Author: Jeffrey Hein

How to run a script and have it output nice logs for you in bash

Posted on by Jeffrey Hein

It is standard when you are writing your script, to write errors to “Standard Error” ( STDERR ). Like so: echo “Unique ID and Error” >&2 Usually when you run a script it outputs both standard error and standard output to your terminal display. You can however redirect those to log files. If you want Read more about How to run a script and have it output nice logs for you in bash[…]

How to upgrade the memory (RAM) in your Unibody Macbook Late 2008, Macbook Early, Mid, and Late 2009, or Mid 2010 Macbook

Posted on by Jeffrey Hein

These chips also work for: Macbook Pro Unibody Late 2008, Early 2009, Mid 2009 They all support up tp 8GB of RAM (Unofficially) 4GB kit –>             8GB kit –> Instructions for Macbook Unibody Late 2009 and 2010 While you’ve got the back off you might as well replace the battery –> Read more about How to upgrade the memory (RAM) in your Unibody Macbook Late 2008, Macbook Early, Mid, and Late 2009, or Mid 2010 Macbook[…]

How to extend your network 300 meters over your electrical system without Wifi for $30

Posted on by Jeffrey Hein

This one seems like the best value. It has a filtered plug so it is ideal for plugging in directly to your router.   These TP-Links devices are a good value as well. They offer more options: Refer here to TP-Links product FAQ: www.tp-link.com/en/artic…          $30 used you still get Prime shipping. | 3 for $40 Read more about How to extend your network 300 meters over your electrical system without Wifi for $30[…]

Actual, real world, interface speeds and ranges: Wifi, USB, Ethernet, SATA, Bluetooth [CHART]

Posted on by Jeffrey Hein

This chart can be very useful if you’re trying to figure out where a speed bottleneck is. The actual speed of actual data is usually quite different then the protocol limits for many reasons, on many levels. For instance, although USB 3.0 and SATA III have fairly similar speeds at 5Gbps and 6Gpbs respectively USB Read more about Actual, real world, interface speeds and ranges: Wifi, USB, Ethernet, SATA, Bluetooth [CHART][…]