vs code task for compiling latex in pdf.

tasks.json

// store in .vscode/tasks.json or in .config/Code/User/tasks.json 
// for global user space.
{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "label": "Build Tex to PDF",
            "type": "process",
            "command": "pdflatex",
            "args": [
                "-synctex=1",
                "-interaction=nonstopmode",
                "${file}"
            ],
            "presentation": {
                "reveal": "never"
            },
            "problemMatcher": []
        }
    ]
}