Roberto Preste – Medium

Roberto Preste
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Mac O’Clock

Top 3 things that macOS users don’t get right

A few simple tricks that will make your life easier on macOS.

4 min readJun 6, 2020

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Top 3 things that macOS users don’t get right

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Roberto Preste

A brand new bicycle shop in Cambridge, UK

My final submission for the Applied Data Science Capstone project from the IBM Data Science Professional certification offered by Coursera.

6 min readJun 19, 2019

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Roberto Preste

Tabular data memory requirements

How to calculate the amount of RAM needed to read in tabular data.

4 min readMay 29, 2019

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Tabular data memory requirements

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Roberto Preste

From XML to Pandas dataframes

How to parse XML files to obtain proper pandas dataframes.

4 min readMay 29, 2019

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From XML to Pandas dataframes

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Roberto Preste

Python string formatting

Different methods to perform string formatting operations in Python.

4 min readMay 28, 2019

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Python string formatting

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Roberto Preste

Setting the PATH in different shells

How to set the PATH variable in Bash and TCSH shells.

3 min readMay 28, 2019

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Setting the PATH in different shells

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Roberto Preste

Adding users to the sudo group

Allow users to perform administrator tasks even if they are not system admins.

2 min readMay 28, 2019

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Adding users to the sudo group

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Roberto Preste

Phred quality score

How to interpret base calling qualities in Next Generation Sequencing data.

2 min readMay 28, 2019

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Phred quality score

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Roberto Preste

Counting sequences in Fasta/Fastq files

A couple of Linux shell commands to count the number of sequences found in FASTA and FASTQ file formats.

2 min readMay 27, 2019

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Counting sequences in Fasta/Fastq files

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Roberto Preste

Linux terminal commands

A list of some useful shortcuts and commands for the Unix terminal.

4 min readMay 26, 2019

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Linux terminal commands

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Roberto Preste

Roberto Preste

I’m a Software Engineer, with a PhD in Bioinformatics, located in Cambridge (UK). I like writing about programming, data science and bioinformatics.

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