Nov 20 2018
I see a lot of websites and apps using "box-shadow" like this
box-shadow: 0px 0px 20px 5px #ddd. Which literally means "lets have a #ddd-colored shadow, with zero offset, 5 pixels wide and 20 pixels blurred".
Which is perfectly fine, for the most part.
Oct 29 2018
Everyone's being paranoid about AI these days. And the less people are familiar with the subject, the more concerned they are. Even some of my tech friends, even - believe it or not - software engineers, the ones have a very vague idea of how AI/ML works, are expressing their concerns.
Jun 11 2018
Sometimes you need to allow users to post HTML to the server. And, by default, this is the error you're going to get:
A potentially dangerous Request.Form value was detected from the client
Mar 5 2018
The first part of this post applies only if you run ASP.NET on Windows, you can simply skip to the regex hack if not interested, but I strongly recommend you read the whole post.
Jan 6 2018
The following chart shows the impact on CPU usage after applying the Meltdown patch.
Oct 6 2017
I have received dozens of emails after my recent IndieHackers interview and this is just awesome. Nothing I like more than chatting with fellow entrepreneurs.
Aug 22 2017
Almost any "optimize ASP.NET for best speed" tutorial out there suggests optimizing the URL-generation process in some way. You know, getting rid of those
Url.Action("Action", "Controller") calls that are expression-tree based, replacing them with
RouteUrl, or implementing some route-resolution caching etc etc..
Jun 22 2017
For those of you who run SQL Server on cloud VMs (AWS or Azure), here's an awesome performance hack I have recently discovered. It's called "buffer pool extensions" and it's been introduced in SQL Server 2014 and later ("standard" edition or higher).
Feb 4 2017
Remember that last time you posted a picture on Facebook and it automatically offered to tag other people on the photo? Nothing unusual. You've tagged these people before, right? You've trained the machine learning face-recognition algorithm. And now Facebook can spot where they are on your picture.
Jan 16 2017
I'm really pissed.
I just spent a week fighting some spam bots that were registering fake trial accounts in my app. Tens of thousands or trial signups.