https://www.dmitryfrank.com/ 2026-04-16T18:18:13+00:00 https://www.dmitryfrank.com/ https://www.dmitryfrank.com/lib/tpl/arctic/images/favicon.ico text/html 2016-01-26T21:20:44+00:00 https://www.dmitryfrank.com/blog/2016/0127_heap_on_embedded_devices_analysis_and_improvement?rev=1453843244&do=diff Heap on Embedded Devices Analysis and Improvement The heap on a device is usually a kind of black box: heap API rarely provides anything more than just returning free space size, and quite often it doesn't provide even that (since C standard doesn't oblige it to). We have little idea of the fragmentation (in particular, we're interested in longest contiguous free chunk of memory) and the behaviour of the allocator in general. But in the resource-limited circumstances we're highly concerned abou… text/html 2016-07-18T17:11:15+00:00 https://www.dmitryfrank.com/blog/2016/0718_let_s_run_lisp_on_a_microcontroller?rev=1468861875&do=diff Let's Run Lisp on a Microcontroller embedded c lisp programming text/html 2016-08-01T12:59:48+00:00 https://www.dmitryfrank.com/blog/2016/0801_docker_printable_quick_reference_card?rev=1470056388&do=diff Docker Printable Quick Reference Card I use Docker, but not often enough to memorize even basic Dockerfile instructions and CLI commands. After all I got so annoyed by being unable to quickly sketch some Dockerfile or to do something with the existing containers occasionally, so I decided to write a concise cheat sheet which I can print once and constantly keep on my desktop: text/html 2016-12-12T16:07:40+00:00 https://www.dmitryfrank.com/blog/2016/1211_i_am_tired_of_makefiles?rev=1481558860&do=diff I'm Tired of Makefiles At Cesanta, we use Makefiles to build our firmwares, libraries, and perform other things. But the more I use make, the less I like it. I want my incremental builds to be reliable, and I want to be able to reuse my Makefiles as needed.