All about Latex and Overleaf

\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{tcolorbox}
\newtcbox{\inlinecode}{on line, boxrule=0pt, boxsep=0pt, top=2pt, left=2pt, bottom=2pt, right=2pt, colback=gray!15, colframe=white, fontupper={\ttfamily \footnotesize}}
\begin{document}
This is a sample of some inline code: \inlinecode{int x = 0;}.
\end{document}

• Remove the space on the left hand of the beginning of a paragraph

\noindent

• Typeseeting programming packages/libraries in LaTex

\textsc{}