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Does a favicon have to be 32x32 or 16x16?

Can we use other sizes for a favicon? I have only used 32x32 and 16x16 till now. What are the other preferred sizes, if any and how we can add them to the website?

How to redirect from an HTML page?

I have a website with some pages. On clicking one of the links, I want users to redirect from my HTML page to another page i.e. how can I redirect from an HTML page immediately?

How to limit input text length using CSS3?

While using input text in the form, we can limit the input text length easily. However, can we limit input text length using CSS3? If yes, then how? I want to set the maximum length to 20.

How to use placeholder attribute in HTML?

I have a website and some forms in it to collect user information. In one of the forms, I am collecting job seekers information. How can I set hint in input text field placeholder attribute for users to enter a value?

Why formaction attribute is not working outside of <form> tag?

I have a website and an HTML form. I use the formaction attribute to specify more than one submit URLs for a single form. I tried using the formaction attribute outside the form tag, but it is not working. How can I make the formaction attribute to work outside the tag?

How to use URL input type in HTML?

I have created a website and adding a form to collect information from students like roll number, name, age, marks, subjects etc. I also want to add a field to get the website URL from students, if they have any blog. How can I use the URL input type in HTML to add URL input type in HTML?

How to use input type field with date field in HTML?

I have created a website and adding a form to collect information from students like roll number, name, age, marks, subjects etc. I want to show the date field also so that students can add the registration date. How I use input type field with a date in HTML?

How to use the <keygen> tag in HTML?

I have heard about the keygen element in HTML and its usage. How to use it correctly in HTML and what all attribute it supports. What are keytypes it supports for secret algoritm?

How to preserve variables in a JavaScript closure function?

I have the following code in JavaScript: , Whenever the variable is initialized, the object reinitializes. How to get the previous values?

What are Rest parameters in JavaScript?

How to work with rest parameters in a JavaScript? Why it introduced in a javascript and how to represent them?
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