Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: markspace Newsgroups: comp.lang.java.programmer Subject: Re: Autoboxing and Performance ? Date: Thu, 22 Aug 2013 19:50:06 -0700 Organization: A noiseless patient Spider Lines: 17 Message-ID: References: <5csRt.197906$jW3.50636@fx23.iad> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 23 Aug 2013 02:50:09 +0000 (UTC) Injection-Info: mx05.eternal-september.org; posting-host="fba3415ba68d85d643935af2f52f0b4b"; logging-data="4417"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+H94WBPzIdfubtnKk6D7izou+33FIh1Q4=" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 In-Reply-To: Cancel-Lock: sha1:HKfKT9g3w7pM5DERr5qFwLjERZg= Xref: csiph.com comp.lang.java.programmer:25119 On 8/22/2013 2:48 PM, Stefan Ram wrote: > Daniel Pitts writes: >> To *represent* that distance, you need to know two things >> about it, a number and a unit. > > In numeric calculations, but not in symbolic calculations, > both of which are done by computers today. > Hmm, ok. Symbolic means speed = distance / time. No units involved there. But to calculate a speed, the computer does indeed need the units involved. Works for me.