Update on my AmplifiHD wifi after two months
I’ve now had the AmplifiHD at home for two months – during that time it has worked perfectly – never had to intervene, no downtime, no problems whatsoever.
clustered cron jobs
We’ve been recently running rest APIs on active-active server pairs (docker containers running on pairs of VMs on separate hosts) with postgres-BDR (multi-master bidirectional replication) for fault-tolerant storage and a pair of fault-tolerant HAProxy instances for incoming… Read more »
Finally, perfect wifi coverage at home
We live in an old house, on three levels. Its always been a challenge to achieve consistent wifi coverage throughout the house. We neglected to install ethernet cabling when we… Read more »
Replacing VMWare with KVM
I’ve been using an i5 Intel NUC at home as a home server. I initially installed ESX on the NUC and ran an ubuntu VM with iptables, DNS, DHCP etc…. Read more »
Powerline networking with mixed Devolo and TP-LINK
We’ve been using Devolo powerline networking at home for years – we have an old house with wifi-proof walls. We’d been having plenty of problems with them, possibly due to… Read more »
eCobertura makes code coverage easy
We used to wait for Jenkins to produce us a Cobertura report and of course nobody read it until delivery time arrived and we realised we hadn’t met the SLAs…. Read more »
Unable to start VMs on ESX5i
We came across a weird problem on ESX5i. Occasionally, one of our hosts would suddenly be unable to start any VMs – the running VMs were fine, but any attempt… Read more »
Simple form validation in Wicket
I used to add custom FormValidators to forms where multi-field validation was required (like checking if two copies of an entered password match. However, this approach has some problems –… Read more »
Fault-tolerant ESX datastores for free
Preamble: NFS works great for ESX datastores. Its a whole lot easier to manage than iSCSI and although iSCSI is generally considered to perform better, we find that the flexibility… Read more »
Using mocking to keep development agile
We had built up a mocked service layer for our Wicket Tester unit tests (with Mockito). This enables our unit test to start any page or panel in our app… Read more »