USB Standards Made Easy
The Universal Serial Bus, or USB, started as a revolutionary idea in the mid-1990s. Before USB,...
by Jay Luong | Aug 23, 2023 | Networking | 0 |
The Universal Serial Bus, or USB, started as a revolutionary idea in the mid-1990s. Before USB,...
by Jay Luong | Aug 1, 2023 | Networking | 0 |
by Jay Luong | Jul 31, 2023 | Networking | 0 |
by Jay Luong | Jul 31, 2023 | Networking | 0 |
by Jay Luong | May 16, 2023 | Networking | 0 |
by Jay Luong | Dec 26, 2018 | Nginx, System Administration, Wordpress | 0 |
Just going to go straight into the commands. This assumes you’ve configured your DNS and started a Digital Ocean droplet and have created a root-empowered user. If you’re looking to start using Digital Ocean, get...
by Jay Luong | Feb 7, 2015 | System Administration | 0 |
by Jay Luong | Jan 22, 2015 | Apache, System Administration | 0 |
by Jay Luong | Jan 21, 2015 | Apache, System Administration | 0 |
by Jay Luong | Aug 20, 2015 | Cloud Computing, Compute, Google Cloud Platform | 0 |
Google now allows you specify the size of your boot disk larger than 10GB when you create your instance. In any case, if you need to resize your boot disk for any reason, these are the steps I followed. Here I’ve attached...
by Jay Luong | Aug 19, 2015 | Cloud Computing, Google Cloud Platform, Storage | 0 |
by Jay Luong | Aug 19, 2015 | Cloud Computing, Google Cloud Platform, Storage | 0 |
by Jay Luong | Feb 11, 2015 | Cloud Computing, Google Cloud Platform, Networking | 0 |
Classes Classes are one of the building blocks of object-oriented programming. Think of them as blueprints for creating objects. When we just throw variables and methods inside a Ruby file, it’s very loosely associated....
by Jay Luong | Sep 14, 2018 | Database, MySQL / Percona | 0 |
Assume you’ve already verified your certificates and keys on the sever side (checksum should be the same): openssl x509 -noout -modulus -in mycert.pem openssl rsa -noout -modulus -in mykey.pem mysql> show variables like...
by Jay Luong | Feb 2, 2017 | MySQL / Percona, Vim | 0 |
by Jay Luong | Jul 7, 2015 | Database, MySQL / Percona | 0 |
by Jay Luong | Mar 4, 2015 | Database, MySQL / Percona | 0 |
by papadiddydoo | Dec 18, 2014 | Database, MySQL / Percona, OSX | 0 |
by Jay Luong | May 1, 2023 | Networking | 0 |
In the fast-paced world of YouTube Shorts, grabbing your audience’s attention within the...
Read Moreby Jay Luong | May 1, 2023 | Networking | 0 |
If you’re looking to grow your YouTube channel quickly and effectively, YouTube Shorts is...
Read Moreby Jay Luong | Nov 4, 2020 | Networking | 0 |
Blue Bottle seems to have removed the parameters for some of their popular espressos. Luckily, I took screenshots years ago!
Read Moreby Jay Luong | Nov 4, 2020 | Networking | 0 |
find . -mindepth 1 -maxdepth 3 -type d -not -exec sh -c ‘ls -1 “{}” | egrep -iq “mkv|iso$”‘ \; -exec rm -rv {} +
Read Moreby Jay Luong | May 13, 2020 | Networking | 0 |
For those who are stuck with running cron jobs with Ruby scripts. The non-interactive shell “bash -lc” might not work. The sure shot way is to just export your path in the job itself. You might be getting errors like...
Read Moreby Jay Luong | May 8, 2020 | Networking | 0 |
Sometimes Docker’s networking acts funky. I had the following error while using docker-compose with a ruby:2.7.1-alpine3.11 image. RUN apk add –update –no-cache curl fetch...
Read Moreby Jay Luong | Apr 9, 2020 | Networking | 0 |
If you’re running MySQL 5.7.5 or higher, you might’ve seen this error while trying...
Read Moreby Jay Luong | Apr 3, 2020 | Networking | 0 |
There are headaches and heavy costs associated with hypervisor virtualization. There was a time I...
Read Moreby Jay Luong | Sep 17, 2019 | Networking | 0 |
The Contenders Toshiba HDTB420XK3AA Canvio Basics 2TB Portable External Hard Drive USB 3.0WD 4TB...
Read Moreby Jay Luong | Jul 25, 2019 | Networking | 0 |
Sometimes we run blogs that are updated frequently and at predetermined intervals. It’s useful to warm up the cache after content has changed. I’ve used plugins but they don’t seem to work well. I’ve...
Read Moreby Jay Luong | Feb 25, 2018 | Networking | 0 |
Just spent the day digging through a box of old gear to relegate for network extension duties. These tests were done in bridge mode from about 20 ft from the main router through 2 walls.
Read MoreGeneral rule of thumb is if you have a collection of objects, you should build custom iterators so that users could readily use them like they do with other collection such as Array, Hash, File, etc. The easiest way to do this...
Read MoreGenerally if your class has an array/hash, sometimes you don’t want to expose the implementation of those collections outside of the object. Creating your own iterator will make your object easier to use. class Headphone...
Read MoreSometimes the scope of a local variable is a bit confusing when working with blocks. For example, the following will result in an “undefined local variable” for variables “x” and “bacon”...
Read Moreby Jay Luong | Jan 5, 2017 | Networking | 0 |
Introduction There was a time when you could determine the size of a file by counting the number of characters it had. One character equates to one byte. Simple. In fact, it was how I found the office perpetrator who printed out...
Read Moreby Jay Luong | Jul 2, 2016 | Networking | 0 |
After years of having to manually renew certificates (I’ve used StartSSL in the past), Let’s Encrypt is finally live and will allow you to automate this process by installing an agent and a cron job. Here I’m...
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