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LevelDB: A Fast Persistent Key-Value Store
The latest news from Google on open source releases, major projects, events, and outreach programs for early career developers.
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The latest blog posts to take off on Hacker News. 121 posts.
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Understanding Linux CPU Load - when should you be worried?
Most people have an inkling of what the load averages mean: the three numbers represent averages over progressively longer periods of time (one, five, and fifteen-minute averages), and that lower numbers are better. Higher numbers represent a problem or an overloaded machine.
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The Backblaze Blog
Get all of the latest cloud storage news and insights from Backblaze - the leading independent cloud storage provider.
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Build your own operating system
Ten years ago (around the year 2001) I wrote a simple x86 protected-mode OS just to find out how operating systems work. That was really gr...
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Rapid DHCP: Or, how do Macs get on the network so fast?
One of life's minor annoyances is having to wait on my devices to connect to the network after I wake them from sleep. All too often, I'll open the lid on my …
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All about 64-bit programming in one place
Access technologies that use data for modern code, machine learning, big data, analytics, networking, storage, servers, cloud, and more.
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What every programmer should know about time
This is a trade-off: you can't represent a leap second, and your time is guaranteed to go backwards. On the other hand, every day has exactly 86,400 seconds, and you don't need a table of all previous and future leap seconds in order to format Unix time as human-preferred hours-minutes-seconds.
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Things you (probably) didn't know about xargs
If you’ve spent any amount of time at a Unix command line you’ve probably already seen xargs . In case you haven’t, xargs is a command used to execute commands based on arguments from standard input.
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How to handle 1000s of concurrent users on a 360MB VPS
There has been some recent confusion about how much memory you need in a web server to handle a huge number of concurrent requests. I also made a performance claim on the STS list that got me an unusual number of private emails.
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On HTTP Load Testing
A lot of people seem to be talking about and performing load tests on HTTP servers, perhaps because there’s a lot more choice of servers these days.
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JSLinux - Technical Notes
In 2011 I wrote the initial version of JSLinux, the first PC/x86 emulator in Javascript running Linux. I reused parts of another of my emulators ( QEMU ) for the x86 helpers and the devices.
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Windows 7 Network Awareness: How Windows knows it has an Internet connection
Have you ever been connecting to a new wireless network and seen the following pop-up balloon?
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Understanding the code inside Tornado, the asynchronous web server
If you see this page, the nginx web server is successfully installed and working. Further configuration is required.
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Why linux doesn't have a "wheel" group
The wheel group is, perhaps, not widely used today, or is seen as “archaic” and irrelevant. Nothing could be further from the truth. The wheel group is a group which limits the number o…
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Smaller than Bloom filters
I've been looking at what would be needed in order to have a global view of CRLs in browsers. At the moment revocation has three problems: privacy (by asking the CA about the status of a certificate you're revealing to them what you're looking at), performance (OCSP checks take hundreds of milliseconds which adds up…
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