visibility:hidden vs display:none vs opacity:0

While all 3 properties make an element’s box seem invisible, there are crucial differences between them: Property Painted In layout Stacking context Pointer events Keyboard events opacity: 0; No Yes New Yes Yes visibility: hidden; No Yes Varies No No display: none; No No Varies No No The “Painted” column indicates if the browser will … Read more

Render HTML to an image

There is a lot of options and they all have their pro and cons. Option 1: Use an API ApiFlash (based on chrome) EvoPDF (has an option for html) Grabzit HTML/CSS to Image API … Pros Execute Javascript Near perfect rendering Fast when caching options are correctly used Scale is handled by the APIs Precise … Read more

Parse Error: Adjacent JSX elements must be wrapped in an enclosing tag

You should put your component between an enclosing tag, Which means: // WRONG! return ( <Comp1 /> <Comp2 /> ) Instead: // Correct return ( <div> <Comp1 /> <Comp2 /> </div> ) Edit: Per Joe Clay’s comment about the Fragments API // More Correct return ( <React.Fragment> <Comp1 /> <Comp2 /> </React.Fragment> ) // Short … Read more