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Stupid Firefox 7!  It doesn’t recognise my plug-ins!  But they did work in FF3.5.  What gives?!!!

Ok, perhaps I’m overreacting.  In fact, I am.  Sorry.

I use #CentOS for my daily work which includes the rather antiquated Firefox v3.5.  Ouch.  As a web developer, it’s good to test on legacy browsers but it’s also important to use the latest – so I updated to the latest Firefox (v7, at time of writing).

Because my desktop machine (HP Opteron ML115) has 6GB of RAM, I typically use the x86_64 (64-bit) edition of #Firefox.  However, unlike Firefox v3.5, v7 doesn’t seem to pick up my plug-ins automatically from /usr/lib64/mozilla/plugins.

To fix this, I had to open a shell and navigate into my home directory‘s mozilla plugins directory (I didn’t even know this existed until now!).

cd ~/mozilla/plugins
Then, just fix up all the missing symlinks:

ln -s /usr/lib64/mozilla/plugins/* .

No problemo!  They’re now all back again at about:plugins  🙂

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Having installed CentOS (wikipedia) on a server here, I was surprised to find that, by default, the source repositories were not enabled.
Below are the source repo definitions I use.  Simply create a file called “Centos-Source.repo” (# chmod 644) in /etc/yum.repos.d/ and enable repositories as required (using enabled=1).  Please note that this example is for CentOS version 5 and may differ from any official versions out there.  I offer no warranty… it just works for me.  ;-)

[base-SRPMS]
name=CentOS-$releasever – Base SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/os/SRPMS/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1
enabled=1
updates
[update-SRPMS]
name=CentOS-$releasever – Updates SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/updates/SRPMS/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1
enabled=1
used/produced in the build but not released
[addons-SRPMS]
name=CentOS-$releasever – Addons SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/addons/SRPMS/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1
enabled=0
packages that may be useful
[extras-SRPMS]
name=CentOS-$releasever – Extras SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/extras/SRPMS/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1
enabled=0
packages that extend functionality of existing packages
[centosplus-SRPMS]
name=CentOS-$releasever – Plus SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/centosplus/SRPMS/
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1
– packages by Centos Users
[contrib-SRPMS]
name=CentOS-$releasever – Contrib SRPMS
baseurl=http://mirror.centos.org/centos/$releasever/contrib/SRPMS/
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
priority=1