yum upgrade postgresql11 panic!
I have to say, I don’t use CentOS very much and I’m not a good user of systemd, that is the reason why I got five minutes of pure fear!
written sometime in July 2019
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Checking PostgreSQL Version in Scripts
psql(1) has a bar support for conditionals, that can be used to check PostgreSQL version and act accordingly in scripts.
written sometime in July 2019
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Suggesting Single-Column Primary Keys (almost) Automatically
Is it possible to infer primary keys automatically? If it, I’m not able at doing that, but at least I can try.
written sometime in July 2019
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As powerful as tar(1) is ...
tar(1) is probably one of the most frequently used command by any Unix sysadmin. But the BSD version has a lot of features hidden to Linux users!
written sometime in July 2019
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Jekyll Blog Statistics: a Perl Program to Graph Them
Having to manually launch a few programs to compute statistics, graphs and copying and pasting the results was quite boring. Here I show my personal approach to solve the problem in a quick way.
written sometime in July 2019
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