Nearly all motherboards have a power management feature designed to power down the computer and put it into suspend mode. In real life, this feature does not always work. Linux has a software-based workaround for the dysfunctional suspend.
In part two of this three-part series[1],Jason Walsh gets to some details on laying out a newspaper in Scribus.You’ll also learn about managing those tricky CMYK graphics files.
Most admins tend to use the shell, Perl,or Python if they need a system administration script. But there is no need for web programmers to learn another language just to script a routine task. PHP gives admins the power to program command-line tools and even complete web interfaces.
A genuine multitasking system like Linux runs many processes concurrently. Programs must compete for data access. Assigning locks to files ensures exclusive access and prevents the possibility of data.
Most web libraries make 90 percent of the job simple and the rest impossible. Rails,an open source framework programmed in Ruby,is flexible enough to succeed with that remaining 10 percent.
To get past a firewall and into a LAN,you need either a secret backdoor or a cooperative agent on the inside. A Jabber client on the LAN contacts a public Jabber server and wait for instructions trickling in as instant messages from its Internet buddies.
