Select all matches in VS Code
I came across a need to select all matches in VS Code. This was the procedure, thanks to stack overflow. I altered them for Mac, since that’s what I was using. For Windows/Linux, substitute CMD with...
View ArticleAdd multiple search domains in CentOS 7
I needed to add multiple domains to search DNS with on my Cent7 box. It turns out there are two ways to do it. Cent7 uses networkmanager, so you can use the cli tool to add what you want, or you can...
View ArticleOpenWRT Wireguard client
My notes on how to configure an OpenWRT device to be a wireguard client (site to site VPN) More or less follow the instructions from https://openwrt.org/docs/guide-user/services/vpn/wireguard/client I...
View ArticleConfigure Zimbra to use AnyMXRelay
It turns out if you want to configure Zimbra to use an external SMTP relay service it can be a bit of a headache if that service doesn’t use port 25 or 587 to receive encrypted relay mail. Such is the...
View ArticleUpdating Zimbra to latest version
Recently a remote code execution bug came to light with Zimbra. It prompted me to update to the latest patch. I had some e-mail deliverability issues afterward. Here are my patch notes: Download the...
View ArticleConvert music to iPhone ringtones
I’ve recently crossed into the dark side and gotten my first iPhone. I wanted to set up ringtones for my contacts but discovered that Apple is pretty picky about ringtone file format. After some...
View ArticlePrioritize wifi with Network Manager in Arch
My cable internet has been horrid lately. I wanted to be able to hotspot to my phone while maintaining LAN connections to my servers while the cable company takes its sweet time to fix things. Even...
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View ArticleRestart wireguard interface in OpenWRT
One annoying issue with wireguard in OpenWRT is the fact that it won’t re-check DNS on connection failure. In the event that my public IP changes (dynamic IP) the OpenWRT wireguard client doesn’t ever...
View ArticleConvert TIF to JPG with ImageMagick
My new project is digitizing film negatives. Following advice found on the DataHoarder subreddit, I’m scanning these files in the highest possible quality in uncompressed TIF files. These TIF files are...
View ArticleForce DNS refresh for ping in CentOS7
I came across an issue where I updated /etc/resolv.conf but name resolution wasn’t working in Cent7. nslookup & host both returned results, but ping did not. After some digging, I found this post...
View ArticleProxmox Ceph storage configuration
These are my notes for migrating my VM storage from NFS mount to Ceph hosted on Proxmox. I ran into a lot of bumps, but after getting proper server-grade SSDs, things have been humming smoothly long...
View ArticleFix no internet in KVM/QEMU VMs after installing docker
I ran into a frustrating issue where my KVM VMs would lose network connectivity if I installed docker on my Arch Linux system. After some digging I finally discovered the cause (thanks to anteru.net)...
View ArticleFix cron output not being sent via e-mail
I had an issue where I had cron jobs that output data to stdout, yet mail of the output was never delivered. Everything showed fine in cron.log : Aug 3 21:21:01 mail CROND[10426]: (nicholas) CMD (echo...
View ArticleFix makemkv not compiling in Arch
I’ve had my Arch Linux desktop system for several years now. Over that time, cruft has built up. It bit me today when I tried to install makemkv. No matter what I tried I could not get it to compile....
View ArticleReplace unavail disk in ZFS
I had an issue where I removed a drive in my ZFS array and replaced it with a new drive which the OS gave the same device name (/dev/sdd). I had a hard time getting zfs to replace the drive until I...
View ArticleDigitize old photos and videos
Here is a list of hardware and software that I use to digitize old home movies, tapes, and family pictures: Hardware 35mm film scanner: Pacific Image PowerFilm Plus 35mm Film Scanner Document / picture...
View ArticleSSH through SOCKS5 proxy
I learned a neat trick to connect to ssh to a box over a SOCKS 5 proxy (ssh -D argument) thanks to this post. where <host> is the desired host and localhost:9999 is the address and port of your...
View ArticleConfigure Zimbra live replication
I’ve recently configured live active replication from my Zimbra e-mail server to a backup server. This is really slick – in the event of primary server failure, I can bring up my secondary in a matter...
View ArticleSaltstack gitfs ‘Failed to authenticate SSH session: Callback returned error’...
I lost several days of productivity with this one. I wanted to connect my Cent 7 salt master’s salt & pillar data to a gitfs backend. I configured /etc/salt/master per the docs but kept getting...
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