Category Archives: Work

Troubleshooting a Ruby production application

I am by no means a Ruby expert, but I have been tasked with troubleshooting an existing Ruby application. Specifically some end user DB tasks were failing to save records and the application was throwing a generic error message to the user. By enabling debug logging and viewing the Ruby log file, I was able to see that the application was failing when attempting to send an email confirmation, then it would roll back all the DB changes since the overall

ScanSnap internal error occurred 0x1001 (s300, ix500, etc.) [SOLVED]

Are you getting a ScanSnap internal error occurred 0x1001 error message? After months of trouble free usage when saving to folder, I had that error pop-up 🙁 Thankfully, I did the following steps and everything is back to normal: How to fix the error #1 Try to save to Google Drive or one of the other options and verify that you can complete the save (I was able to save to Google Drive) and this means the scanner is working properly #2

JPS300V 5V DC power supplies for LED signs

The JPS300V DC power is a robust option for powering LED signs and other products that require relatively high amperage 5V output. 60A at 5V = 300 watts which is pretty hefty for a DC power supply. Out of approximately 80 PSUs, we have had around 2-3 fail. This is a roughly 3.8% failure rate in some fairly difficult situations (withstanding fairly intense heat, cold and moisture). Overall I would rate them as a good low-cost option especially if you can