Best before and use by are the same date in Singapore
Most shoppers read one as a quality suggestion and the other as a safety deadline. Singapore's Food Regulations say in o...
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Sixteen different base64 strings decode to the same byte
Base64 leaves four bits free when it encodes a single byte, and RFC 4648 binds encoders with MUST while granting decoder...
One Singapore quarter, two official growth rates, four times apart
In August 2020 the economy had shrunk 41.2% in the second quarter; in October the same quarter was a 13.2% contraction....
Z and +00:00 stopped being the same thing in 2024
RFC 9557 moved Z across to mean the instant is known and the local offset is not, while +00:00 kept its older meaning. T...
Valid JSON is not one thing, and three runtimes prove it
A fourteen-byte document containing a lone surrogate escape parses in Node, parses in Python and is refused by PHP — all...
Your air conditioner's seasonal rating is mostly extrapolation
The CSPF on labels across Southeast Asia is computed against a reference season defined in ISO 16358-1, where the machin...
There is no such thing as Malaysia's grid emission factor
The Energy Commission publishes three regional factors spanning 3.7 times — Peninsular 0.740, Sabah 0.539, Sarawak 0.199...
The standard behind your headphone warning advises against the warning
Your iPhone's 80 dB for 40 hours limit comes from ITU-T H.870, implementing WHO recommendations. That standard says dose...
The same iPhone has two official EU labels and they disagree
The EU register holds two Product Information Sheets for one iPhone 15 128 GB — Apple's and a Slovak refurbisher's. They...
Two ASEAN countries cannot use Apple's Private Relay, and Thailand is still being sold it
Apple publishes an exact 160-country list for iCloud Private Relay. The Philippines and Thailand are absent while every...
The privacy header thousands of sites copied now guards something else
Permissions-Policy: interest-cohort=() was added in 2021 to opt out of FLoC. FLoC was cancelled, and Chromium repointed...
Samsung and Meta cleared their hearing aids by pointing at Apple's
Apple's 2024 FDA authorisation was read as a competitive win. It created a new device classification instead — 21 CFR 87...
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