12.6.1. B-Trees¶ This module presents the B-tree. B-trees are usually attributed to R. Bayer and E. McCreight who described the B-tree in a 1972 paper. By 1979, B-trees had replaced virtually all large-file access methods other than hashing. B-trees, or some variant of B-trees, are the standard f...
さて、私的ゴールデンウィーク恒例企画である「邦訳の刊行が期待される洋書を紹介しまくることにする」の季節である（過去回は「洋書紹介特集」カテゴリから辿れます）。 以前から書いているが、このブログは一度の更新で5つのエントリを公開するのを通例としており、そうするとそのうちひとつくらいは洋書を紹介するエ...
For this second post in Zed Decoded, our blog & video series in which we're taking a closer look at how Zed is built, I've talked to Zed's three co-founders — Nathan, Max, Antonio — about the data structure at the heart of Zed: the rope. Companion Video: Rope & SumTree This post comes with a 1hr ...
The domain name code.microsoft.com has an interesting story behind it. Today it’s not linked to anything but that wasn’t always true. This is the story of one of my most successful honeypot instances and how it enabled Microsoft to collect varied threat intelligence against a broad range of actor...
Source:imgflip.comAs I write this on the 25th of April, I am still reeling from the announcement of IBM’s acquisition of Hashicorp. When I first heard the rumours yesterday, I was concerned about the future of possibly my favourite Infrastructure-as-code (IaC) tool. It has long been obvious that ...
個人的に使っているスマホはAndroidとiPhoneの複数台ですが、Androidスマホを使っているときに、とあるアプリのログインがうまくできないことがありました。 そのアプリは「DMMポイントクラブ」なのですが、なぜかログイン画面でフリーズ状態で先に進まない状況に・・・ lp.pointclub.dmm.com 今回の場合は、背後で動作...
As part of our commitment to supporting the growth and operational capabilities of Mastodon, we have established a 501(c)(3) non-profit entity in the United States aimed at facilitating our efforts, including being able to receive tax-deductible U.S. donations and in-kind support. We’re excited t...
という論陣をブランシャールがツイッター上で張っている。 I thought it was a bad idea to seize Russian reserves before the US congress had voted on the Ukraine package. It gave too easy a way to Congress to vote no and pass the buck. Now that they have voted, it is hard to think of good reasons not ...
RFC 9557 Date and Time on the Internet: Timestamps with Additional Information Abstract This document defines an extension to the timestamp format defined in RFC 3339 for representing additional information, including a time zone.¶ It updates RFC 3339 in the specific interpretation of the local o...
https://twitter.com/mokkorinight/status/1782546989827424268 というのがバズっていた。これに対しては歌舞伎、芸者のコスプレ写真だという指摘があって投稿者自身もそう訂正しているが、ただこの情報自体にソースはない。ちなみに投稿者は写真の女性を「中澤琴」ととして紹介しているが*1、「中野竹子」と紹介された...
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