As controls engineers delve into this field, one of their initial encounters with a control system is often with the PID controller, and this open source project delivers two of these general ...

Medically reviewed by Monique Rainford, MD Green discharge from the vagina is always abnormal and is typically a sign of an infection that requires medical attention. If your discharge is green, it ...

PID is known to be a long-term consequence of many sex­ually transmitted diseases as well as bacterial vagi­nosis (BV), pelvic surgery, and other gynecologic pro­cedures that cross the cer­vix.

Now, someone has finally done the sensible thing and put an unused USB VID to work. pid.codes obtained the rights to a single VID – 0x1209 – and now they’re parceling off all the PIDs that ...