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Dec 2009 22

SSH Key Sharing0

Posted In Networking By John Hass

SSH allows you to do key sharing which allows you to log into a machine without typing your password, or even for that matter, having a password at all. Best of all, it does the key sharing completely encrypted, so the chance of you losing your keys in the process is very unlikely.

In my example I have 2 machines. A desktop and server.  I want to be able to connect to server without entering my password.
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Dec 2009 21

Using SSH To Get Around Those Pesky Firewalls0

Posted In Networking By John Hass

Firewalls are important for safety on the internet, but sometimes they just get in the way, so why not remedy that by using what you can to your advantage. At my home I am required to have an SSH connection back to the office. The office is able to connect to all of our remote sites, but  I am not able to have VNC to my home, so I must tunnel VNC. In order to do that I do a SSH local port forward

ssh john@example.com -L8080:127.0.0.1:5590

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Dec 2009 18

Speeding Up MySQL with Indexes0

Posted In PHP,SQL By John Hass

MySQL is an excellent database product and even though Oracle just bought out Sun, who bought out MySQL, Oracle still promised to keep up with MySQL patches and releases. (see more here)  This is great news for all us die hard MySQL and PHP guys, we no longer have to worry about giving up our MySQL for something else (because you can have my PHP when you pry it from my cold dead fingers).  Though the question of the day is, when we get Millions of records how can we speed it up. Say for example I have a callrecord database that has a few things in it
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Dec 2009 17

Setting Your Clock From Google0

Posted In Perl By John Hass

It’s time for another episode of, why the hell would you want to do that, I am your host John Hass.  On Today’s show we are going to teach you how to set the time from Google’s web server.

So the first question is why, my answer is why not.  The web is full of useless things, lets add one more.  Once again using Linux and Perl, you must be root to set the time.
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