[B! go] syou6162ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

syou6162 id:syou6162

goã«é–¢ã™ã‚‹syou6162ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (34)

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Goã§ä½œã‚‹ãƒ†ã‚ã‚¹ãƒˆã‚¨ãƒ‡ã‚£ã‚¿ - Sansan Tech Blog
ã¯ã˜ã‚ã« ã¿ãªã•ã‚“ã“ã‚“ã«ã¡ã¯ã€‚Sansanäº‹æ¥éƒ¨ãƒ—ãƒãƒ€ã‚¯ãƒˆé–‹ç™ºéƒ¨ã®iOSã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢è’å·ã§ã™ã€‚ ä»¥å‰ã¯RDBMSã®è¨˜äº‹*1ã‚’å¯„ç¨¿ã—ã€å¥½è©•ã„ãŸã ã„ãŸã“ã¨ã‚‚ã‚ã‚Šã€å®šæœŸçš„ã«è»Šè¼ªã®å†ç™ºæ˜Žç³»ã®è¨˜äº‹ã‚’æ›¸ã„ã¦ã„ã“ã†ã¨æ€ã„ã¾ã™ã€‚ ã•ã¦æœ¬æ—¥ã¯ã‚¿ã‚¤ãƒˆãƒ«ã®é€šã‚Šã€Vimã‚„Emacsã«ä»£è¡¨ã•ã‚Œã‚‹ã‚¿ãƒ¼ãƒŸãƒŠãƒ«ã§å‹•ä½œã™ã‚‹ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¨ãƒ‡ã‚£ã‚¿ã‚’Goã§é–‹ç™ºã—ã¦ã¿ã¾ã—ãŸã€‚ ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¯ä»¥ä¸‹ã®ãƒªãƒã‚¸ãƒˆãƒªã«ç½®ã„ã¦ã„ã‚‹ãŸã‚ã€ãœã²å‚è€ƒã«ã—ã¦ãã ã•ã„ã€‚ github.com å®Œæˆå“ æ–‡å—ã ã‘ã ã¨ã‚¤ãƒ¡ãƒ¼ã‚¸ã‚‚æ¹§ãã«ãã„ã®ã§ã€ã¾ãšã¯å®Œæˆå“ã‚’ãŠè¦‹ã›ã—ã¾ã™ã€‚ æœ€ä½Žé™ã‚¨ãƒ‡ã‚£ã‚¿ã®å‹•ãã¯å‡ºæ¥ã¦ã„ã‚‹ã€ã¨ã„ã†ãƒ¬ãƒ™ãƒ«ã®å®Œæˆåº¦ã§ã™ãðŸ™ ç‰¹å¾´ 1000è¡Œã‚¤ãƒ³ãƒ©ã‚¤ãƒ³ã‚¨ãƒ‡ã‚£ã‚¿ æ–‡å—å…¥åŠ›/æŒ¿å…¥/å‰Šé™¤ ç”»é¢ã‚¹ã‚¯ãƒãƒ¼ãƒ« ã‚ãƒ¼ãƒœãƒ¼ãƒ‰ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆ ãƒ•ã‚¡ã‚¤ãƒ«èªã¿è¾¼ã¿/ä¿å˜ Goã®ã‚³ãƒ¼ãƒ‰ãƒã‚¤ãƒ©ã‚¤ãƒˆæ©Ÿèƒ½ å®Ÿè£…ã®æ–¹é‡ ä»Šå›žã¯ãŸã é–‹ç™ºã™ã‚‹ã ã‘ã§ã¯ãªãã€ã„ãã¤ã‹ã®ã“ã ã‚ã‚Šãƒã‚¤ãƒ³
syou6162 2020/07/29
go
ãƒªãƒ³ã‚¯
mercari_go_isucon.md Â· GitHub
ï¿½mercari_go_isucon.md Goã§ISUCONã‚’æˆ¦ã†è©± mercari.go #4 https://mercari.connpass.com/event/105640/ è‡ªå·±ç´¹ä»‹ catatsuyã¨ã„ã†IDã§å„ç¨®SNSæ´»å‹•ã—ã¦ã„ã¾ã™ ã‹ãŸã¤ã„ã£ã¦å‘¼ã°ã‚Œã¦ã„ã¾ã™ ãƒ¡ãƒ«ã‚«ãƒªã®SREãƒãƒ¼ãƒ ã§ä¸»ã«Goã‚’æ›¸ã„ã¦ã„ã¾ã™ å‰è·ã¯ãƒ”ã‚¯ã‚·ãƒ–ã§pixivã®HTTPSåŒ–ãƒ»PHP7.1åŒ–ãƒ»HTTP/2åŒ–ã‚„ã€åºƒå‘Šã‚µãƒ¼ãƒãƒ¼ã®æ–°æ©Ÿèƒ½è¿½åŠ ãªã©è‰²ã€…ã‚„ã£ã¦ã„ã¾ã—ãŸ ISUCONå¤§å¥½ã ç§ã¨ISUCON ISUCON4ï¼š2ä½ï¼ˆåˆå‡ºå ´ï¼‰ ISUCON5ï¼š8ä½ ISUCON6ï¼šé‹å–¶ ISUCON7ï¼šäºˆé¸æ•—é€€ ISUCON8ï¼š3ä½ ä»–ã«ã‚‚pixivç¤¾å†…ISUCONã‚’ä½œã‚Šã¾ã—ãŸ ç¤¾å†…ISUCONã‚’å…¬é–‹ã—ãŸã‚‰åºƒãä½¿ã‚ã‚ŒãŸè©± - pixiv inside [archive] ISUCONã¨ã¯ ã€ŽãŠé¡Œã¨ãªã‚‹Webã‚µãƒ¼ãƒ“ã‚¹ã‚’æ±º
syou6162 2018/11/11
go
ãƒªãƒ³ã‚¯
https://darashi.net/2018/06/01/writing-an-interpreter-in-go-ja.html/
syou6162 2018/06/03
go
ãƒªãƒ³ã‚¯
å¿˜ã‚ŒãŒã¡ãªGoè¨€èªžã®æ›¸å¼æŒ‡å®šåã‚’ä¾‹ä»˜ãã§ã¾ã¨ã‚ãŸ - Qiita
Goã®æ›¸å¼æŒ‡å®šå å¿˜ã‚ŒãŒã¡ãªæ›¸å¼æŒ‡å®šå ã„ã¡ã„ã¡èª¿ã¹ã‚‹ã®ã‚‚é¢å€’è‡ã„ã®ã§ã€æ™®æ®µä½¿ã„ãã†ãªæ›¸å¼æŒ‡å®šåã®ä½¿ã„æ–¹ã‚’ä¾‹ä»˜ãã§ã¾ã¨ã‚ãŸ å„æ›¸å¼æŒ‡å®šåã®èª¬æ˜Žæ–‡ã¯ã€åŸºæœ¬çš„ã«ä»¥ä¸‹ã®ã‚µã‚¤ãƒˆã‚’å¼•ç”¨ã•ã›ã¦ã„ãŸã ã„ã¦ã„ã‚‹ å¼•ç”¨å…ƒ: go fmtãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ å„æ›¸å¼æŒ‡å®šåã®ä½¿ã„æ–¹ %v ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆ %v ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã‚’é©ç”¨ã—ãŸå€¤ æ§‹é€ ä½“ã‚’å‡ºåŠ›ã™ã‚‹éš›ã€+ãƒ•ãƒ©ã‚°(%+v)ã‚’åŠ ãˆã‚‹ã¨ãƒ•ã‚£ãƒ¼ãƒ«ãƒ‰åãŒè¡¨ç¤ºã•ã‚Œã‚‹ package main import ( "fmt" ) type Person struct { Name string Favorite string } func main() { p := new(Person) p.Name = "sekky" p.Favorite = "Programming" fmt.Printf("æ§‹é€ ä½“ = %v", p) }
syou6162 2017/05/20
go

