Web & Computer Systems
Explore the world of web and computer systems with Wolfram|Alpha. Whether it's data transfer rates, IP address lookup, information about historical computers, base conversion, password generation, computing a hash code, string processing or even emoticon data, Wolfram|Alpha has something for everyone.
Find information about a URL, IP address or port.
Get information about an IP address:
Get information about a URL:
Find a port assignment:
Find various device transfer devices or compute data transfer time.
Explore data transfer devices by name:
Compute a data transfer time:
Discover and compare detailed information about programming languages.
Get information about a programming language:
Request a programming language property:
Find programming languages with specified properties:
Gain an understanding of character encodings.
Look up a Unicode character:
Specify a range of Unicode characters:
Specify a character by name:
Generate hash codes for strings.
Compute a hash code for a string:
CAPTCHA
Generate a CAPTCHA using specified or random text.
Generate a CAPTCHA for specified text:
Generate a CAPTCHA using random text:
Emoticons
Look up information about an emoticon.
Specify an emoticon using its ASCII representation or by description:
Get information about a historically notable computer.
Query for a notable computer by name:
Ask about a characteristic of a computer:
RAID
Gather data about RAID (redundant array of independent disks) technology.
Compute RAID capacities:
Get detailed information about Wolfram Language functions and options.
Look up information about functions:
Get information about a property of a Wolfram Language function:
Find additional information about a Wolfram Language function:
Observe the differences between computer keyboard layouts.
Look at computer keyboard displays:
Compare computer keyboards:
Find information about keyboard use:
Get information about video screen display formats and standard paper and photo sizes.
Get data on a computer display format:
Compare formats:
Compute display characteristics from pixel count:
Convert between hex, decimal, octal and binary.
Specify starting and ending bases to convert between them:
相关示例
Get information about software products.
Reference a software product by name:
Compare software products:
Explore valuable information about files and the data therein.
Get information about a file format:
Find information about file sizes:
Find n-grams in a string or encode a string with a substitution cipher.
Find n-grams in a string:
Encode a string with the ROT13 substitution cipher:
Create or analyze passwords.
Generate a password:
Generate a set of passwords:
Analyze a password:
CIDR
Calculate IP parameters using CIDR (classless interdomain routing) notation.