Archive | Devops

MySQL 5.6, 5.7, SQLite

MySQL is good for large multi-user databases. However, when dealing with few changes to the database, and many reads, it is far from a great solution (in fact, is a terrible solution). SQLite is far superior in that situation, and for serial/sequential edits. MySQL 5.6 vs. 5.7 For those with minimal database needs, 5.7 is […]

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Nextgen Web Dev

Note: This page is a document of the next generation of webdev/devops from what is currently in place (granted, much out-of-date). What follows is a personal task list rather than a comment on the state of web development. Python In preparation for Lambda, Python should be used, as it is a first-class AWS Lambda (serverless) […]

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Amazon Linux Backup and Recovery

This is a collection of stuff that can help out when things go wrong. Extract Fingerprint and Public Key from a Private Key Extract Public Key from Private Key: ssh-keygen -y Generate a Fingerprint of a Private Key to verify in the AWS EC2 Console: openssl pkcs8 -in path_to_private_key -inform PEM -outform DER -topk8 -nocrypt […]

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Tokyo or Singapore Datacenter

Tokyo still top choice for Asia HQ Datacenter Even with multiple options coming online in Singapore, Tokyo is still the best option for a single, Asia-based datacenter. Even when serving locations such as Thailand and Vietnam, Tokyo is a strong competitor to Singapore. Linode is my unmanaged VPS of choice. They have a great service, […]

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Homemade Ice Cream

The best approach I have seen is to basically use a blender with whipping cream, add honey (or sugar, not condensed milk), and then add additional items to this base, such as: Vanilla extract and vanilla bean caviar (add the spent pod to your sugar jar) Cacao and chocolate chips Strawberry compote (extra honey if […]

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PATH in Bash and Fish Shell

PATH can be a pain, but there are some basics: Syntax $PATH before or after (before) Is EXPORT needed, or not (not) Where is PATH set All apps+shells /etc/environment All shells ~/.profile or /etc/profile for all users (or a separate file under /etc/profile.d/ if using pacman) Bash shell ~/.bashrc (or ~/.bash_profile or ~/.bash_login) Fish shell […]

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OSMC = Debian + Kodi for Vero 4K

Note: This article is a work in progress, more to come... I've gotten fed up with the nonsense that is Chromecast (slow, limited), Apple TV (slow, limited), and Fire TV Stick (slow, limited). I ran across the Vero 4K, which was announced in February, 2017. Besides good reviews about good hardware, the responsive and active […]

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The first Trillionaire

The first trillionaire will not be a human, it will be a bot (though a sophisticated one). Suffice it to say that making money, legally or extralegally, will be something that could be done by a system designed to do so, that could have enough ability to act in a marketplace, and enough insight to […]

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Python for Cloud and Mobile

Python is closing in on PHP as a searched-for development language, and its position as a core Python on Google Cloud Python on AWS Python on AWS Lambda Python on Elastic Beanstalk Flask and Deploying Flask to Elastic Beanstalk Kivy (Python / Cython mobile apps for Android and IOS) Python Versions 2.7 is still the […]

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Gmail and Gsuite Backup

Recent malware and phishing attackes continue to increase in scale and target gmail and other infrastructure. Since many folks keep email mostly in the cloud, and even worse, client synchronization would delete any mail removed from a mailbox, making the client ineffective as offline backup, a system is needed to ensure there is an adequate […]

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