golang
ãƒªãƒ³ã‚¯
Go pprof å…¥é–€ç·¨ (CPU Profile ã¨ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ãƒ„ãƒ¼ãƒ«)
ã“ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã¯ã€ KLab Advent Calendar 2015 ã®17æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ pprof ã¯ Go ã®æ¨™æº–ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã«ã‚ã‚‹ãƒ—ãƒãƒ•ã‚¡ã‚¤ãƒ©ã§ã™ã€‚ CPUã‚’ä½¿ç”¨ã—ã¦ã„ã‚‹éƒ¨åˆ†ã‚’è¦‹ã¤ã‘ã‚‹ã ã‘ã§ãªãã€CPUã‚’ä½¿ã£ã¦ãªã„ã®ã«ãƒ¬ã‚¤ãƒ†ãƒ³ã‚·ãŒæ‚ªåŒ–ã™ã‚‹ã‚±ãƒ¼ã‚¹ã‚„ãƒ¡ãƒ¢ãƒªãƒªãƒ¼ã‚¯ã‚’ç™ºè¦‹ã—ãŸã‚Šã€é•·æ™‚é–“å®‰å®šã—ã¦å‹•ãã‚µãƒ¼ãƒãƒ¼ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’é–‹ç™ºã™ã‚‹ã®ã«ã¨ã¦ã‚‚ä¾¿åˆ©ã§ã™ã€‚ ä»Šæ—¥ã‹ã‚‰3æ—¥é–“ã®é€£è¼‰ã§ã“ã® pprof ã®ä½¿ã„æ–¹ã‚„ä»•çµ„ã¿ã«ã¤ã„ã¦è¦‹ã¦è¡Œãã¾ã™ã€‚æœ€åˆã¯ä¸€ç•ªåŸºæœ¬ã¨ãªã‚‹ CPU ãƒ—ãƒãƒ•ã‚¡ã‚¤ãƒ«ã®å–å¾—æ–¹æ³•ã¨ã€ go tool pprof ã®ä½¿ã„æ–¹ã‚’èª¬æ˜Žã—ã¾ã™ã€‚ Note: Macã§ã®æ³¨æ„ç‚¹ Mac OS X ã® Mavericks ä»¥å‰ã¯ã€ Go ã® CPUProfiler ãŒåˆ©ç”¨ã—ã¦ã„ã‚‹ SIGPROF ã‚·ã‚°ãƒŠãƒ«ã«å•é¡ŒãŒã‚ã‚Šã€ CPU ãƒ—ãƒãƒ•ã‚¡ã‚¤ãƒ«ã‚’å–ã‚‹ãŸã‚ã«ã‚«ãƒ¼ãƒãƒ«ã«ãƒ‘ãƒƒãƒã‚’å½“ã¦ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã—ãŸã€‚ ã“ã®å•é¡Œã¯ E
syou6162 2017/05/02
go

