{texmaker} is a cross-platform LaTeX editor. If your question is about its fork TexMakerX, which is now called TeXstudio, please use the tag {texstudio}.
texmaker is about the LaTeX editor Texmaker. If your question is about its fork TexMakerX, which is now called TeXstudio, please use the tag texstudio.
Where to find more
- Texmaker documentation (may not be 100% up-to-date)
- Commenting and uncommenting multiple lines
- User defined shortcuts (good answer, pointing to Section#33 in the documentation)
- User defined auto-completion