Kelpwatch.org expands to the South Africa and Namibia , showing kelp canopy coverage along coastline over the past 40+ years, derived from continuous Landsat data. The maps create a continuous historical record that allows researchers and managers to track long-term patterns of kelp growth, loss, and recovery. “Mapping the canopy-forming kelp forests of southern Africa is an exciting opportunity…
The post title is a mouthful, but here it goes: It is possible to absolute-position an element relative to the position of the preceding sibling element. You’ll need this for Combobox implementations to place a list of options underneath an input element. If the sibling element preceding the absolutely-positioned element is relatively positioned and the absolutely-positioned element has no top…
Xterm.js is a JavaScript library that can be used to build terminal-like user interfaces. We use it in jupyterhub-fancy-profiles to display the output from the custom-image build process. Xterm.js comes with a reasonable set of predefined colours; red for errors, yellow for warnings, and so on. At the same time the colours are static, and when used with a dark background, the contrast between the…