
Rock and roll nene !!!
With Ariel, Gejo and Pablo (CEO of moove-it and two friends) we went to Buenos Aires to see AC&DC in the stadium of River Plate. Web of AC&DC: www.acdc.com
Here we share some pictures from inside.
As Saul Klein wrote on his blog, the Open Coffee Show is:
“an attempt to establish recognized, open and regular meeting places where entrepreneurs can meet with investors (and anyone else who fancies coming along) in a totally informal setting.”
This initiative was “imported” to Uruguay by my friend and partner Conrado Viña. Nowadays is an interesting place to meet interesting people with great ideas.
If you are in Uruguay you cannot miss the annual event!
“Usability is making your website easy for your visitors to find the information they need when they need it.”
When you are building a web page one of the first things that come to your mind is where to put the most important features so the user find them easily.
So, doing a bit of research I found that most users have a particulary way of looking the screen that is called the ”F-Shaped Pattern “.
This pattern says that users tend to first read in a horizontal movement, usually across the upper part of the content area. This initial element forms the F’s top bar.
Next, users move down the page a bit and then read across in a second horizontal movement that typically covers a shorter area than the previous movement. This additional element forms the F’s lower bar.
Finally, users scan the content’s left side in a vertical movement. Sometimes this is a fairly slow and systematic scan that appears as a solid stripe on an eyetracking heatmap. Other times users move faster, creating a spottier heatmap. This last element forms the F’s stem.
For more information about the F-Shaped Pattern visit this link
Other usability tip that I found is that users tend to focus on people’s faces and eyes, this means that if there is a face in your page users focus on it, next they are going to look what the eyes of the face are watching. So if you are going to place people in your page make sure they watch the content you want to show.
Talking a bit about scrolling, recent studies prove that users are quite comfortable with scrolling and in some situations they are willing to scroll to the bottom of the page. So it is a good idea to divide your layout into sections for easy scanning, separating them with a lot of white space.
There are many of usability advices but I think that the most important is to keep it simple.
If you want that users navegate your page easily and they don’t get lost, your page must follow conventions of web design. For example: use blue for hiperlinks, if you use another color the user will have to learn the new color to associate it with a link.
faltauno.com
Interview with Martin Cabrera in .TV
In this interview, which was developed in the program. TV Channel, Martin Cabrera presents the main characteristics and objectives of the social network of sport www.faltauno.com
This social network is being developed by Moove-iT and is targeted to soccer.
Hello everyone … in moove-iT we develop and management faltauno.com.
It is a social network specializes in organizing matches, managing a team and administer and manage a championship.
On August 1 begins the first championship was organized by faltauno.com “Copa CUTI” (www.cuti.org.uy).
This championship brings together all the software companies of uruguay.
We invite everyone to visit and see what are the best !
One of the most popular rants against ruby are based on its not so good performance.
Actually has been made improvements on this topic, specially in the new Ruby implementation (Ruby 1.9) based on the YARV virtual machine.
JRuby (Ruby over JVM implementation) has been focused in its performance from its lastest releases. Here at moove-it we are exploring the posibility of use Rails over JRuby in some JEE application servers, so we need some facts about JRuby performance (and other topics like gems compatibility, etc)
The Ruby community has put a set of benchmarks at ruby1.9 trunk: http://svn.ruby-lang.org/repos/ruby/trunk/benchmark/
So, we test with these benchmarks and here are the results!.
