September 2011
Intermediate to advanced
612 pages
15h 48m
Japanese
Content preview from Making Software ―エビデンスが変えるソフトウェア開発
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
524
29
章 あなたの
API
はどれくらい使いやすいか？
Dim f As New FileObject
f.Open(OpenMode.Write, "testfile.txt")
f.WriteLine("A line of text")
f.close()
今度は、ファイルはクラス
FileObject
のインスタンスとして表現されます。
FileObject
は複数のモー
ドを持てます（上の例では、
OpenMode.Write
によって、書き込みモードでオープンしています）。これ
は先のコードがモードの違いを異なるクラス（
StreamWriter
と
StreamReader
）で表現していたのとはまっ
たく違っています。
私たちは先のものと同様の調査を、新しい
FileObject
API
を用いて、タスクと参加者のプロフィー
ルは同じままで（ただし被験者は別の人たちです）、実施しました。今回、結果ははっきり違っていまし
た。
20
分以内で、ドキュメントを眺めたりもせずに、すべての被験者が各タスクを完遂したのです。
異なる作業スタイルへの適合
私たちの調査は（重要ではあるけれど）ただ
1
つの
API
に有用なクラスを追加する手助けとなっただ
けではなく、マイクロソフト全体において、調査研究への新たな敬意や熱意を生み出しました。
.NET
フレームワークと一緒に出荷されるすべての
API
が経ることになっているレビュープロセスが更新さ
れ、
API
ユーザビリティに関するプロセスが追加されました。
私たちがやったユーザビリティ情報の抽出方法により関心が持たれるようになったのは喜ばしかった ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.