Category: How To

How to Perk Up Your Sluggish Nexus 7 Tablet – Wipe the Cache Partition

My Nexus 7 tablet is about three years old. Like a good Google disciple, I’ve been diligently updating my Nexus 7 whenever a new system update came along. My little tablet worked fine running Android 4.4 (KitKat). Then around the end of 2014 Google pushed out Android 5 (Lollipop). I was really excited at first. However, after a very short time I realized things had changed drastically on my Nexus 7. I had to reboot almost everyday just to get it to do anything. My tablet was very sluggish…almost unuseable. I hate the new email client too. So the result is, I have not been using my Nexus 7, which has me shopping for a new Samsung table (that’s another story). Read more

How To Uninstall, Disable, and Remove NetworkManager from RHEL6 and CentOS6

The default install of Red Hat Enterprise Linux 6 (RHEL6 and CentOS6) automatically includes the NetworkManager service which was optional in previous versions. The purpose for NetworkManager is to make RHEL6 more portable which is great for a notebook computer or perhaps a desktop. Portability is not a major concern for a server. Usually servers are fairly fixed and configuration of network settings is done statically using manual tools. NetworkManager also does not support many advanced networking features like IP forwarding. Read more

How To Install Netbeans with JDK Bundle and Sublime-Text in CentOS6 and RHEL6

Several students in our PHP/mySQL class have asked about installing Netbeans IDE and/or Sublime-Text editor in their CentOS6 virtual servers. After researching the installation instructions for these programs, I determined that there was no one place that explained what our students were looking for.  Therefore, I am going to provide an installation guide here. Read more