The code that run the benchmarks is like that:
block_to_benchmark = lambda { load BENCHMARKS_DIR + '/' + filename}
Benchmark.measure &block_to_benchmark
(yes, we are using the benchmark module bundled with the ruby standard lib)
|
Benchmark |
Ruby1.8 |
Ruby1.9 |
JRuby1.3.0 |
Ruby1.8 / Ruby1.9 |
Ruby1.8 / JRuby1.3.0 |
| bm_app_fib.rb | 9.02 | 4.00 | 3.83 | 2.25 | 2.36 |
| bm_app_mandelbrot.rb | 3.36 | 0.81 | 1.49 | 4.14 | 2.26 |
| bm_app_pentomino.rb | 144.24 | 91.97 | 105.64 | 1.57 | 1.37 |
| bm_app_raise.rb | 6.94 | 6.98 | 1.63 | -1.01 | 4.27 |
| bm_app_strconcat.rb | 2.94 | 1.63 | 1.30 | 1.81 | 2.27 |
| bm_app_tak.rb | 12.27 | 5.66 | 4.06 | 2.17 | 3.02 |
| bm_app_tarai.rb | 9.81 | 4.83 | 3.27 | 2.03 | 3.00 |
| bm_app_uri.rb | 6.59 | 3.77 | 3.69 | 1.75 | 1.79 |
| bm_io_file_create.rb | 7.17 | 3.12 | 7.70 | 2.30 | -1.07 |
| bm_io_file_read.rb | 2.27 | 0.61 | 0.64 | 3.71 | 3.54 |
| bm_io_file_write.rb | 1.77 | 10.98 | 0.31 | -6.22 | 5.64 |
| bm_loop_for.rb | 2.97 | 7.81 | 7.50 | -2.63 | -2.53 |
| bm_loop_generator.rb | 149.64 | 3.00 | 10.95 | 49.88 | 13.66 |
| bm_loop_times.rb | 4.88 | 6.88 | 7.95 | -1.41 | -1.63 |
| bm_loop_whileloop.rb | 11.23 | 3.67 | 9.42 | 3.06 | 1.19 |
| bm_loop_whileloop2.rb | 2.33 | 0.72 | 1.89 | 3.24 | 1.23 |
| bm_so_array.rb | 8.41 | 7.33 | 16.17 | 1.15 | -1.92 |
| bm_so_binary_trees.rb | 4.50 | 2.14 | 2.84 | 2.10 | 1.58 |
| bm_so_concatenate.rb | 2.49 | 1.95 | 3.03 | 1.27 | -1.22 |
| bm_so_exception.rb | 7.62 | 10.42 | 2.63 | -1.37 | 2.90 |
| bm_so_fasta.rb | 13.59 | 11.77 | 16.03 | 1.16 | -1.18 |
| bm_so_lists.rb | 2.27 | 1.38 | 1.48 | 1.65 | 1.53 |
| bm_so_mandelbrot.rb | 44.55 | 32.49 | 49.28 | 1.37 | -1.11 |
| bm_so_matrix.rb | 2.69 | 2.13 | 1.84 | 1.26 | 1.46 |
| bm_so_meteor_contest.rb | 52.55 | 25.17 | 22.02 | 2.09 | 2.39 |
| bm_so_nbody.rb | 35.80 | 26.61 | 16.78 | 1.35 | 2.13 |
| bm_so_nested_loop.rb | 6.09 | 6.88 | 8.64 | -1.13 | -1.42 |
| bm_so_nsieve.rb | 26.89 | 13.11 | 24.69 | 2.05 | 1.09 |
| bm_so_nsieve_bits.rb | 62.50 | 46.05 | 42.55 | 1.36 | 1.47 |
| bm_so_object.rb | 11.56 | 11.52 | 3.11 | 1.00 | 3.72 |
| bm_so_partial_sums.rb | 80.13 | 228.91 | 31.22 | -2.86 | 2.57 |
| bm_so_pidigits.rb | 10.33 | 10.44 | 7.03 | -1.01 | 1.47 |
| bm_so_random.rb | 4.59 | 12.88 | 1.86 | -2.80 | 2.47 |
| bm_so_sieve.rb | 0.84 | 0.34 | 0.63 | 2.45 | 1.35 |
| bm_so_spectralnorm.rb | 41.86 | 92.88 | 20.03 | -2.22 | 2.09 |
| bm_vm1_block.rb | 26.22 | 13.44 | 27.44 | 1.95 | -1.05 |
| bm_vm1_const.rb | 19.02 | 6.27 | 17.64 | 3.03 | 1.08 |
| bm_vm1_ensure.rb | 20.06 | 5.11 | 16.19 | 3.93 | 1.24 |
| bm_vm1_ivar.rb | 17.95 | 9.50 | 18.78 | 1.89 | -1.05 |
| bm_vm1_ivar_set.rb | 19.22 | 9.83 | 21.67 | 1.96 | -1.13 |
| bm_vm1_length.rb | 22.95 | 7.44 | 18.16 | 3.09 | 1.26 |
| bm_vm1_neq.rb | 20.81 | 6.58 | 14.98 | 3.16 | 1.39 |
| bm_vm1_not.rb | 14.91 | 5.58 | 12.64 | 2.67 | 1.18 |
| bm_vm1_rescue.rb | 15.72 | 4.64 | 21.38 | 3.39 | -1.36 |
| bm_vm1_simplereturn.rb | 23.84 | 9.66 | 16.05 | 2.47 | 1.49 |
| bm_vm1_swap.rb | 50.25 | 5.73 | 24.38 | 8.76 | 2.06 |
