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Stephen Wood
139 followers -
Devops, amateur photographer, and aspiring farmer.
Devops, amateur photographer, and aspiring farmer.

139 followers
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Shinobi on the Raspberry Pi 3 B+
The Raspberry Pi is a $35 single board computer that runs on a 64-bit ARM processor. It uses the Broadcom BCM2835 SoC which includes hardware-accelerated h264 encoding/decoding, making it a great choice for running a small Shinobi setup with network h264 ca...
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Working with nulls with sql databases in Golang
Go is typed with no generics, so it's a little tricky working with databases where null values abound. the sql package includes structs such as sql.NullString, but it's confusing for users to get a json response that looks like this, which is how the value ...
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Git cheat sheet
Creating a feature branch Creating a feature branch is a good way to keep your testing out of the main branch. You can hack away at your code without disturbing the general workflow. The following command will create a feature branch that tracks master. Pus...
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Using ssh-import-id to manage authorized keys
ssh-import-id While poking around in my  ~/.ssh  directory (in order to inspect and harden some of my SSH configurations -- more on that later), I noticed a file that I have never seen before: ssh_import_id I was surprised to this this file, especially in a...
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What's the difference between a PRNG and a CSPRNG?
PRNG vs CSPRNG What's the different between a pseudo-random number generator and a cryptographically-secure pseudo-random number generator? A recommendation from the NIST. T he NIST ran various tests (defined in a publication known as SP800-22 ) to determin...
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+Becky Mariscal sharing her life story at +Bay Area Christian Church expo.
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Koi pond outside of UserTesting HQ.
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