5551
What's in a good error message?
As software developers, we’ve all come across those annoying, not-so-useful error messages when using some library or framework: "Couldn’t parse config file", "Lacking permission for this operation", …
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 6,153 posts.
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5553
Notes on ExFAT and Reliability (2021)
Is exFAT as fragile as some say?
5554
Can the knees go over the toes? (2016)
Just last week, I was guest lecturing to a class of physical therapy students at the University of Missouri. I asked a simple question, “How many people here think we should never have our knees go…
5555
A/B test improved your website's conversion rate? Not so fast
Many internet companies use A/B testing to evaluate the performance of website changes they want to make. A typical metric in such scenarios is the conversion rate (CVR) of a user, i.e. the probability that a user converts (e.g. makes a purchase) on the website. A typical A/B test setup in such a situation would…
5556
Delayed Job vs. Sidekiq
Let's take a look at the pros and cons of Delayed Job and Sidekiq, two major job processing systems for Rails apps.
5557
Mozilla patches two use-after-free vulnerabilities (ab)used in the wild
Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. We have had reports of attacks in the wild abusing this flaw.
5558
Converting integers to decimal strings faster with AVX-512
In most systems, integers are stored using a fixed binary representation. It is common to store integers using 32-bit or 64-bit words. You sometimes need to convert it to a string. For example, the integer 12345 might need to be converted to the five characters '12345'. In an earlier blog post, I presented the simpler…
5559
Migrating from SQLite to PostgreSQL
Product updates, comparisons, and deep dives on database change management, access control, and compliance from the Bytebase engineering team.
5560
The Capital Sponge
January 16, 2022 Latest Article: The Importance of Price Signals This newsletter issue takes a look at the self-reinforcing cycle that stuffed excess global capital into the US stock market over the past 40 years (and especially the past decade) like a sponge soaking up water, along with an examination of catalysts…
5561
Alan Turing using math to repair his bike
Audio Link With the arrival of summer weather in many parts of the U.S., it’s time to think again about various outdoor activities. Wat...
5562
Talking to your customers: a disruptive Agile framework
Hot takes and cold truths on software, startups, and the lies we tell ourselves.
5563
New research shows hydrogen-reduced iron has superior properties
New research within the HYBRIT project shows superior results on the properties and quality of the hydrogen direct reduced sponge iron compared to the fossil-based process.
5564
Self-host your static assets (2019)
Why is it so much better to self-host your static assets?
5565
Researcher finds a new method for recycling polystyrene
In a paper published in the Proceedings of the National Academy of Sciences, a team led by Virginia Tech researchers presents a new method for recycling the material that also offers economic viability.
5566
A Quick Look at QUIC Censorship
An introduction to QUIC and its potential for censorship resistance, as well as a survey of current QUIC blocking in China, India, Russia and Uganda.
5567
Google Chrome U2F API decommission: What the change means
Understand Chrome's deprecation of U2F API and its effects, while exploring how to migrate to the WebAuthn API for continued YubiKey support.
5568
Prefix Sum with SIMD
In other words, the $k$-th element of the output sequence is the sum of the first $k$ elements of the input sequence.
5569
Startup childhood – Tiny startups are not Google-in-miniature-form
Tiny startups are not Google-in-miniature-form
5570
Tonight we’re gonna log on like it's 1979
Teletypes may have killed a lot of forests by emitting every line to hard copy instead of a screen, but there's something to be said for t...
5571
Getting Started with Lockpicking
The basics: where to learn, what lock picks and practice locks to buy, where to get them, and resources, including how to find local regulations.
5572
Magical Handler Functions in Rust
In this post we take a deeper look into one of the most popular design patterns in Rust web frameworks, the magical handler function.
5573
Escaping privileged containers for fun
Despite the fact that it is not a 'real' vulnerability, escaping privileged Docker containers is nevertheless pretty funny. And because there will always be people who will come up with reasons or excuses to run a privileged container (even though you really shouldn't), this could really be handy at some point in the…
5574
Depending in Common Lisp
A while ago I was working on a Common Lisp library that makes use of the Metaobject Protocol . I ran into a few edge cases around dependencies between classes and it took a while for me to figure out how to solve them, so I wanted to write down what I learned in case anyone else might find it useful. This post is an…
5575
Even when you do succeed, sometimes it pays to try again
If at first you don’t succeed, goes the old saying, try, try again. Good advice, up to a point. But let me offer a modification: even when you do succeed, try, try again. Tempting as it is to decla…
5576
What’s the maximum size of a DNS response?
Everybody knows a DNS response needs to fit into a 512 byte UDP packet, right? But suppose it doesn't fit...
5577
SBCL 2.2.8
New SBCL versions are usually released at the end of each month: check the Sourceforge File List to see the current version. The new features of all SBCL releases are listed below.
5578
Don’t Trust Activity Monitor on M1 Macs
Using CPU % or Energy values in Activity Monitor appears to show that running code on E cores is less efficient than on P cores. Don’t believe a word of it.
5579
TypeScript and Set Theory
How does set theory help to understand type assignability and resolution in TypeScript?
5580
Carolynn Levy, Inventor of the SAFE
Levy shares how she wrote the five-page document that underpins much of early-stage venture capital today.