| bm_vm2_array.rb | 10.72 | 19.27 | 5.42 | -1.80 | 1.98 |
| bm_vm2_case.rb | 5.06 | 1.66 | 4.00 | 3.06 | 1.27 |
| bm_vm2_eval.rb | 32.20 | 200.98 | 69.41 | -6.24 | -2.16 |
| bm_vm2_method.rb | 15.45 | 9.45 | 11.36 | 1.63 | 1.36 |
| bm_vm2_mutex.rb | 5.47 | 6.34 | 7.30 | -1.16 | -1.33 |
| bm_vm2_poly_method.rb | 20.61 | 12.16 | 21.05 | 1.70 | -1.02 |
| bm_vm2_poly_method_ov.rb | 5.00 | 1.66 | 4.53 | 3.02 | 1.10 |
| bm_vm2_proc.rb | 12.00 | 3.86 | 6.75 | 3.11 | 1.78 |
| bm_vm2_regexp.rb | 5.89 | 19.25 | 5.63 | -3.27 | 1.05 |
| bm_vm2_send.rb | 5.05 | 2.11 | 4.38 | 2.39 | 1.15 |
| bm_vm2_super.rb | 5.75 | 3.17 | 4.44 | 1.81 | 1.30 |
| bm_vm2_unif1.rb | 5.20 | 1.99 | 3.61 | 2.62 | 1.44 |
| bm_vm2_zsuper.rb | 6.87 | 3.48 | 5.49 | 1.97 | 1.25 |
| bm_vm3_thread_create_join.rb | 1.95 | 7.70 | 19.13 | -3.94 | -9.79 |
| bm_vm3_gc.rb | 292.30 | 266.14 | 0.36 | 1.10 | 814.20 |
.
A looser conclusion may be that Ruby 1.9 is 95% faster than Ruby1.8, and JRuby 1.3.0 is 10% faster than 1.8, in general the new implementations are faster than Ruby1.8, especially 1.9 (twice as faster).
The benchmarks were under WindowsXP SP3, 4GB RAM, and a Intel Core 2 duo 2.0GHz. Happy hacking!
Imagine all the people having to live without ssh and an assigned job related to hosting migrations with low bandwidth access, what a painfull world…
Ok, get up! it was only a nightmare, but if a strange reason causes you must accomplish that task you may wish get/put directories recursively from/to a ftp server.
The bad news are that the FTP protocol doesn’t supports this operation, you can get only an individual file or a group of files that expands some wildcard expression, but you can’t get/put recursively an entire directory.
Luckily ncftp saves the day, it’s a free ftp client (free as in beer and free as non-private), that supports many features like background processing and directory tree copy.
So, to GET the contents a whole directory tree just invoke ncftpget command:
$> ncftpget -R -u <user_account> ftp.moove-it.com /home/gian/migration_h /remote_directory
* -R copy a whole directory
* ftp.xxx.x is the remote ftp server
* /home/yyy is the local destination
* and /remote_xx is the ftp directory to be transfered
PUT a directory is trivial too, just invoke the ncftpput command:
$> ncftput -R -u <user_account> ftp2.moove-it.com /home/gian/migration_h /remote_directory
be happy!
Locos x Rails is the first conference in the Southern Cone dedicated to the ground-breaking Ruby on Rails framework. Locos por Rails Conference 2009 will be held on April 3rd and 4th in Buenos Aires, Argentina. South America’s most popular travel destination is the perfect backdrop for two days of local and international presentations, networking, and fun.
Part of the moove-iT development team attended to this event. Bellow you will find some nice pictures!
See more photos on facebook group and keep the thread news at locosxrails twitter.
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