I’ve recently been looking at how best to run wp-cron manually from the system to avoid a performance hit when a visitor loads the site. I’ve so far found 3 different ways to run this. There may be others.
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Posts Categorised: Web Technologies
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Use encrypted SNI in firefox and sync the setting
I’m always looking to keep my internet access as secure as possible. One thing that recent came to light is encrypted SNI. If you don’t know what this is google is your friend. If you want to make use of it in firefox you have to turn it on as it is off by default
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Responsive background images for websites
I’ve recently been updating my websites and web server and adding a new site (LoveCrete.org). I wanted to have a background image on LoveCrete and realised that of course 1 size doesn’t fit all screens. Here is a summary of what my thinking was and what I did to cater for the numerous screen sizes and orientations.
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Testing new image compression tools
I’ve been using EWWW image optimiser to compress all of my JPEG and PNG images on this site for several years. EWWW makes use of OptiPng and PngOut and whilst these are powerful tools there are alternatives out there now that I wanted to test and compare.
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PHP sendmail failing dmarc
I run a VPS which hosts several domains. Sending mail from these domains has always been tricky. I’ve long used WP SMTP Mail plugin for wordpress to work around this, but I wanted to get a proper fix. After much reading I found a proper solution
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nginx curves error SSL_CTX_set1_curves_list
I recently ran into an error with a new nginx config that I couldn’t find anywhere on google! Turns out that was because I was reading the font wrongly and substitued a lower case L for a number 1. So if you ended up on this psage because you searched for SSL_CTX_setl_curves_list then try searching again, for SSL_CTX_set1_curves_list.
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Centos 8
Centos 8 has finally been released and will eventually provide the base for a new hosting platform for us. However it isn’t quite ready as there are a few packages not yet available.
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BT sport does work on Windows 7
If you have BT sport and try to view it on a Windows 7 PC you will find several warnings and the content may even not play. This is done entirely deliberately by BT (at Microsoft’s behest?) for no technical reasons what-so-ever. You can easily get it working again
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Optimising WAN MTU for BT Infinity
Since switching from my BT SmartHub to a pfsense router I’ve had a few minor teething problems. One of which has been the squid proxy service causing a problem where I can’t access the BBC website with an error. Whilst I did eventually fix this through a slightly strange method, I encountered a possible source of the problem which was worth fixing on it’s own
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BT Mesh WiFi
After replacing my BT SmartHub with a pfsense router, I’ve been looking to upgrade the house WiFi as well. Most devices are wired as most rooms have wired connections I fitted for my parents years ago when wireless was barely a reality. However phones, tablets, e‑readers, and laptops really do work best with wireless (or only with wireless in some cases), and to work well need a wireless system that enables mobility.
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