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Wednesday, April 17, 2024

VIM & Tmux Basics

Why? Vi (vim) is the only editor you can be guaranteed to have on a Linux machine. If you ever have to log into a...

Upgrading from Ubuntu 12.10 to 14.04

Seems that a few of my instances in AWS were originally setup using Ubuntu 12.10.  Don't know how that happened, but anyways.  Now that...

OpenSUSE 11.1 for Vagrant

Seems that last week I needed an openSUSE 11.1  VM to test out some chef scripts.  Vagrant Cloud which is a great place to find...

Nginx Deny IP

This is a quick way to deny an ip address accessing your nginx server. Create a new file in /etc/nginx/conf.d called blockips.conf Add the following to...

Fixing SELinux Content in a HTML directory

Unable to access web files in a directory under the /var/www/html becuase of a 403 forbidden might be a context problem. Problem Getting a 403 forbidden...

Setting up VNCServer

How to setup vncserver on a linux machine to run gnome or kde. Initialize Startup vncserver for the first time on port 5910 (:10) and set...

Setting up ntpd

A quick way to setup ntpd to set the system and hardware clock On a Redhat system (Redhat, CentOS, Fedora or Oracle Linux) edit the...

Setup LDAP with Openfiler

How to configure LDAP so that Windows shares will work with Openfiler. Configure LDAP for Samba The assumption is that LDAP is already up and running...

Setting up PXE

PXE is a great way to install linux on a server without the need of have a CD Rom. The following is a good starting...

Disk Performance

Using hdparm to measure a hard disks performance. To measure the current performance of your disk run: hdparm -tT /dev/sda You will get something like: /dev/sda: Timing cached reads:  ...

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