golang
ãƒªãƒ³ã‚¯
Goè¨€èªžã§éžåŒæœŸå‡¦ç†ã®çµæžœã‚’å—ã‘å–ã‚‹ - Qiita
Goè¨€èªžã«ã¯goroutineã¨ã„ã†ã‚‚ã®ãŒã‚ã‚Šã€è¤‡æ•°ã®ã‚¿ã‚¹ã‚¯ã‚’ä¸¦è¡Œ(Concurrent)ã«å®Ÿè¡Œã—ãŸã„å ´åˆã«å½¹ç«‹ã¡ã¾ã™ã€‚ ã¾ãŸGoè¨€èªžã§ã¯ã€ãƒ©ã‚¤ãƒ–ãƒ©ãƒªãªã©ã®APIã¯åŸºæœ¬çš„ã«åŒæœŸç‰ˆã‚’æä¾›ã—ã€éžåŒæœŸã§å‡¦ç†ã—ãŸã„å ´åˆã¯å‘¼ã³å‡ºã—å´ãŒgoroutineã§éžåŒæœŸåŒ–ã™ã‚‹ã®ãŒä¸€èˆ¬çš„ã§ã™ã€‚ ãã“ã§ã€goroutineã‚’ä½¿ã£ã¦é–¢æ•°ã‚’å‘¼ã³å‡ºã—ã€ãã®çµæžœã‚’å¾—ã‚‹ãŸã‚ã®å®Ÿè£…æ–¹æ³•ã«ã¤ã„ã¦ã€è‡ªåˆ†ãªã‚Šã«è€ƒãˆã¦ã¿ãŸã®ã§ã€ã“ã“ã«ã¾ã¨ã‚ã¦ãŠãã¾ã™ã€‚ æˆ»ã‚Šå€¤ãŒãªã„ æˆ»ã‚Šå€¤ãŒãªãã€å‡¦ç†ãŒçµ‚ã‚ã£ã¦ã„ã‚Œã°ã‚ˆã„å ´åˆ: // boolã§ã‚‚ã‚ˆã„ãŒç©ºstruct done := make(chan struct{}, 0) go func() { // ä½•ã‹å‡¦ç†ã‚’ã™ã‚‹ close(done) }() // chanãŒcloseã•ã‚Œã‚‹ã¾ã§ãƒ–ãƒãƒƒã‚¯ã™ã‚‹ <-done å€¤ã®å—ã‘æ¸¡ã—ãŒãªã„å ´åˆã¯ã‚·ãƒ³ãƒ—ãƒ«ã§ã™ã€‚ Tips: ç©ºstructã«ã¤ã„ã¦ å€¤ã®å—
syou6162 2017/04/13
go

golang
ãƒªãƒ³ã‚¯
Apex ã§ Go ã¯ã©ã†å®Ÿè¡Œã•ã‚Œã¦ã„ã‚‹ã®ã‹ | TECHSCORE BLOG | TECHSCORE BLOG
var child = require('child_process') var byline = require('./byline') /** * Context for the request. */ var ctx /** * Child process for binary I/O. */ var proc = child.spawn('./main', { stdio: ['pipe', 'pipe', process.stderr] }) proc.on('error', function(err){ console.error('error: %s', err) process.exit(1) }) proc.on('exit', function(code){ console.error('exit: %s', code) process.exit(1) }) /** *
syou6162 2017/03/27
go

