Practical Technology

for practical people.

September 9, 2013
by sjvn01
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PostgresSQL: The Other big open-source database has a new release

When you think about open-source database management systems (DBMS), you probably think about Oracle’s MySQL and its great rival/fork MariaDB. That’s thinking too small. There’s another great, enterprise capable DBMS, PostgreSQL, and its latest, greatest release PostgreSQL 9.3, has just arrived.

PostgresSQL: The Other big open-source database has a new release. More >

September 6, 2013
by sjvn01
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Has the NSA broken SSL? TLS? AES?

Just how broken are fundamental Internet security technologies such as Secure-Socket Layer (SSL), Advanced Encryption Standard (AES), and Transport Layer Security (TLS)? We still don’t know for certain. But, it’s clear that the National Security Agency (NSA) has broken many kinds of  Internet encryption technologies… including the ones we use every day.

Has the NSA broken SSL? TLS? AES? More >

September 5, 2013
by sjvn01
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Linux Professional Institute puts Linux in the classrooms

Do you want a job in IT? Then you really need to learn Linux and open-source software.

When I was at the open-source OSCon convention earlier this year,  everyone, and I mean everyone, including Microsoft, was looking to hire people with Linux and open-source experience. A recent Dice and Linux Foundation survey found that 93 percent of employers were looking to hire Linux staffers in the next six months and that 90 percent were having trouble finding qualified individuals.

Linux Professional Institute puts Linux in the classrooms. More >

September 4, 2013
by sjvn01
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Wearable computing: Why there’s no room for watches like Galaxy Gear

When I was a kid, I liked reading Dick Tracy comics. This was during 1960s when the strip took a science-fiction turn and Tracy, who had long sported a two-way radio wrist-watch, started using a two-way wrist TV. It was fun then to think about high-tech electronics in a wrist-watch.

That was then. This is now.

Wearable computing: Why there’s no room for watches like Galaxy Gear. More >