Rustã§Option値やResult値を上手ã«æ‰±ã† - QiitaDeleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
使ã„ã‚„ã™ã•ã‚’é‡è¦–ã—ãŸHTMLスクレイピングライブラリを作ã£ãŸ - 純粋関数型雑記帳
TL:DR レãƒã‚¸ãƒˆãƒª https://github.com/tanakh/easy-scraper ドã‚ュメント 背景 ã“ã®ã¨ã“ã‚訳ã‚ã£ã¦Rustã§HTMLã‹ã‚‰ãƒ‡ãƒ¼ã‚¿ã‚’抽出ã™ã‚‹ã‚³ãƒ¼ãƒ‰ã‚’書ã„ã¦ã„ãŸã®ã§ã™ãŒã€ æ—¢å˜ã®ã‚¹ã‚¯ãƒ¬ã‚¤ãƒ”ングライブラリãŒï¼ˆå€‹äººçš„ã«ã¯ï¼‰ã©ã‚Œã‚‚ã„ã¾ã„ã¡ä½¿ã„ã‚„ã™ããªã„ãªã‚ã¨æ€ã£ã¦ã„ã¾ã—ãŸã€‚ HTMLã‹ã‚‰æœ›ã¿ã®ãƒ‡ãƒ¼ã‚¿ã‚’å–り出ã™ã®ã¯ã„ã‚ã„ã‚ã‚„ã‚Šæ–¹ãŒã‚ã‚‹ã‹ã¨æ€ã„ã¾ã™ãŒã€ ツリーを自力ã§ãƒˆãƒ©ãƒãƒ¼ã‚¹ã™ã‚‹ã®ã¯ã•ã™ãŒã«ã‚ã¾ã‚Šã«ã‚‚é¢å€’ã§ã™ã€‚ è¿‘é ƒäººæ°—ã®ãƒ©ã‚¤ãƒ–ラリを見ã¦ã¿ã¾ã™ã¨ã€CSSセレクターã§ç›®çš„ã®ãƒŽãƒ¼ãƒ‰ã‚’é¸æŠžã—ã¦ã€ ãã®å‘¨è¾ºã®ãƒŽãƒ¼ãƒ‰ã‚’ãŸã©ã‚‹ã‚³ãƒ¼ãƒ‰ã‚’書ã„ã¦ã€ 欲ã—ã„æƒ…å ±ã‚’å–り出ã™ã¨ã„ã†æ„Ÿã˜ã®ã‚‚ã®ãŒå¤šã„よã†ã§ã™ã€‚ Rustã«ã‚‚HTMLã®DOMツリーをCSSセレクターã§æ¤œç´¢ã—ã¦è¦‹ã¤ã‹ã£ãŸãƒŽãƒ¼ãƒ‰ã‚’イテレーターã§è¿”ã—ã¦ãã‚ŒãŸã‚Šã™ã‚‹ã€ scraperã¨ã„ã†ãƒ©ã‚¤ãƒ–ラリãŒã‚ã‚Šã¾ã™ã€‚ 例ãˆã°ã€<li>è¦ç´
Fixing Python Performance with Rust
Sentry processes billions of errors every month. We've been able to scale most of our systems, but in the last few months, one component has stood out as a computational chokepoint: Python's source map processing. Starting last week, the infrastructure team decided to investigate the scaling shortcomings of our source map processing. Our Javascript client has jumped to become our most popular inte
Rustã¨DNSã®1å¹´ | POSTD
(注：2016/09/28ã€ã„ãŸã ã„ãŸãƒ•ã‚£ãƒ¼ãƒ‰ãƒãƒƒã‚¯ã‚’å…ƒã«ç¿»è¨³ã‚’ä¿®æ£ã„ãŸã—ã¾ã—ãŸã€‚) ã“ã®è¨˜äº‹ã¯ã€Rustã‚„DNSã®ä½¿ã„方を皆ã•ã‚“ã«ãŠæ•™ãˆã™ã‚‹ãŸã‚ã®ã‚‚ã®ã§ã¯ã‚ã‚Šã¾ã›ã‚“。むã—ã‚ã€ç§ãŒDNSクライアント/サーãƒã‚’Rustã§é–‹ç™ºã—ãŸæ™‚ã«é¢ç™½ã„ãªã¨æ€ã£ãŸç‚¹ã«ã¤ã„ã¦æ›¸ã日記ã®ã‚ˆã†ãªã‚‚ã®ã§ã™ã€‚ 約１年åŠå‰ã®ã“ã¨ã§ã™ãŒã€ç§ã¯å²ä¸Šæœ€é«˜ã¨ã‚‚言ãˆã‚‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¨å‡ºä¼šã„ã¾ã—ãŸã€‚ãã‚Œã¯ç§ãŒGo言語をå¦ã‚“ã§ã„る最ä¸ã®ã“ã¨ã§ã—ãŸã€‚Goã¯å¦ç¿’ã—ã¦ã„ã¦æ¥½ã—ã„言語ã§ã€Java出身ã®ç§ã¯ç‰¹ã«ã²ã¨ã¤ã®ç‚¹ã‚’ç´ æ™´ã‚‰ã—ã„ã¨è©•ä¾¡ã—ã¾ã—ãŸã€‚ãã‚Œã¯ã€ã‚·ãƒ³ã‚°ãƒ«ãƒã‚¤ãƒŠãƒªã‚’コンパイルã§ãã‚‹ã—ã€ãれをデプãƒã‚¤ã—ãŸã‚Šå®Ÿè¡Œã™ã‚‹ã®ã‚‚æ—©ãã¦ç°¡å˜ã ã¨ã„ã†ç‚¹ã§ã™ã€‚æ£ç›´è¨€ã£ã¦ã€Goã§ãƒ—ãƒã‚°ãƒ©ãƒ を書ã„ã¦åˆã‚ã¦ã€C言語ã®ã‚¹ã‚¿ãƒ†ã‚£ãƒƒã‚¯ãƒã‚¤ãƒŠãƒªã‚’ã©ã‚Œã»ã©æ°—ã«å…¥ã£ã¦ã„ãŸã‹æ°—付ã„ãŸã®ã§ã™ã€‚クラスパスã¯ãªã„ã—ã€ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã®ãƒ¡ãƒ¢ãƒªè¨å®šã‚’ã„ã˜ã‚‹ã“ã¨ã‚‚ãªãã€ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã®ã‚¬ãƒ™
[翻訳] Rustã®æ£å¼ãƒªãƒªãƒ¼ã‚¹ã‹ã‚‰ï¼‘年を振り返ã£ã¦ï¼ˆç±³Rustå…¬å¼ãƒ–ãƒã‚°ã‚ˆã‚Šã€Dropboxã‚„Firefoxã®äº‹ä¾‹ã€é–‹ç™ºçŠ¶æ³ã‚„コミュニティã®å‹•å‘ãªã©ï¼‰ - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? ã“ã®è¨˜äº‹ã¯ã€Rustã®æ£å¼ãƒªãƒªãƒ¼ã‚¹ã‹ã‚‰ï¼‘年を記念ã—ã¦ã€Rust å…¬å¼ãƒ–ãƒã‚°ã«2016å¹´5月16æ—¥ã«æŠ•ç¨¿ã•ã‚ŒãŸã€ã€ŒOne year of Rust1ã€ã‚’日本語ã«ç¿»è¨³ã—ãŸã‚‚ã®ã§ã™2。 Rust ã«ãŠã‘る１年間 (One year of Rust) 2016å¹´5月16æ—¥ Aaron Turon Rust ã¨ã¯ã€ã‚ãªãŸã«ã€ã“ã‚“ãªåŠ›ã‚’与ãˆã¦ãれる言語ã§ã™ï¼š 妥å”ã®ãªã„パフォーマンスã¨ã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ« å¤å…¸çš„ãªä¸¦åˆ—プãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®è½ã¨ã—ç©´3 ã‚’å«ã‚€ã€ã‚らゆる種類ã®ãƒã‚°ã®å›žé¿ Python4 ã‚„ Ruby5 ã¨ã„ã£ãŸè¨€èªžã«åŒ¹æ•µã™ã‚‹ä½¿ã„ã‚„ã™ã• Rust ã¯
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Rust 1.0 Release記念ç¥è³€LT会 (2015/05/16 15:00〜)
新機能 connpass APIã«æ–°ã—ã„æ©Ÿèƒ½ã‚’è¿½åŠ ã—ã¾ã—ãŸã€‚「イベント資料一覧APIã€ã€Œã‚°ãƒ«ãƒ¼ãƒ—一覧APIã€ã‚’æ–°ãŸã«è¿½åŠ ã—ã€ã€Œã‚¤ãƒ™ãƒ³ãƒˆä¸€è¦§APIã€ã«ã‚°ãƒ«ãƒ¼ãƒ—サブドメインã§ã®çµžã‚Šè¾¼ã¿æ©Ÿèƒ½ã‚’æ‹¡å……ã—ã¾ã—ãŸã€‚詳細ãªä»•æ§˜ã‚„利用方法ã¯ã€APIリファレンスをã”確èªãã ã•ã„。API利用を希望ã•ã‚Œã‚‹æ–¹ã¯ã€connpassã®API利用ã«ã¤ã„ã¦ã‚’ã”覧ãã ã•ã„。 ãŠçŸ¥ã‚‰ã› 2024å¹´9月1日よりã€connpassã§ã¯ã‚¹ã‚¯ãƒ¬ã‚¤ãƒ”ングをç¦æ¢ã—ã€åˆ©ç”¨è¦ç´„ã«æ˜Žè¨˜ã—ã¾ã—ãŸã€‚以é™ã®æƒ…å ±å–å¾—ã«ã¯connpass APIã‚’ã”利用ãã ã•ã„。APIã”利用ã«ã¤ã„ã¦ã¯ãƒ˜ãƒ«ãƒ—ページをã”確èªãã ã•ã„。
