I want to compare two strings for equality when either or both can be null . 12 Answers ...

We want to cache bust on production deploys, but not waste a bunch of time off the bat figuring out a system for doing so. My thought was to apply a param to the end of css and js files with the current version number: ...

While I understand what simulation and emulation mean in general, I almost always get confused about them. Assume that I create a piece of software that mimics existing hardware/software, what should I call it? A simulator or an emulator? ...

In my Redis DB I have a number of prefix:<numeric_id> hashes. 23 Answers 23 ...

I would like to send messages in the form of JSON objects to a server and parse the JSON response from the server. 11 Answe...

Is there an easy way to use a custom image for a checkbox? I'm looking to duplicate the "starred" behavior of gmail. So I want to have a checkbox that, when checked, is a filled in star. And when unchecked is an empty star. Do I have to use an imageview and do my own logic myself? ...

Let's say you're connecting to a remote server over ssh with Terminal.app. When you "tmux attach" with bigger resolution monitor from smaller one you previously started tmux, it draws dots around the console. It doesn't fit the new window size. Is there any way to redraw and clean the window? CTRL ...

I'm trying to show a comparison between two photos in my README.md which is why I want to display them side-by-side. Here is how the two images are placed currently. I want to show the two Solarized color schemes side by side instead of top and bottom. Help would be much appreciated, thanks! ...

I am trying to visualize my data flow with a Sankey Diagram in R. 10 Answers 10 ...

Good links are appreciated. 8 Answers 8 ...