You're replying to a comment by cassandra.
|
As we said in the preface to the first edition, C 'wears well as one's experience with it grows.' With a decade more experience, we still feel that way. |
About the site:
Twitter
Facebook
more
LinkedIn
Google+
GitHubSubscribe to my posts:
Subscribe through an RSS feed:
Subscribe through email:
My Books
Top Ten Articles:
- Turn any Linux computer into SOCKS5 proxy in one command
- Top Ten One-Liners from CommandLineFu Explained
- My Job Interview at Google
- Sed One-Liners Explained, Part I: File Spacing, Numbering and Text Conversion and Substitution
- MIT's Introduction to Algorithms, Lectures 1 and 2: Analysis of Algorithms
- A HTTP Proxy Server in 20 Lines of node.js Code
- Low Level Bit Hacks You Absolutely Must Know
- Awk One-Liners Explained, Part I: File Spacing, Numbering and Calculations
- The Definitive Guide to Bash Command Line History
- Working Productively in Bash's Vi Command Line Editing Mode (with Cheat Sheet)
Top Ten Downloads:
- perl1line.txt (404,646)
- bash redirections cheat sheet (.pdf) (278,552)
- bash history cheat sheet (.pdf) (240,507)
- awk cheat sheet (.pdf) (239,012)
- sed stream editor cheat sheet (.pdf) (180,757)
- bash vi editing mode cheat sheet (.pdf) (180,009)
- screen cheat sheet (.pdf) (178,725)
- perl's pack/unpack and printf cheat sheet (.pdf) (160,657)
- awk cheat sheet (.txt) (153,951)
- perl's special variable cheat sheet (.pdf) (144,913)
Recent Articles:
- My book Perl One Liners is in Humble Book Bundle again!
- Even More Fractal Curve Generators
- Fourteenth site in online tools network: onlineIMAGEtools.com
- Coffee in, code out
- More Fractal Curve Generators
- Candy in, code out
- Happy 25th birthday to Debian Linux!
- Thirteenth site in online tools network: onlineMATHtools.com
- L-system Generator
- Perl One-Liners for $1 in Linux Geek Humble Book Bundle
Article Categories:
- Awk Programming (8)
- Browserling (119)
- Cheat Sheets (13)
- Computer Science (9)
- Hacker's Approach (8)
- Howto (12)
- Ideas for Later (1)
- Interviews (9)
- Introduction to Algorithms (15)
- Linear Algebra (6)
- Mathematics (1)
- Misc (46)
- Musical Geek Friday (17)
- My Favorite Books (7)
- Node.js Modules (15)
- Perl Programming (16)
- Programming (38)
- Projects (13)
- Security (4)
- The New Catonmat (1)
- Tools (1)
- Unix Shell (31)
- Video Lectures (18)
- Visual Math Friday (1)
Article Archive:
- September, 2018 (4)
- August, 2018 (4)
- July, 2018 (5)
- June, 2018 (3)
- May, 2018 (5)
- April, 2018 (1)
- March, 2018 (2)
- February, 2018 (3)
- January, 2018 (6)
- December, 2017 (5)
- November, 2017 (8)
- October, 2017 (5)
- September, 2017 (1)
- August, 2017 (4)
- July, 2017 (3)
- June, 2017 (1)
- May, 2017 (1)
- April, 2017 (4)
- March, 2017 (2)
- February, 2017 (4)
- January, 2017 (1)
- December, 2016 (5)
- November, 2016 (2)
- October, 2016 (2)
- September, 2016 (2)
- August, 2016 (3)
- July, 2016 (3)
- June, 2016 (1)
- May, 2016 (1)
- April, 2016 (1)
- March, 2016 (5)
- February, 2016 (1)
- January, 2016 (4)
- December, 2015 (4)
- November, 2015 (4)
- October, 2015 (7)
- September, 2015 (9)
- August, 2015 (1)
- July, 2015 (2)
- June, 2015 (2)
- May, 2015 (1)
- April, 2015 (6)
- March, 2015 (1)
- February, 2015 (1)
- January, 2015 (1)
- December, 2014 (1)
- November, 2014 (1)
- October, 2014 (2)
- September, 2014 (1)
- August, 2014 (1)
- July, 2014 (1)
- June, 2014 (1)
- May, 2014 (1)
- April, 2014 (1)
- March, 2014 (3)
- February, 2014 (3)
- January, 2014 (5)
- December, 2013 (1)
- November, 2013 (1)
- October, 2013 (1)
- September, 2013 (1)
- August, 2013 (1)
- July, 2013 (1)
- June, 2013 (1)
- May, 2013 (1)
- April, 2013 (1)
- March, 2013 (1)
- February, 2013 (2)
- January, 2013 (4)
- December, 2012 (1)
- November, 2012 (3)
- October, 2012 (4)
- September, 2012 (3)
- August, 2012 (2)
- July, 2012 (2)
- June, 2012 (1)
- May, 2012 (4)
- April, 2012 (3)
- March, 2012 (2)
- February, 2012 (1)
- January, 2012 (4)
- December, 2011 (15)
- November, 2011 (3)
- October, 2011 (2)
- September, 2011 (2)
- August, 2011 (3)
- July, 2011 (1)
- June, 2011 (2)
- May, 2011 (1)
- April, 2011 (1)
- March, 2011 (2)
- February, 2011 (2)
- January, 2011 (1)
- December, 2010 (2)
- November, 2010 (1)
- October, 2010 (2)
- September, 2010 (1)
- August, 2010 (2)
- July, 2010 (2)
- June, 2010 (2)
- May, 2010 (2)
- April, 2010 (2)
- March, 2010 (5)
- February, 2010 (5)
- January, 2010 (7)
- December, 2009 (6)
- November, 2009 (6)
- October, 2009 (2)
- September, 2009 (3)
- August, 2009 (2)
- July, 2009 (4)
- June, 2009 (1)
- May, 2009 (1)
- April, 2009 (1)
- March, 2009 (2)
- February, 2009 (7)
- January, 2009 (4)
- December, 2008 (8)
- November, 2008 (7)
- October, 2008 (5)
- September, 2008 (5)
- August, 2008 (9)
- July, 2008 (14)
- June, 2008 (4)
- May, 2008 (5)
- April, 2008 (8)
- March, 2008 (3)
- February, 2008 (1)
- January, 2008 (1)
- December, 2007 (1)
- November, 2007 (1)
- October, 2007 (3)
- September, 2007 (5)
- August, 2007 (10)
- July, 2007 (9)
Does the odd-even trick matter?
Because if you're doing the usual x%2 to check for even/oddness, your machine will do a >> operation since your mod is a power of two. This takes one cycle, just like your bit hack.
Reply To This Comment