How to align a <div> to the middle (horizontally/width) of the page?

I have a `div` tag with `width` set to **800px**. When the browser width is greater than **800px**, it shouldn't stretch the `div` but it should bring it to the middle of the page.

Why is Math.pow(0, 0) === 1?

Javascript says that: Math.pow(0, 0) === 1 // true and C++ says the same thing: pow(0, 0) == 1 // true Why does `Math.pow(0, 0)` throw no errors?


Add border-bottom to table row <tr>?

I have a table of 3 by 3. I need a way to add a border for the bottom of every row `tr` and give it a specific color.First I tried the direct way, i.e.: But that didn't work. So I added CSS like... more


How to write a:hover in inline CSS?

I have a case where I must write inline CSS code, and I want to apply a hover style on an anchor.How can I use `a:hover` in inline CSS inside the HTML style attribute?E.g. you can't reliably use... more

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