BlogDB

Feb 17, 2019 from Coding Horror

The Cloud Is Just Someone Else’s Computer

When we started Discourse in 2013, our server requirements were high:1GB RAMmodern, fast dual core CPUspeedy solid state drive with 20+ GBI’m not talking about a cheapo shared cpanel server, either...

Jan 31, 2019 from Nadav Ami

3018 CNC Machine Spindle & Laser Mount

I made a little holder for the spindle/laser on my 3018 CNC. This way, when I’m using one I can keep the other on the machine and swap between them easily. If you want to print your own, the files ...

Jan 21, 2019 from Nadav Ami

Adding Limit Switches to 3018 CNC Machine

Here’s how I added some limit/homing switches to my 3018 CNC machine. Parts Needed 3D printed mounts - Thingiverse Micro switches w/ long lever (V-153-1C25) - AliExpress Affiliate Dupont connector ...

Jan 21, 2019 from [tekovic.com~]#

Installing Tesseract OCR 4.0 on CentOS 6

Tesseract OCR package is available for CentOS 6 via EPEL yum repository, but unfortunately, at the time of writing this article, the latest available Tesseract version in EPEL is 3.0.4. Installing ...

Jan 18, 2019 from Nadav Ami

List of 3018 CNC Upgrades

Below is a fairly messy list of upgrades done (or planned to be) to the cheap “3018 CNC” mills/laser engravers. Planned Power Switch Cable Management Completed X, Y, Z Limit/Home Switches Spindle a...

Nov 08, 2018 from [tekovic.com~]#

Solr full text search for Dovecot

Dovecot is great POP3/IMAP mail server but its internal search mechanism falls short when dealing with large mailboxes. Search is not only super slow, but also extremely resource intensive on both ...

Oct 22, 2018 from Coding Horror

What does Stack Overflow want to be when it grows up?

I sometimes get asked by regular people in the actual real world what it is that I do for a living, and here’s my 15 second answer:We built a sort of Wikipedia website for computer programmers to p...

Sep 21, 2018 from Coding Horror

There is no longer any such thing as Computer Security

Remember “cybersecurity”?Mysterious hooded computer guys doing mysterious hooded computer guy... things! Who knows what kind of naughty digital mischief they might be up to?Unfortunately, we now li...

Sep 06, 2018 from Nadav Ami

Maintaining a Healthy CI/CD Pipeline

First, a bit of context Yesterday, I took part in a discussion with a few colleagues about how we should be maintaining our CI/CD pipelines. Recently, some of them have been staying in a failed sta...

May 29, 2018 from Lorenzo Setale's Blog

Blockchain: is it good for humanity?

The journey that I have decided to take with Siderus brought myself always in embarrassing moment on meetings Hyped discussion about “Blockchain” and data storage. In this article I don’t want to t...

May 22, 2018 from Remains of the Day

Invisible asymptotes

"It is said that if you know your enemies and know yourself, you will not be imperiled in a hundred battles; if you do not know your enemies but do know yourself, you will win one and lose one; if ...

May 15, 2018 from Remains of the Day

What I learned from a Taipei alley

I was in Taipei the past few weeks working on a documentary with friends. Because of a busy schedule, it wasn't like my usual travels abroad for fun, it felt more like a work trip. Still, even if I...

Apr 15, 2018 from Remains of the Day

The inefficiency of large, infrequent transactions

In a conversation with Matt Levine, Tyler Cowen asks:COWEN: Like you, I’m mostly an efficient markets guy, but when I look at initial public offerings I’m very baffled because investment banks take...

Mar 20, 2018 from Remains of the Day

Catch up

It has been some time since I posted here. Outside of lots of meetings around the country and some trips with family and friends, a few creative projects have stolen the lion's share of my free tim...

Jan 26, 2018 from Randall Degges

Please Stop Using Local Storage

Seriously. Just stop it already. I don’t know what it is, exactly, that drives so many developers to store session information in local storage, but whatever the reason: the practice needs to die o...

Jan 21, 2018 from Remains of the Day

Revisionist commentary

I don't know that I'm aware of enough entries in this category to even consider it one, but I'm a sucker for the union of political and film satire as embodied in alternate film commentaries.I was ...

Jan 21, 2018 from Randall Degges

How EU Cookie Law Myths Affect Web Security

Over the last few years you might have noticed banners like this one popping up on a lot of web pages: These banners are a direct result of the passage of the EU directive, sometimes known as the C...

Jan 16, 2018 from Remains of the Day

Why Information Grows

It is hard for us humans to separate information from meaning because we cannot help interpreting messages. We infuse messages with meaning automatically, fooling ourselves to believe that the mean...

Jan 03, 2018 from Randall Degges

To 30 Billion and Beyond

Several years ago I created a free web service, ipify. ipify is a freely available, highly scalable ip address lookup service. When you query its REST API, it returns your public-facing IP address....

Dec 10, 2017 from Randall Degges

How to Monetize Your Website with Cryptocurrency Mining

I’m a big fan of cryptocurrencies and blockchain technologies. They have a number of interesting applications, one of which I’ll be discussing today: monetizing your websites. Developing and runnin...