Advanced Feature delete line 1 ~~this is not available now~~ this is not available now superscript use [^keyword] 1 2 3 for this reference[^footnote] and this[^footnote2] for this reference1 and this2 Math Equation $ inline： formula using $E=mc^2$ for $E=mc^2$ block equation using $$...$$ or \\[...\\] 1 2 3 $$f(x_1,x_x,\ldots,x_n) = x_1^2 + x_2^2 + \cdots + x_n^2 $$ $$\sum^{j-1}_{k=0} \widehat{\gamma} z_k$$ $$f(x_1,x_x,\ldots,x_n) = x_1^2 + x_2^2 + \cdots + x_n^2 $$

use rebase 1 git rebase Reapply commits from one branch on top of another branch. Commonly used to "move" an entire branch to another base, creating copies of the commits in the new location. more commit information is generated when using ‘git pull origin projectA’, instead, use following 1 2 git fetch origin //pull origion to local git merge origin/master projectA //merge gakki's master branch to projectA combine commits use

Markdown Basic italic and bold use * [text] * and ** [text] ** to render italic and bold this is italic, and this is bold. header use === for h1，use — for h2 1 2 3 4 5 6 7 h1 ============================ h2 -------------------------------------------------- ### h3 Use # for (H1-H6)，like：# H1, ## H2, ### H3，#### H4。 link use [text](links) for links。 this is link to my website