Rollerblade wheels are a great upgrade for your office chair
Rollerblade-style wheels don’t resist movement and help you stay slightly less inactive while spending hours in your office chair.
Latest blog entries
The projector lamp trap
Projector bulbs have a limited life-time, and getting hold of them can be difficult. Here are my experience from owning three projectors over the last decade.
I replaced the aging battery on my MacBook Pro
The battery on my seven-year-old MacBook Pro 15″ had begun to swell and replacing it myself was way cheaper than via an authorized dealer.
How to resize ZRAM (compressed swap) managed by systemd/zram-generator
zram-generator’s default configuration is 50% of RAM or 4 GB. You may want to explore increasing these limits if you’re throttled by low memory or swap performance.
Don’t super glue heatsinks to your Raspberry Pi
Super glue is heat-insulating and shouldn’t be used to attach an aluminum heatsink to thermal hotspots on your Raspberry Pi. Use thermal glue/pads instead.
The entirely predictable problems with the Vulnonym naming scheme
An automated naming scheme intended to rid the security research field of “sensational names” predictably creates sensational, ambiguous, and suggestive names.
TeamViewer RPM repo left door open for malicious packages
A configuration error made the TeamViewer RPM repository vulnerable to an attacker-in-the-middle substituting TeamViewer with its own GPG keys and software.
Twitter preconnects to the wrong domains
Twitter tried to reduce load times for external links, but made things slower instead. It mistakenly normalizes domain to a point where they’re no longer useful.
Intel: replace thermal compound “every few years”
Your computer’s thermal compound (paste/grease) is slowly displaced by the “push-out” effect. It must be replaced periodically to maintain high performance.
The 0,5 MB of nothing in all Apple Music files
Six percentage of each music files you’ve bought from Apple Music (iTunes Store) contain, literally, nothing. Why is Apple padding their music with zero-bytes?
How to get Microsoft Edge back into your Windows Timeline
The new Microsoft Edge doesn’t currently support Windows Timeline. Here’s an extension that reintegrates the browser with Windows Timeline/Task View.
Options for deduplicating storage of TV series intros
Exploring whether deduplicating file systems or other deduplication alternatives can be used to reduce the storage cost of duplicated media content.
Updated blog entries
Which CDN providers support stale-while-revalidate?
Update (): Corrected table to reflect that Cloudflare does not support asynchronous background revalidation.
Promote your Onion site with the Onion-Location HTTP header
Update (): Both Brave for Linux, macOS, and Windows; and Onion Browser for iOS has added support for Onion-Location. Neither browsers are affiliated with the Tor Project, but can connect to the Tor Onion network.
How to enable hibernation on Fedora
Update (): The above assumption is no longer the default. Starting with version 33, Fedora no longer creates a swap partition by default, but relies on ZRAM instead. You still need a storage drive backed swap partition as you still can’t swap volatile memory into itself when the system powers down.
Inconsistent user-experiences with native lazy-loading images
Update (): Firefox 81 (due for release in 2021-Q1) will introduce a new default omnidirectional root margin of 300px.
What to <link rel=dns-prefetch> and when to use preconnect
Update (): I published this article right before the release of Firefox 71, so I completely missed that preconnect stopped working in the very next version! It still doesn’t work today in Firefox 81.
How to label a webpage as being out-of-date
Article updated at .