PeterT questions

PeterT answers

• [C++][ QT ] is not meant to be copied. Pass it by move instead
• How would I get the text of a JLabel (with an icon) explaining what the label is by hovering over the label?
• GitHub Action: Invalid environment variable format
• Include stdlib.h :No such file or directory in vc++
• qt serial port memory leak
• In Eigen c++, how to multiply each row of NxM matrix by a vector of Nx1 scalars?
• pyglet: blit a texture with specified alpha mask
• Question about how to convert a line image to a circle image
• std::remove() works as expected with literal but not with dereferenced iterator
• How to extract a subvector (of an Eigen::Vector) from a vector of indices in Eigen?