On building portable Linux binaries

One of the annoying things about Linux is how hard it is to build binaries that work on all reasonably recent distributions of the operating system. Dynamic linking is favored in Linux for a number of reasons. But it puts the burden on the user to make sure that all dependencies are met, and this can quickly lead to what is popularly called "dependency hell".

LPC1768 ADC has too many glitches

The on-chip ADC in the Atmega lineup was so easy to use compared to the one on LPC1768. Last time I had tried, the Atmega ADC didn't need much filtering to give reasonable results. But the ADC module on LPC1768 seems unusable without filtering.