Short refresher speech on DevOps principles

A casual speech on DevOps principles - Flow, Feedback, and Continuous Learning and Improvement.

How to use Haskell arrows (for beginners)

This post is an introduction to Haskell arrows (Control.Arrow), with no rigour at all. All you need is a basic understanding of Haskell, e.g. functors and monads.

HTML data bars with div

The div element can be used to create simple data bars.

Generate trees from materialized paths in Jade

Suppose you have the following objects retrieved from a database, in an array. How would you generate a tree in HTML?

fgets and fputs

In this article we explore the use of fgets and fputs to deal with piped input. Admittedly, it is a rather roundabout way, but it can be useful in specific situations.

Javascript Object Notation (JSON)

JSON is a data format. It is an alternative to other data formats, e.g. XML.

Introduction to CSS

The ubiquitous Cascading Style Sheets (CSS) is used in web pages to separate content from formatting.

Return value optimization

RVO is a form of copy elision compiler optimization, where unnecessary copies of objects are eliminated.

The missing ampersand

The ampersand operator (&) is used to show that a parameter should be passed by reference. What difference does it make?

What is z-buffering?

Z-buffering, also known as depth buffering, is a computer graphics technique used to determine what objects should ultimately appear on the screen and be visible to the user in the final render.

What are smart pointers?

Pointers are extremely useful, but they are also the source of hard-to-detect memory leaks. "Smart" pointers attempt to address this problem.

What are buffer overflows?

To the uninitiated, the jargon "buffer overflow" may invoke images of hackers and bugs and exploits, but this article shows that you can easliy have your own buffer overflow too.