[Swift] 「!」、「?」マーク（Optional）についてのメモ - QiitaDeleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
![[Swift] 「!」、「?」マーク（Optional）についてのメモ - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/f59d45dc0694381816ef03959ce4ec7307767288/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fqiita-user-contents.imgix.net%252Fhttps%25253A%25252F%25252Fcdn.qiita.com%25252Fassets%25252Fpublic%25252Farticle-ogp-background-afbab5eb44e0b055cce1258705637a91.png%253Fixlib%253Drb-4.0.0%2526w%253D1200%2526blend64%253DaHR0cHM6Ly9xaWl0YS11c2VyLXByb2ZpbGUtaW1hZ2VzLmltZ2l4Lm5ldC9odHRwcyUzQSUyRiUyRnFpaXRhLWltYWdlLXN0b3JlLnMzLmFwLW5vcnRoZWFzdC0xLmFtYXpvbmF3cy5jb20lMkYwJTJGNTYxNiUyRnByb2ZpbGUtaW1hZ2VzJTJGMTYwMDMwMzY2Mz9peGxpYj1yYi00LjAuMCZhcj0xJTNBMSZmaXQ9Y3JvcCZtYXNrPWVsbGlwc2UmZm09cG5nMzImcz00YWVlZmJkNWZiMmZkYWUyOWM0Yzk5ZDJmOTJiMjZlYQ%2526blend-x%253D120%2526blend-y%253D467%2526blend-w%253D82%2526blend-h%253D82%2526blend-mode%253Dnormal%2526s%253D39d93af82d0822915255df0c881cf200%3Fixlib%3Drb-4.0.0%26w%3D1200%26fm%3Djpg%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk2MCZoPTMyNCZ0eHQ9JTVCU3dpZnQlNUQlMjAlRTMlODAlOEMlMjElRTMlODAlOEQlRTMlODAlODElRTMlODAlOEMlM0YlRTMlODAlOEQlRTMlODMlOUUlRTMlODMlQkMlRTMlODIlQUYlRUYlQkMlODhPcHRpb25hbCVFRiVCQyU4OSVFMyU4MSVBQiVFMyU4MSVBNCVFMyU4MSU4NCVFMyU4MSVBNiVFMyU4MSVBRSVFMyU4MyVBMSVFMyU4MyVBMiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZ0eHQtY29sb3I9JTIzMUUyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnR4dC1wYWQ9MCZzPTg2YmU0YjkxNzVmMDdkNDMwY2UzYWQwZjMzNGI5ODY2%26mark-x%3D120%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTgzOCZoPTU4JnR4dD0lNDBlZG9fbTE4JnR4dC1jb2xvcj0lMjMxRTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LXBhZD0wJnM9ODM0NTU3N2U0MjQ2ZTA3MjZjZmFhMTNjYjIwODJkMWE%26blend-x%3D242%26blend-y%3D480%26blend-w%3D838%26blend-h%3D46%26blend-fit%3Dcrop%26blend-crop%3Dleft%252Cbottom%26blend-mode%3Dnormal%26s%3Dd7bee6f6643f21d1eb48721be14cc5ba)
Appleは独自のJavaScriptアクセラレータ「FTLJIT」を開発中
By Timothy Griffin asm.jsを採用するFirefox 29は、Chrome 34やIE 11よりも圧倒的に高速であることが公表されましたが、AppleはSafariにコードネーム「FTLJIT」と呼ばれる独自のJavaScriptアクセラレータを開発中であることが明らかになりました。 FTLJIT – WebKit https://trac.webkit.org/wiki/FTLJIT Apple has its own JavaScript accelerator in the works | Javascript - InfoWorld http://www.infoworld.com/t/javascript/apple-has-its-own-javascript-accelerator-in-the-works-242042 AppleはGoogleのV8、
「Apple iPhone5のページのJPEGとJSとcanvasタグによるビデオの実装」の実装方法 - Branch
Clicking the “Branch this” button next to a post lets you start your own branch to talk about it. Branching a post is perfect for when you have something to say about someone’s post or want to go on a tangent—without taking the whole conversation off track. Join our beta so you can branch posts, too.
Safari on iOS 7 and HTML5－firt.dev
Problems, changes and new APIs by Maximiliano Firtman Twitter @firt About Newsletter Published 12 years ago (18 Sep 2013) About 18 min reading time #ios #html5 #webview #homescreen webapps Apple has rolled out iOS 7 with iPhone 5S and iPhone 5C . As expected, Apple has published just 10% of the necessary information for web developers, and I can say without fear of mistake that this is the buggies
サービス終了のお知らせ - NAVER まとめ
サービス終了のお知らせ NAVERまとめは2020年9月30日をもちましてサービス終了いたしました。 約11年間、NAVERまとめをご利用・ご愛顧いただき誠にありがとうございました。
Apple - Safari - Introducing Safari 4 - See the web in a whole new way
Safari is the best way to experience the internet on all your Apple devices. It brings robust customization options, features powerful privacy protections, and optimizes battery life — so you can browse how you like, when you like. And when it comes to speed, it’s the world’s fastest browser.1 Learn how to make Safari your default browser Switch to Safari Safari comes with industry-leading privacy
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
処理を実行中です
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
