Tim Roberts questions

Tim Roberts answers

• thresh.cpp:1676: error: (-215:Assertion failed) src.type() == CV_8UC1 in function 'cv::adaptiveThreshold'
• Pandas - head to head score counting
• What does this mean? Some installed kegs have no formulae
• Function within a function unknown number of times
• OpenCV remove watermark
• Python3.8: leading zeros in decimal integer literals are not permitted; use an 0o prefix for octal integers [duplicate]
• is there a way to filter files by name in vs code?
• python error: can only concatenate str (not "datetime.timedelta") to str
• getDay() function of "date-fns" gives different results for the same date
• Can't run Gimp batch commands from a Mac / OSX