https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/ Sun, 31 May 2009 04:05:37 +0000 hourly 1 https://wordpress.org/?v=6.4.6 https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536084 Sun, 31 May 2009 04:05:37 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536084 Researchers at Duke University have concluded that monkeys don’t respond solely to direct punishment or rewards for their actions. They can, according to the scientists, actually adjust future behavior when shown the reward or punishment they would have received had they chosen to behave differently.

]]> https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536083 Sat, 30 May 2009 23:52:25 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536083 Allegedly they’re working on a power shell for linux too. I’d like to use linux all the time and the first thing I do is download cygwin. A lot of people are probably in the same boat too.

]]> https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536082 Sat, 30 May 2009 23:44:22 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536082 I’m only kidding, by the way…

]]> https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536081 Sat, 30 May 2009 23:41:29 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536081 But can it return real objects like the Windows power shell can? Instead of just text?

]]> https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536080 Sat, 30 May 2009 22:09:17 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536080 They are the same … $() is the posix form and “ is only for backwards compatability, or so it says in the GNU bash manual and some other references.

]]> https://gregladen.com/blog/2009/05/30/learning-the-bash-shell-third-1/#comment-536079 Sat, 30 May 2009 21:55:45 +0000 http://scienceblogs.com/gregladen/2009/05/30/learning-the-bash-shell-third-1/#comment-536079 I don’t know if it’s a stylistic thing, but I’ve always used backticks (`) to enclose command results to be passed to other commands. This is the first I’ve heard of $(command), and I’m playing with both now to see if there are any quantitative differences.

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