Like your uncle at a family party, the rumpled Swedish doctor Lennart Green says, “Pick a card, any card.” But what he does with those cards is pure magic — flabbergasting, lightning-fast, how-does-he-do-it? magic.
Card tricks, always a nice visual illusion!
Lifehacker just featured an article called “Debunking The Myth of Multitasking“.
In a fast-paced business culture of “get everything done yesterday,” it’s easy to admire and reward those busybusy people who always seem to be juggling 14 things at once. But business coach Dave Crenshaw argues that the most common kind of multitasking doesn’t boost productivity–it slows you down.
I kinda forget the reference for this, but a while ago I read that, with each interruption, the brain will need about 15 minutes to get all things in order again. This so that you’re at the same situation that you were when you were interrupted.
As some of you might have already noticed, my blog content is published under the Creative Commons Attribution license. I’m a true believer of the Open Source community and the Creative Commons licenses follow this vision for published content. For those who don’t (fully) know how these licenses work, check out the following slideset.
When you need to determine which process is monopolizing or eating the CPUs. Following command will displays the top 10 CPU users on the Linux system.
ps -eo pcpu,pid,user,args | sort -k 1 -r | head -10
ps -eo pcpu,pid,user,args | sort -r -k1 | less
%CPU PID USER COMMAND
96 2148 vivek /usr/lib/vmware/bin/vmware-vmx -C /var/lib/vmware/Virtual Machines/Ubuntu 64-bit/Ubuntu 64-bit.vmx -@ ""
0.7 3358 mysql /usr/libexec/mysqld --defaults-file=/etc/my.cnf --basedir=/usr --datadir=/var/lib/mysql --user=mysql --pid-file=/var/run/mysqld/mysqld.pid --skip-locking --socket=/var/lib/mysql/mysql.sock
0.4 29129 lighttpd /usr/bin/php
0.4 29128 lighttpd /usr/bin/php
0.4 29127 lighttpd /usr/bin/php
0.4 29126 lighttpd /usr/bin/php
0.2 2177 vivek [vmware-rtc]
0.0 9 root [kacpid]
0.0 8 root [khelper]
If you’re interested in more information on Linux CPU utilization then check out the related article on nixCraft here.