Directories ¶
Path | Synopsis |
---|---|
ch1
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dup1
Dup1 prints the text of each line that appears more than once in the standard input, preceded by its count.
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Dup1 prints the text of each line that appears more than once in the standard input, preceded by its count. |
dup2
Dup2 prints the count and text of lines that appears more than once in the input.
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Dup2 prints the count and text of lines that appears more than once in the input. |
echo1
Echo1 prints its command-line arguments.
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Echo1 prints its command-line arguments. |
echo2
Echo2 prints its command-line arguments.
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Echo2 prints its command-line arguments. |
echo3
Echo3 prints its command-line arguments.
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Echo3 prints its command-line arguments. |
fetch
Fetch prints the content found at a URL.
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Fetch prints the content found at a URL. |
fetchall
Fetchall fetches URLs in parallel and reports their times and sizes.
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Fetchall fetches URLs in parallel and reports their times and sizes. |
helloworld
Helloworld prints hello 世界 text
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Helloworld prints hello 世界 text |
lissajous
Lissajous genarates GIF animation of random Lissajous figures.
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Lissajous genarates GIF animation of random Lissajous figures. |
server1
Serve1 is a minimal "echo" server.
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Serve1 is a minimal "echo" server. |
server2
Server2 is a minimal "echo" server and counter server.
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Server2 is a minimal "echo" server and counter server. |
server3
Server3 report on the headers and form fata that it recieves.
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Server3 report on the headers and form fata that it recieves. |
ch10
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jpeg
The jpeg command reads a PNG image from the standard input and writes it as a JPEG image to the standard output.
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The jpeg command reads a PNG image from the standard input and writes it as a JPEG image to the standard output. |
ch11
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echo
Echo prints its command-line arguments.
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Echo prints its command-line arguments. |
word1
Package word provides utilities for word games.
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Package word provides utilities for word games. |
word2
Package word provides utilities for word games.
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Package word provides utilities for word games. |
ch2
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boiling
Boiling prints boiling point of water.
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Boiling prints boiling point of water. |
cf
Cf converts its numeric argument to Celsius and Farenheit.
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Cf converts its numeric argument to Celsius and Farenheit. |
echo4
Echo4 prints its command-line arguments.
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Echo4 prints its command-line arguments. |
ftoc
Ftoc prints two Fahrenheit-to-Celsius convensions.
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Ftoc prints two Fahrenheit-to-Celsius convensions. |
popcount
Popcount population count.
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Popcount population count. |
tempconv
Package tempconv performs Celsuis and Farenheit temperature computations.
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Package tempconv performs Celsuis and Farenheit temperature computations. |
tempconv0
Package tempconv performs Celsius and Farenheit temperature computations.
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Package tempconv performs Celsius and Farenheit temperature computations. |
Integer: some operations of integers.
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Integer: some operations of integers. |
basename1
Basename removes directory components and a .suffix.
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Basename removes directory components and a .suffix. |
basename2
Basename simpler version uses the strings.LastIndex library function.
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Basename simpler version uses the strings.LastIndex library function. |
comma
Comma inserts commas in a non-negative decimal integer string.
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Comma inserts commas in a non-negative decimal integer string. |
mandelbrot
Mandelbrot emits a PNG image of the Madelbrot fractal.
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Mandelbrot emits a PNG image of the Madelbrot fractal. |
netflag
Netflag
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Netflag |
printints
intsToString is like fmt.Sprintf(values) but adds commas.
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intsToString is like fmt.Sprintf(values) but adds commas. |
surface
Surface computes an SVG rendering of a 3-D surface function.
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Surface computes an SVG rendering of a 3-D surface function. |
ch4
|
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append
Append
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Append |
charcount
Charcount computes counts of Unicode characters.
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Charcount computes counts of Unicode characters. |
github
Package github provides a Go API for the GitHub issue tracker.
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Package github provides a Go API for the GitHub issue tracker. |
nonempty
Nonempty is an example of an in-place slice algorithm.
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Nonempty is an example of an in-place slice algorithm. |
sha256
Sha256
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Sha256 |
ch5
|
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findlinks1
Findlinks1 prints the links in an HTML document read from standard input.
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Findlinks1 prints the links in an HTML document read from standard input. |
links
Package links provides a link-extraction function.
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Package links provides a link-extraction function. |
ch6
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ch7
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ch8
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cake
Package cake provides a simulation of a concurrent cake shop with numerous parameters.
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Package cake provides a simulation of a concurrent cake shop with numerous parameters. |
du1
The du1 command computes the disk usage of the files in a directory.
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The du1 command computes the disk usage of the files in a directory. |
du3
The du1 command computes the disk usage of the files in a directory.
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The du1 command computes the disk usage of the files in a directory. |
du4
The du1 command computes the disk usage of the files in a directory.
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The du1 command computes the disk usage of the files in a directory. |
netcat1
Netcat1 is a read-only TCP client.
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Netcat1 is a read-only TCP client. |
thumbnail
The thumbnail package produces thumbnail-size images from larger images.
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The thumbnail package produces thumbnail-size images from larger images. |
ch9
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bank1
Package bank provided a concurrency-safe bank with one account.
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Package bank provided a concurrency-safe bank with one account. |
bank2
Package bank provided a concurrency-safe bank with one account.
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Package bank provided a concurrency-safe bank with one account. |
bank3
Package bank provided a concurrency-safe bank with one account.
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Package bank provided a concurrency-safe bank with one account. |
memo1
Package memo provides a concurrency-unsafe memoization of a function of type Func.
