matthews2

1,085 karma · joined March 4, 2022

Try avoiding the standard library. Some headers like type_traits are so large and complex it can add a few hundred milliseconds onto each CU that ends up including it.

matthews2on Systemd 254 released, deprecating sysvinit scripts

Many of the systemd components are separate and optional. You can easily eschew from systemd-timesyncd and systemd-resolved, for example.

matthews2on Systemd 254 released, deprecating sysvinit scripts

It has a very good manual. Lennart's blog also has a series named systemd for Administrators: https://0pointer.de/blog/projects/systemd-for-admins-1.html

matthews2on How I run my servers (2022)

> In order to provide isolation, I run each service as its own unix user account.

systemd's DynamicUser feature could save some time here. It can allocate a uid, then create directories for logs/state with the correct permissions.

https://0pointer.net/blog/dynamic-users-with-systemd.html

matthews2on Founder of crypto lender Celsius Network arrested, charged with fraud

Airplane was released in 1980.

matthews2on KDE for Travelers

2009 was declared a vintage year for GUIs.

matthews2on Show HN: Blogs.hn – tiny blog directory

You're not at work though, this is someone's personal project that they built for their own enjoyment.

matthews2on Red Hat cutting back RHEL source availability

The GPL says I must give you access to the source along with the binaries, but it doesn't say I need to give you updates indefinitely.

matthews2on Ireland will pay you $92,000 to move to remote islands

Archived link without paywall: https://archive.is/OAKFM

matthews2on Raspberry Pi/PlatformIO conflict blocks support for Pico-Arduino toolchain

A Makefile :-)

matthews2on 20 Years of Gentoo

    -O999 -fomit-frame-pointer -fbreak-floating-point --param=thing-that-does-not-matter=666

matthews2on Investigating Linux phantom disk reads

It's like Snapchat, but for databases!

matthews2on The longest straight line in Great Britain without crossing a public road

The United States is party to the Berne Convention, so yes.

matthews2on GitHub hands out your repo visitors IP like candy who ask for it politely

Given the partial IP address and request time, the ISP could identify the customer.

matthews2on UK airport scraps 100ml liquid rule with new scanners

You can keep a few rolls in a clear plastic bag and ask for them to be hand checked separately.

matthews2on Namecheap is buying and holding onto domains you're interested in?

After buying dozens of domains via Namecheap, I've never lost a domain to front-running. Maybe they know that all of my ideas are worthless...

matthews2on Iceland long term visa for remote workers

> You can stay 90 days on a visitor visa and just leave for a weekend every 90 days and start the clock over.

In what country is this the case? For countries in the Schengen area, the rule is 90 days out of any 180 day period.

matthews2on PayPal has restricted our account after we invoiced a key containing “ALEP”

The real bank that I use in the UK cares about what you put in the reference field. Putting something like "AK47" as the reference quickly results in a phone call from them telling you to not do that.

matthews2on ChatGPT Users Data Leaked

> a bug in an open source library

A bug in some code that we took for free and didn't review.

matthews2on Made a Flappy Bird clone with GPT4 and Midjourney in under an hour

I don't think that this is ChatGPT or the user's error, the Unity docs consistently refer to them as scripts:

https://docs.unity3d.com/Manual/CreatingAndUsingScripts.html

https://docs.unity3d.com/Manual/Glossary.html#Scripts

matthews2on Who is still inside the metaverse?

We need a cops and robbers game where the robbers serve their prison sentence in real time, and the cops have to fill in mountains of paperwork for every shot fired :)

matthews2on Verilog Ethernet: Work-in-Progress 100BASE-TX PHY

The PHY (physical layer) turns the boring digital signals from our microcontroller into exciting analogue/RF signals.

matthews2on Ask HN: How do you start over with 2FA after losing your phone?

> if I select only one entry the QR code gets smaller in itself

Does it block you from taking a screenshot? Maybe you could screenshot it and then zoom in the gallery app.

matthews2on Hi again @elonmusk

Probably the Tweet the OP is replying to.

> did no actual work, claimed as his excuse that he had a disability that prevented him from typing, yet was simultaneously tweeting up a storm.

matthews2on Ethically Sourced Lena Picture

Background: the original Lena picture comes from the Playboy Magazine, and the model doesn't want people to use it.

https://pursuit.unimelb.edu.au/articles/it-s-time-to-retire-...

matthews2on Bsdutils: Alternative to GNU coreutils using software from FreeBSD

It needs a GNU _compatible_ C compiler. You can still use LLVM's Clang.

matthews2on KDE and GNOME seeks $100k to turn Flathub into a Store for the Linux desktop

Testing isn't rolling release. Every 2 years, testing becomes stable, and stable becomes oldstable.

matthews2on Rust – What made it “click” for me (Ownership and memory internals)

If you are writing C or C++ and aren't thinking about ownership and lifetimes, you have either statically allocated everything or you are doing it wrong.

matthews2on Setting up an electronics workshop

> extract fumes from your workspace

If you're just doing a little bit of rework or tacking on bodge wires, I think the small fans are enough just to get the fumes out of your face.

matthews2on Bing AI can't be trusted

Bing AI "solves" this by shoving search results into the prompt.