Browser Archives - IT Nursery

Browser, Programming

IT Nursery

How to detect the device orientation using CSS media queries?

In JavaScript the orientation mode can be detected using: if (window.innerHeight > window.innerWidth) { portrait = true; } else { portrait = false; ...

June 4, 2022
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http, Programming

IT Nursery

How does “304 Not Modified” work exactly?

How are “304 Not Modified” responses generated? How does a browser determine whether the response to an HTTP request is 304? Is it ...

June 3, 2022
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javascript, Programming

IT Nursery

Disabling browser print options (headers, footers, margins) from page?

I have seen this question asked in a couple of different ways on SO and several other websites, but most of them are ...

June 3, 2022
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javascript, Programming

IT Nursery

How to copy text to the client’s clipboard using jQuery? [duplicate]

This question already has answers here: How do I copy to the clipboard in JavaScript? (69 answers) Closed 7 years ago. The workflow ...

June 3, 2022
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HTML, Programming

IT Nursery

What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?

What are all the valid self-closing elements (e.g. <br/>) in XHTML (as implemented by the major browsers)? I know that XHTML technically allows ...

June 2, 2022
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javascript, Programming

IT Nursery

How do I uniquely identify computers visiting my web site?

I need to figure out a way uniquely identify each computer which visits the web site I am creating. Does anybody have any ...

May 30, 2022
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javascript, Programming

IT Nursery

How do I render a Word document (.doc, .docx) in the browser using JavaScript?

I have successfully done code to display a PDF file in the browser instead of the “Open/Save” dialog. Now, I’m stuck trying to ...

May 30, 2022
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CSS, Programming

IT Nursery

How can I determine what font a browser is actually using to render some text?

My CSS specifies “font-family: Helvetica, Arial, sans-serif;” for the whole page. It looks like Verdana is being used instead on some parts. I ...

May 29, 2022
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google-chrome, Programming

IT Nursery

Edit and replay XHR chrome/firefox etc?

I have been looking for a way to alter a XHR request made in my browser and then replay it again. Say I ...

May 29, 2022
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javascript, Programming

IT Nursery

How can I stop the browser back button using JavaScript?

I am doing an online quiz application in PHP. I want to restrict the user from going back in an exam. I have ...

May 27, 2022
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