Category Archives: linux

What is Predictive Analytics?

I want to do big data. Unfortunately there is a lot of noise about big data and data mining. There is even now a popular saying related with the topic: “Big data is like teenage sex: everybody is speaking about … Continue reading

Posted in android, big data, bits, correlations, iPad, linux, mac, osx, windows | Leave a comment

Install and use bbcp on CentOS 7

It is very annoying to move or copy data around, from storage A to storage B, and back sometimes. Specially if it’s like, a few terabytes of data. The default tools under linux are usually command-line, and will depend on … Continue reading

Posted in bits, centos, EM, ftp, linux, rsync, yum | Leave a comment

A Wiki install on CentOS 7

We need a website that can be used to shared information. This is usually called a wiki. I was tempted to install a wiki on a container (see for example the  xwiki docker) but I went for the real thing … Continue reading

Posted in bash, bits, centos, containers, docker, linux, software, yum | Leave a comment

mysqld recover root password on CentOS 7

The disaster scenario is that you have been installing third party software and its scripts somehow screwed up your mysql (users, tables, whatever). Or it could be that you get a server with mysqld already installed but you don’t know … Continue reading

Posted in bash, centos, docker, linux, mac, mysql | Leave a comment

GPU performance – an overview

Since Christmas is coming, it’s time to think about what to upgrade and why. We want maybe to get better GPUs, but better for what? For me it is not clear yet the usage the people give to them. It … Continue reading

Posted in bits, centos, EM, GPU, hardware, linux, nvidia, software | Leave a comment

Clean up google history

 is fantastic. But sometimes it gathers much more information than the one you want, specially if you are logged in in some way or another as you are systematically asked to do. There are hundreds of articles about chrome privacy settings, but … Continue reading

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Scipion 1.2 cannot find -lmpi_cxx on CentOS 7

I did install previously a Scipion 1.1 module on CentOS 7 that was linking scipion all the existing programs, including xmipp. Now I want to install the newest version with the default programs, instead of linking it to the existing … Continue reading

Posted in bits, centos, EM, linux, modules | Leave a comment