Do you have a web application and still not using SSL? No need to rearchitect your application, you can use a TLS/SSL proxy to front the traffic your application. Among many different choices, Hitch is lightweight, fast, and easy to setup.
A screenshot is usually displayed from a PNG image. If the screenshot is mainly for the web consumption, often it is not important to have every pixel portraying the color faithfully. This is an opportunity to reduce the bandwidth consumption by delivering a reasonably good, quantized version of the screenshot in a smaller PNG image.
After using Blogger and WordPress for 5 years each, it is time for something new. I am migrating this blog to a new space, https://ariya.io, with the primary objective of delivering it as fast as possible.
PNG format is very useful because it preserve all the colors, making it suitable to depict a screenshot faithfully. Unfortunately, many graphics applications do not produce a PNG file with the smallest possible size. Fortunately, this situation can be remedied using an additional tool such as Zopfli from Google.
In the earlier blog post, I mentioned the use of Nix as a package manager on OS X. In this follow-up, you will witness the power of Nix to create isolated development environments.
Power users on OS X are familiar with Homebrew or MacPorts for installing and managing software packages conveniently. Yet, those two well-known tools are not the exclusive players. There is a growing interest in Nix, particularly for its use on OS X.
When using a programming library, it is unfortunate that we often encounter the use of function and property names in its negative variant. Particularly when there is a choice of two values, using the positive variant would help reducing confusions and ambiguities.
MozJPEG, a JPEG encoder project from Mozilla, is a fantastic way to optimize your JPEG files. Setting it up however might be quite a hassle. Fortunately, a virtualized environment such as Docker offers a much simplified way to use MozJPEG.
Using Docker on OS X is getting easier. Previously, it involved setting up boot2docker by hand. With the new Docker Toolbox (which wraps boot2docker and Kitematic, among others), installing Docker is almost trivial.
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