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Package memo provides a concurrency-unsafe memoization of a function of type Func. |
memo2
Package memo provides a concurrency-unsafe memoization of a function of type Func.
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Package memo provides a concurrency-unsafe memoization of a function of type Func. |
memo3
Package memo provides a concurrency-unsafe memoization of a function of type Func.
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Package memo provides a concurrency-unsafe memoization of a function of type Func. |
memo4
Package memo provides a concurrency-unsafe memoization of a function of type Func.
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Package memo provides a concurrency-unsafe memoization of a function of type Func. |
memo5
Package memo provides a concurrency-unsafe memoization of a function of type Func.
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Package memo provides a concurrency-unsafe memoization of a function of type Func. |
memotest
Package memotest provides common functions for testing various designs of the memo package.
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Package memotest provides common functions for testing various designs of the memo package. |
psets1
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pset1.1
Pset1.1 prints the name of the command invoked.
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Pset1.1 prints the name of the command invoked. |
pset1.10
Pset1.10 edit fetchall program, writes content to file.
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Pset1.10 edit fetchall program, writes content to file. |
pset1.12
Pset1.12 modify lissajous server by reading arguement from URL.
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Pset1.12 modify lissajous server by reading arguement from URL. |
pset1.2
Pset1.2 prints index and value of its command-line arguments.
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Pset1.2 prints index and value of its command-line arguments. |
pset1.3
Pset1.3 measure the time difference between low efficency program and using strings.Join program.
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Pset1.3 measure the time difference between low efficency program and using strings.Join program. |
pset1.4
Pset1.4 modify dup2 program, prints file name appears duplicate lines more than once.
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Pset1.4 modify dup2 program, prints file name appears duplicate lines more than once. |
pset1.5
Pset1.5 change lissajous program's palette to green on blank, for added authenticity.
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Pset1.5 change lissajous program's palette to green on blank, for added authenticity. |
pset1.6
Pset1.6 add more colors to lissajous program's palette and change the third argument of SetColorIndex to genarate colorful figures.
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Pset1.6 add more colors to lissajous program's palette and change the third argument of SetColorIndex to genarate colorful figures. |
pset1.7
Pset1.7 replace io.ReadAll with io.Copy(dst, src).
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Pset1.7 replace io.ReadAll with io.Copy(dst, src). |
pset1.8
Pset1.8 edit fetch program to add a http:// prefix if input URL not has prefix.
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Pset1.8 edit fetch program to add a http:// prefix if input URL not has prefix. |
pset1.9
Pset1.7 prints HTTP code in fetch.
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Pset1.7 prints HTTP code in fetch. |
psets2
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pset2.1
Pset2.1 processing temperatures in the Kelvin scale.
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Pset2.1 processing temperatures in the Kelvin scale. |
pset2.2
Pset2.2 converts numeric command-line arguments in feet&meters and pounds&kilograms.
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Pset2.2 converts numeric command-line arguments in feet&meters and pounds&kilograms. |
pset2.3
Pset2.3 Rewirte PopCount to use a loop instead of a single expression.
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Pset2.3 Rewirte PopCount to use a loop instead of a single expression. |
pset2.4
Pset2.4 PopCount counts bits by shfiting its argument through 64 bit positions.
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Pset2.4 PopCount counts bits by shfiting its argument through 64 bit positions. |
pset2.5
Pset2.5 PopCount by useing x&(x-1).
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Pset2.5 PopCount by useing x&(x-1). |
psets3
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pset3.1
Pset3.1 handle if f() returns infinite float.
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Pset3.1 handle if f() returns infinite float. |
pset3.10
Pset3.10 a iteration version.
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Pset3.10 a iteration version. |
pset3.11
Pset3.11 enhance comma to deals correctly with floating-point numbers and an optional sign.
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Pset3.11 enhance comma to deals correctly with floating-point numbers and an optional sign. |
pset3.12
Pset3.11 reports whether two strings are anagrams of each other.
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Pset3.11 reports whether two strings are anagrams of each other. |
pset3.13
Pset3.13 writes const declarations for KB, MB, up through YB as compactly as you can.
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Pset3.13 writes const declarations for KB, MB, up through YB as compactly as you can. |
pset3.2
Pset3.2 using other functions in math package.
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Pset3.2 using other functions in math package. |
pset3.3
Pset3.3 change top and bottom color of svg.
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Pset3.3 change top and bottom color of svg. |
pset3.4
Pset3.5 computes an SVG rendering of a 3-D surface function, and writes to client.
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Pset3.5 computes an SVG rendering of a 3-D surface function, and writes to client. |
pset3.5
Pset3.5 emits a corlorful PNG image of the Madelbrot fractal.
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Pset3.5 emits a corlorful PNG image of the Madelbrot fractal. |
pset3.6
Pset3.6 supersampling.
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Pset3.6 supersampling. |
psets4
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pset4.1
Pset4.1 popCount of sum256.
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Pset4.1 popCount of sum256. |
pset4.2
Pset4.2 prints the SHA256/SHA384/SHA512 hash of stdin.
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Pset4.2 prints the SHA256/SHA384/SHA512 hash of stdin. |
pset4.3
Pset4.3 rewrite reverse to use an array pointer instead of a slice.
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Pset4.3 rewrite reverse to use an array pointer instead of a slice. |
pset4.4
Pset4.4 write a version of rotate that operates in a single pass.
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Pset4.4 write a version of rotate that operates in a single pass. |
pset4.5
Pset4.5 writes an in-place function to eliminate adjacent duplicates in a []string slice.
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Pset4.5 writes an in-place function to eliminate adjacent duplicates in a []string slice. |
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