graydon2 | Swift
Today Apple introduced a new language called Swift, along with some pretty hot livecoding environment which, while neat, is an area I'm not very expert in so I'm going to ignore. I am certain the livecoding nerds will discuss it elsewhere. Swift-the-language I've just finished (quickly and lightly) reading the manual for, so I'll suggest you take my commentary with a grain of salt, but I can point
Rustã®ä¸¦åˆ—タスクモデルã®ãƒ¡ãƒ¢ - saneyuki_s log
「メモリ安全性ã¨ä¸¦åˆ—実行性ã«æ³¨ç›®ã—ãŸè¨€èªžã€ã¨èªžã‚‰ã‚Œã‚‹å‰²ã«ã€ãƒ¡ãƒ¢ãƒªå®‰å…¨æ€§ã¯ã¨ã‚‚ã‹ãã€ã©ã®ã‚ˆã†ã«Rustã®ä¸¦åˆ—実行モデルãŒæˆã‚Šç«‹ã£ã¦ã„ã‚‹ã®ã‹ã«ã¤ã„ã¦èªžã‚‰ã‚Œã‚‹äº‹ãŒæ®†ã©ãªã„æ°—ãŒã—ãŸã®ã§ã€Rust Tasks and Communication Tutorial を大雑把ãªãŒã‚‰èªã¿è§£ã„ã¦ã„ãã“ã¨ã§ã€Rust 0.7ã§ã®ä¸¦åˆ—モデルを探ã£ã¦ã„ããŸã„ã¨æ€ã„ã¾ã™ã€‚ å°šã€ã‚µãƒ³ãƒ—ルコードã¯ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«ã®ã‚‚ã®ã‚’å…ƒã«ä¸€éƒ¨æ”¹å¤‰ã‚’åŠ ãˆã¦ä½¿ç”¨ã—ã¦ã¾ã™ Rustã«ãŠã‘る並列実行モデル 実行ã•ã‚Œã‚‹Rustプãƒã‚°ãƒ©ãƒ ã¯ã€ãã‚Œãžã‚ŒãŒã‚¹ã‚¿ãƒƒã‚¯ã¨ç‹¬è‡ªã«æ‰€æœ‰æ¨©ã‚’æŒã¤ãƒ’ープãŒå‰²ã‚ŠæŒ¯ã‚‰ã‚ŒãŸã€ã‚¿ã‚¹ã‚¯ãƒ„リーã«ã‚ˆã£ã¦æ§‹æˆã•ã‚Œã‚‹ Rustã«ãŠã‘る並列実行モデルã¯ã€è»½é‡ã‹ã¤ãƒ¡ãƒ¢ãƒªç‹¬ç«‹ã—ãŸã‚¿ã‚¹ã‚¯ã¨ã€ãれらã®ç›¸äº’ã®ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸é€šä¿¡ã«ã‚ˆã£ã¦æˆã‚Šç«‹ã£ã¦ã„る。 Rustã«ãŠã‘るタスクã¯ã‚¹ãƒ¬ãƒƒãƒ‰ã§ã¯ãªã„。細ã‹ã分割ã•ã‚ŒãŸã‚¿ã‚¹ã‚¯ã‚’ã€Rustã®å†…部スケジューラã«ã‚ˆ
The Rust Programming Language
A language empowering everyone to build reliable and efficient software. Performance Rust is blazingly fast and memory-efficient: with no runtime or garbage collector, it can power performance-critical services, run on embedded devices, and easily integrate with other languages. Reliability Rust’s rich type system and ownership model guarantee memory-safety and thread-safety — enabling you to elim
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