Category: Blog

How to Build a LTSP chroot client image with the latest Greek schools PPA, and XfreeRDP Nightly

Posted on by Jeffrey Hein

Build a chroot client The Greek Schools repository  sudo add-apt-repository –yes ppa:ts.sch.gr Grab freerdp’s key  cd /etc/ltsp sudo wget pub.freerdp.com/reposito… Option 1 – with command sudo ltsp-build-client –purge-chroot –mount-package-cache –mirror ‘http://azure.archive.ubuntu.com/ubuntu/’ \ –apt-keys ‘/etc/ltsp/ADD6BF6D97CE5D8D.asc, /etc/apt/trusted.gpg.d/ts_sch_gr_ubuntu_ppa.gpg’ \ –extra-mirror ‘http://ppa.launchpad.net/ts.sch.gr/ppa/ubuntu bionic main, pub.freerdp.com/reposito… freerdp-nightly main’ \ –late-packages epoptes-client freerdp-nightly –prompt-rootpass \ OR, Option 2 – using my Read more about How to Build a LTSP chroot client image with the latest Greek schools PPA, and XfreeRDP Nightly[…]

Upgrading to CyanogenMod 10 Android 4.1.2 on the Motorola Milestone X2 aka MX2 aka MB867 aka Daytona from Stock 2.3.6 (US Cellular)

Posted on by Jeffrey Hein

Boot into stock 2.3.6 Enable other sources and USB debugging Connect to Ubuntu, open terminal, and run root script. extract root.zip ./rootscript Install recovery sudo adb install MOTODX2_Bootstrap_signed.apk Disconnect USB Install recovery, wait Reboot into recovery Install from SD card cm10-01272013-unofficial-mx2.zip gapps-jb-20121011-signed.zip Data and Cache wipe MX2_CM9_WIFI.zip Reboot Skip setups enable airplane mode, disable location Read more about Upgrading to CyanogenMod 10 Android 4.1.2 on the Motorola Milestone X2 aka MX2 aka MB867 aka Daytona from Stock 2.3.6 (US Cellular)[…]

How to Save Money by Conserving Power

Posted on by Jeffrey Hein

The problem is the aggregation of all the power leaks, because how PGE charges you based on time of day, and the way the tiered pricing works. If you use a little too much it can dramatically increase your bill. Depending on what plan your signed up with Tiered, and/or time of use. Fr0m around Read more about How to Save Money by Conserving Power[…]

100% Free, Fast WordPress Shop Howto: Google cloud, Cloudflare, Ubuntu 17.10, Apache2, Pagespeed, MariaDB, PHP7, Letsencrypt, WordPress,

Posted on by Jeffrey Hein

  Google cloud, WordPress, Ubuntu 17.10, Apache2, , MariaDB, PHP7, Letsencrypt Pagespeed Enable Swap WordPress plugins. Varnish + plugin Cloudflare Test I started by. Setup free instance of the Google cloud Compute Engine. Ubuntu 17.10 image. Follow these instructions. websiteforstudents.com/i… With one small change when installing the SSL certificate. The guide did not work. I Read more about 100% Free, Fast WordPress Shop Howto: Google cloud, Cloudflare, Ubuntu 17.10, Apache2, Pagespeed, MariaDB, PHP7, Letsencrypt, WordPress,[…]

How to batch optimize all jpgs using a bash script to speed up your site

Posted on by Jeffrey Hein

Based on Google Insights article here: developers.google.com/sp… JPEG is a lossy format. The compression process removes visual details of the image, but the compression ratio can be 10x larger than GIF or PNG. Reduce quality to 85 if it was higher. With quality larger than 85, the image becomes larger quickly, while the visual improvement is Read more about How to batch optimize all jpgs using a bash script to speed up your site[…]

Fix for Plugable bluetooth dongle in Ubuntu Linux 17.10 / 18.10 Bluetooth Headsets mic not working

Posted on by Jeffrey Hein

ID 0a5c:21e8 Broadcom Corp. BCM20702A0 Bluetooth 4.0 Run the commands: wget s3.amazonaws.com/plugabl… sudo mv fw-0a5c_21e8.hcd /lib/firmware/brcm/BCM20702A0-0a5c-21e8.hcd sudo cp /lib/firmware/brcm/BCM20702A0-0a5c-21e8.hcd /lib/firmware/brcm/BCM20702A1-0a5c-21e8.hcd   From: plugable.com/2014/06/23/…

What’s the deal with cell phone networks and stuff?

Posted on by Jeffrey Hein

A very confusing topic! Don’t worry I figured it out. =] I will go over topics such as: Networks, Coverage, Technology, Resellers, Roaming, Lifeline (Free low income smart phone and monthly service), Prepaid, Cellphone hardware, Unlocking, Voice over IP (VOIP), Credo Mobile, Google Voice, Google Fi, Republic Wireless & Freedompop. All in the context of Read more about What’s the deal with cell phone networks and stuff?[…]

pfsense OpenVPN Ubuntu client bug and fix

Posted on by Jeffrey Hein

The OpenVPN export package in pfsense does not work out of the box for Ubuntu linux clients.  The fix lies with editing the VPN configuration after importing it. You can do this with the following tool: nm-connection-editor click on the connection then click the cog: Edit the selected connection Click “Advanced” Click the “TLS Authentication” Read more about pfsense OpenVPN Ubuntu client bug and fix[…]

How to find any file or folder with a trailing space in it’s name, and delete the trailing space

Posted on by Jeffrey Hein

Windows does not know how to handle files or folders whos name ends in a space. Usually Windows won’t allow you to delete these files, and other bizarre behavior. This is a simple bash command to fix that.   find . -name ‘* ‘ -exec sh -c ‘x=”{}”; mv “$x” “${x%?}”‘ \;