May 2019
Beginner to intermediate
296 pages
6h 58m
Japanese
Content preview from IT用語図鑑 ビジネスで使える厳選キーワード256
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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.
239
関連用語
用語に関連する話
用語の使用例
6
I
T
「ガーベジコレクションがあるとプログラマは楽になるね。」
CPU負荷に注意
ガーベジコレクションが動作し
ているとき、CPUを消費してしま
うが、そのタイミングを制御する
のが難しいため注意が必要であ
る。
メモリリークの悪影響
プログラマがメモリの開放を忘
れるとメモリリークが発生し、メ
モリの空き領域が不足してメモ
リを確保できずにプログラムが
異常終了するなどの恐れがある。
常駐プログラムで特に注意
プログラムが終了するとメモリ
リークがあっても解放されるが、
常駐プログラムやサーバーソフ
トの場合は占有され続けるため
特に注意が必要である。
ガ ー ベ ジ コレクション
不 要になったメモリ領 域を 解 放
プログラムが実行中に確保したメモリ領域のうち、使われなくなった領域を自動的に解放
する機 能 をガ ーベジコレクションと言う。ガ ーベジとはゴミの ことで 、どこからも参 照され て
い な いメモリ領 域 を 解 放 する。ガ ーベ ジコレクションを 使 用 することで 、明 示 的 にメモリを
解放する処 理を記 述する必 要がなくなり、メモリ管理に関 連するバグを回避できる。
Keyword
214
▶
が ー べじこれくしょん
バグとデバッグ
……P232
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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.