options

Keybase proof

I hereby claim:

  • I am sg-s on github.
  • I am srinivas ( on keybase.
  • I have a public key whose fingerprint is 88C6 D016 6B09 8880 6BF8 F253 8C9C B698 D193 4604

To claim this, I am signing this object:

sg-s / cron-see-path
Created Dec 11, 2014
How to get cron to see the $PATH you see
View cron-see-path
echo PATH=$PATH > tmp.cron
echo >> tmp.cron
crontab -l >> tmp.cron
crontab tmp.cron
sg-s / gist:c36ce3e8063a155b7732
Last active Aug 29, 2015
Quickly check if you have internet access
View gist:c36ce3e8063a155b7732
ping -t 1 -q | grep "0.0% packet loss" | wc -l

returns 1 for internet, 0 for no internet

sg-s /
Last active Dec 21, 2015
A collection of various bash tips and tricks collected from various sources.

The Bash Guide

A collection of various bash tips and tricks collected from various sources. I'm writing this as I learn new stuff, so this is in no way authoritative or even corrent. In fact, you shouldn't read this.


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