Ramu Prasad has Published 94 Answers

How to bitwise XOR of hex numbers in Python?

Ramu Prasad
Ramu Prasad
Published on 20-Apr-2018 08:33:14
You can get the XOR of any type of numbers using the ^ operator. Specifically for hex numbers, you can use:a = 0x12ef b = 0xabcd print(hex(a ^ b))This will give the output:0xb922The 0x at the beginning of the numbers implies that the number is in hex representation. You can ... Read More

How will you explain Python for-loop to list comprehension?

Ramu Prasad
Ramu Prasad
Published on 20-Apr-2018 06:59:11
List comprehensions offer a concise way to create lists based on existing lists. When using list comprehensions, lists can be built by leveraging any iterable, including strings and tuples. list comprehensions consist of an iterable containing an expression followed by a for the clause. This can be followed by additional ... Read More

How to do bitwise complement on a 16-bit signal using Python?

Ramu Prasad
Ramu Prasad
Published on 19-Apr-2018 12:03:23
If you want to get an inversion of only first 16 bits of a number, you can take a xor of that number with 65535(16 1s in binary). For example,a = 3 # 11 in binary b = a ^ 65535 print(bin(b))This will give the output:0b1111111111111100

Usage of color property in CSS

Ramu Prasad
Ramu Prasad
Published on 13-Apr-2018 11:39:21
The color property is used to set the color of text. You can try to run the following code to learn how to work with the color property in CSS:<html>    <head>    </head>    <body>       <p style = "color:blue;">          This text will ... Read More

Set the Background Attachment with CSS

Ramu Prasad
Ramu Prasad
Published on 13-Apr-2018 08:50:00
To set the background-attachment, use the background-attachment property. Background attachment determines whether a background image is fixed or scrolls with the rest of the page.You can try to run the following code to learn how to work with the background-attachment property to set fixed background image:<!DOCTYPE html> <html>    <head> ... Read More

How do we set the visible number of lines in a text area in HTML?

Ramu Prasad
Ramu Prasad
Published on 14-Mar-2018 10:18:54
Use the rows attribute to set the visible number of lines in a text area. You can try to run the following code to implement rows attribute:<!DOCTYPE html> <html>    <head>       <title>HTML rows attribute</title>    </head>    <body>       <form action = "/cgi-bin/hello_get.cgi" method = "get">   ... Read More

How do we add the maximum number of characters allowed in an element in HTML?

Ramu Prasad
Ramu Prasad
Published on 14-Mar-2018 08:27:45
Use the maxlength attribute to add the maximum value in HTML. You can try to run the following code to implement maxlength attribute:<!DOCTYPE html> <html>    <body>       <form action = "">          Rank:          <input type = "number" name ... Read More

Execute a script when a page has unloaded in HTML?

Ramu Prasad
Ramu Prasad
Published on 14-Mar-2018 07:03:50
The unloaded attribute triggers when a web page has unloaded. You can try to run the following code to implement unloaded attribute in HTML:<!DOCTYPE html> <html>    <body onunload = "display()">       <h2>Tutorialspoint</h2>       <h3>Simply Easy learning</h3>       <script>       ... Read More

How to make graphics with a script in HTML?

Ramu Prasad
Ramu Prasad
Published on 14-Mar-2018 05:38:12
To make graphics with a script, use the <canvas> tag. The HTML <canvas> tag is for drawing graphics, animations etc using scripting.The following are the attributes of the <canvas> tag:AttributeValueDescriptionheight pixelsSpecifies height of the canvas.width pixelsSpecifies the width of the canvas.You can try to run the following code to implement <canvas> tag ... Read More

Enclose a text to make it blink with HTML.

Ramu Prasad
Ramu Prasad
Published on 13-Mar-2018 14:08:34
Use the <blink> tag to blink a text. The HTML <blink> tag is used to enclose a text to make it blink.You can try to run the following code to implement <blink> tag: Note: Do not use this element as it is obsolete.<!DOCTYPE html> <html>    <head>       <title>HTML ... Read More
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