How to install all Grub files from /boot/grub into the EFI System Partition.
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Posts
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jq
Pushing attributes up and down a level or two.
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jq
Transformation between object values and object keys.
Notes about installation problems
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markdown
Have “fun” with some spurious spaces in Markdown lists.
What was SMTP, SPF, DKIM, DMARC, SRS and ARC again?
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Sometimes you discover code which excels in thinking really long-term:
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What to do with an AWS account, an own domain and the desire to fiddle with some AWS services? One obvious thing is to abandon dynamic DNS services like FreeDNS and host the names of two DSL routers (a Fritz!Box 9490 and a Fritz!Box 3270) in Route 53. So what are the options?
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Usually a Fritz!Box can use existing Dynamic DNS services like DynDNS or No-IP without problems. It supports a bunch of predefined services but you can also specify a custom URL with some placeholders. The “fun” started when/if I wanted to implement a custom DynDNS service for my own domain and had to find out some non-obvious things.
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There are some differences between self-hosted Postgres and an AWS-RDS instance. Show how to setup a new database with a separate “owner” user.
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Bad code with currentMillis
Bad code with Boolean
Bad code with try/throw/catch
My favorite “baddest piece of code encountered” is this one:
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