Guido Flohr

JavaScript's bind() doesn't exist in Perl. But it wouldn't be Perl if it wasn't possible to implement a perlish equivalent to JavaScript's bind() in a completely transparent and idiomatic fashion with just a few lines of code.

Closures are hard to understand for many beginners. If you encounter a callback API that is missing parameters you have an excellent chance to get your feet wet with closures.

How can you draw the winner in an online raffle in a fair and reproducible manner? Fair means that all participants have an equal chance of winning. Reproducible in cyberspace means that every participant can generate the same result without being physically present at the draw.

The access control system of Nginx lacks an equivalent for Apache's group based access control. But it is easy to emulate this Apache feature with a little bit of scripting.

LSI for Jekyll can get slow and did not produce satisfying results for my site. I therefore wrote my own little, largely simplified plug-in hand-tailored for my needs, that does the same job quite well and quite fast.

Nested elements inside of SVG elements do not seem to work in any browser that I have at hand. The only solution that I could think of was inlining the use elements with cheerio. That solution is admittedly awkward but at least it works.