Mike On Ads » Blog Archive » Using your browser URL history to estimate gender
One of the things that I always wanted to do but never got around to was to analyze a user’s browsing history to estimate age and gender.
Related cards:
How to run a small web server (one-liner)
Sometimes you just want to have a small web server that serves files to test something.
Serve the current directory
On Ruby 1.9.2+ you can do the following (".
" for current directory).
ruby -run -ehttpd . -p8000
Python 2.x offers a s...
How to make Webpacker compile once for parallel tests, and only if necessary
Webpack is the future. We're using it in our latest Rails applications.
For tests, we want to compile assets like for production.
For parallel tests, we want to avoid 8 workers compiling the same files at the same time.
When assets did not change...
Video transcoding: Web and native playback overview (April 2020)
Intro
Embedding videos on a website is very easy, add a <video>
tag to your source code and it just works. Most of the time.
The thing is: Both the **operating system and Browser of your client must support the container ...
Using local fonts with Webpack / Webpacker
When we want to use our own (or bought) fonts in an application with Webpack(er), we have two options. We can
- put the fonts directly into your Webpack's assets folder or
- write an npm package with an own sass file that can be imported from the...
Customize tokenization of the MySQL FULLTEXT parser
The way MySQL's FULLTEXT tokenizer splits text into word tokens might not always be what you need. E.g. it splits a word at period characters.
Since the tokenizer has near-zero configuration options (minimum word length and stopwords list), you n...
Browser Hacks: CSS Rules to Target Specific Browsers And Versions
The linked site lists a wealth of CSS hacks that let you apply styles to just that one browser. You should be using this mostly for fixing browser issues and not give up on creating solid styles.
Invoices: How to properly round and calculate totals
While it might seem trivial to implement an invoice that sums up items and shows net, gross and vat totals, it actually involves a lot of rules and caveats. It is very easy to create invoices where numbers don't add up and a few cents are missing....
How to make your application assets cachable in Rails
Note: Modern Rails has two build pipelines, the asset pipeline (or "Sprockets") and Webpacker. The principles below apply for both, but the examples shown are for Sprockets.
Every page in your application uses many assets, su...
Webpack: How to split your bundles
To keep JavaScript sources small, it can sometimes make sense to split your webpack bundles. For example, if your website uses some large JavaScript library – say TinyMCE – which is only required on some selected pages, it makes sense to only load...