Vlad Skvortsov's Blog

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My name is Vlad Skvortsov, I'm a software engineer: it's my job, hobby and addiction.

My primary interests include high-performance, scalable, fault-tolerant distributed systems; server-side applications; information retrieval technologies; procedural aspects of software engineering process.

I work on several private and open-source projects, hacking in Python, Haskell, Erlang, Perl and C.

Guitar, hiking, ice hockey and other hobbies help me to balance my life.

My e-mail is vss@73rus.com.

Tag: tips

Bourne Shell Functions In Pipelines

Sep 23 2008, 11:02 permalink
Tags: shell tips

I spent quite some time trying to debug a simple shell script which used a function modifying global variables. The problem turned out to be a different behaviour of a shell function when that's called from a pipeline.

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Fitting Quadratic Models In R

Jul 14 2008, 12:35 permalink
Tags: r tips

I guess it's fairly obvious to statistics gurus, but I've spent quite some time trying to figure out how to fit a quadratic model (with linear coefficients) in R. Here's how.

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Command Line Image Resizing On Mac

Aug 03 2007, 14:27 permalink
Tags: mac tips

I was long looking for a quick way to resize images (without loading them into iPhoto or what not). After digging into Jason Molenda's Makethumbs I've finally found one.

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