Uptrendhits review

Not really a review, just a statement that I am unlikely to do business with companies that send unsolicited email to my work address, especially if I appear to be subscribed to their "newsletter." Like Uptrendhits did. I also take off a reputation point for each use of multiple exclamation marks!!!


Compiling and Installing Pubcookie on 64-bit RHEL6

Before attempting compilation, make sure you have the following prerequisites installed (and Apache of course):

yum install gcc mod_ssl openssl-devel httpd-devel

Then you're ready:

curl -O http://www.pubcookie.org/downloads/pubcookie-3.3.4a.tar.gz
tar xzvf pubcookie-3.3.4a.tar.gz
cd pubcookie-3.3.4a
make top_builddir=/usr/lib64/httpd top_srcdir=/usr/lib64/httpd

Then with sudo or as root:

Installing php-mbstring on RHEL6

I wanted to install the mbstring PHP extension on Red Hat Enterprise Linux 6. But to my surprise, it wasn't there:

# yum install php-mbstring
Loaded plugins: rhnplugin
Setting up Install Process
No package php-mbstring available.
Error: Nothing to do

That's because the package is in the RHEL Server Optional repository.

I went into RHN and enabled the repository:


Graphing the ENVIROMUX-MINI Temperature Probe with Cacti

We use an ENVIROMUX-MINI to monitor temperature in the server room. This unit makes its data available over ethernet via SNMP. You can get the current temperature recorded by its probe with:



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