This time, I fill a hash map for step values of 3 and of 5. No noticeable difference from my first try, until you start trying to find results for much larger than stopping at 999, at which point amount of memory consumed/allocated makes this method way more inefficient. x=0h = {} 3.step(999, 3) { |i| [...]
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A fledgling blog on the progress of technology
I think I'm generally more interested in the small-time blogs than the well-established blog. Well-established blogs with a solid following can succumb to group-think in the guise of introspection. Sometimes, a newer blogging voice can present a different perspective on existing topics: Found from a @implu tweet Retire your desktop: The Future: – Greenspan's perception [...]
Problem 1 from Project Euler . net
Trying to reinforce the syntax in ruby, I did Problem 1 from Project Euler . net: If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23. Find the sum of all the multiples of 3 [...]
My first powershell
A foreach loop that calls ping with a specific buffer size, and sends output to a ping*.txt file corresponding to the buffer size: foreach ($number in 32, 256, 1024) { ping -n100 -l$number yahoo.com > ping$number.txt }
For when I really can’t get my brain fired up on a given day
Project Euler for programming problems.: "Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve. Although mathematics will help you arrive at elegant and efficient methods, the use of a computer and programming skills will be required to solve most problems." I was looking up [...]
PC World’s opinions on products and websites.
100 Incredibly Useful and Interesting Web Sites Complete List by Category Complete List in Alphabetical Order The Bottom 10: The Web's Most Useless Sites – Digg made it! Wow. Some pretty ugly sites otherwise as well. The 10 Most Overrated Products — a little too much credit to Microsoft, especially with the underrated Zune vs. [...]
Cleaning up a brand new PC
I've found a new blog to scour: DigitalInspiration. Bought a New Computer? Now Remove all the Pre-Installed Trial Software – this article points to the program PC Decrapifier and the full list of programs that the program can remove. A related post of theirs, Spring Cleaning Utilities for your PC : Reclaim Hard Disk Space, [...]
Send Tweets to Twitter via e-mail
Send Twitter Updates via e-mail Interesting concept: Create a dummy blog Set-up a private mail-to-blogger address. Use twitterfeed.com and your OpenID to associate the rss.xml feed for the blog to your Twitter account To post to Twitter, all you have to do is e-mail your Twitter updates to the mail-to-blogger address.
Fresh install of Linux on add old laptop – Linux Mint
To clarify, I installed Linux Mint "Elyssa" – XFCE Community Edition. The Kubuntu 7.04 install that I had on this laptop seemed to run fairly slowly, so I decided to experiment with a lighter weight, yet still full featured, setup. I hardly had to intervene with the install. I was asked to set up a [...]
Firefox vs. Chrome
I’m currently trying out the Chrome browser from Google. Very nice so far, however, pros and cons for each so far are:Firefox:Pros– TwitterFox Delicious Ubiquity ScribeFire Cons– Memory hog. Chrome:Pros– Pretty (in a minimalist sort of way) Fast Relatively lightweight (in a 2008 application sense, not in an absolute program sense) Special about: pages Cons– [...]
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