lambda
ãƒªãƒ³ã‚¯
ãƒ†ãƒƒã‚¯ç³»ãƒ‹ãƒ¥ãƒ¼ã‚¹ã‚’Terminalã‹ã‚‰è¦‹ã‚‹ã‚³ãƒžãƒ³ãƒ‰ã€TechStackã‚’ä½œã‚‹ã¤ã„ã§ã«ã€Goå…¥é–€ã‹ã‚‰Homebrewã§ã®å…¬é–‹ã¾ã§ä½“é¨“ã—ãŸã€‚ - timakin.log
github.com æ¦‚è¦ TechStackã€‚ãƒ†ãƒƒã‚¯ã®ãƒ‹ãƒ¥ãƒ¼ã‚¹ã‚’ä¸€æœ›ã§ãã‚‹CLIãƒ„ãƒ¼ãƒ«ã€‚ ãƒ‹ãƒ¥ãƒ¼ã‚¹ã¨ã„ã†ã‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°é–¢ä¿‚ç”¨ã®ã‚¹ãƒžãƒ¼ãƒˆãƒ‹ãƒ¥ãƒ¼ã‚¹ã¿ãŸã„ãªæ„Ÿã˜ ts hatenaã£ã¦æ‰“ã¤ã¨ã€ã¯ã¦ãªã‚‚è¦‹ã‚Œã‚‹ã‚ˆã€‚ ãªãœä½œã£ãŸ Goã®å‹‰å¼·ã€‚ ã‚ã¨RSSã§æ¯Žæ—¥2000è¨˜äº‹ã¨ã‹ä¸ŠãŒã£ã¦ãã‚‹ã®ã„ã„åŠ æ¸›ã ã‚‹ã„ã®ã§ã€ä¸»è¦ã‚µã‚¤ãƒˆã®ä¸»è¦è¨˜äº‹ã ã‘terminalã‹ã‚‰è¦‹ãŸã‚‰åŠ¹çŽ‡ãŒã„ã„ã¨æ€ã£ãŸã€‚ Goã„ã„ Nodeã®ã‚³ãƒ¼ãƒ«ãƒãƒƒã‚¯åœ°ç„ã«ã¯ã¾ã‚Šã‹ã‘ãŸå¾Œã«ã€goroutineã¨channelã‚’ä½¿ã†ã¨è‡³ç¦ã ã£ãŸã€‚ @tenntennã•ã‚“ã®è¨˜äº‹ãŒæã‚ã—ãå‚è€ƒã«ãªã£ãŸã€‚ Goroutineã¨channelã‹ã‚‰å§‹ã‚ã‚‹goè¨€èªžï¼ åˆå¿ƒè€…å‘ã‘golangå‹‰å¼·ä¼š2 from Takuya Ueda www.slideshare.net ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸å…¬é–‹ homebrewã§ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã§ãã‚‹ã‚ˆã€‚ brew tapã—ãŸå¾Œã«å…¥ã‚Œã¦ãã€‚ ã“ã‚Œã«ã¤
syou6162 2017/02/19
go

homebrew

golang
ãƒªãƒ³ã‚¯
GitHub - google/go-github: Go library for accessing the GitHub v3 API
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
syou6162 2017/02/03
ã¸ãƒ¼ã€goã®githubé–¢é€£ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒª

go

golang
ãƒªãƒ³ã‚¯
The Little Go Book
update, 2017: The book might be a couple years old, but it's still relevant. Nothing fundamental or outwardly major has changed in Go (the team has promised a stable API until the next major version). The big changes have been with the tooling, compiler and runtime as well as enhancing the standard library (like supporting HTTP/2). The Little Go Book is a free introduction to Google's Go programmi
syou6162 2017/01/29
go
ãƒªãƒ³ã‚¯
Apexã‚’ä½¿ã£ã¦Goã§lambdaã‚’å‹•ã‹ã™ - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
syou6162 2017/01/29
go
ãƒªãƒ³ã‚¯
Githubã®Goè¨€èªžãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã«Pull Requestã‚’é€ã‚‹ã¨ãã®importå•é¡Œ
TL;DR forkå…ƒï¼ˆã‚ªãƒªã‚¸ãƒŠãƒ«ï¼‰ã‚’go getã—ã¦ãã®ä¸ã§ä½œæ¥ï¼Œforkã—ãŸè‡ªåˆ†ã®ãƒ¬ãƒã‚¸ãƒˆãƒªã«pushã—ã¦Pull Requestã‚’é€ã‚‹ï¼Ž å•é¡Œ Githubä¸Šã®Goè¨€èªžã®ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã«ã‚³ãƒŸãƒƒãƒˆã™ã‚‹ã¨ãï¼Œcloneã®ä»•æ–¹ã§è‹¥å¹²ãƒãƒžã‚‹ã“ã¨ãŒã‚ã‚‹ï¼Žæ™®é€šã®OSSãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã®å ´åˆã¯ï¼Œforkã—ã¦ãã‚Œã‚’cloneã—ã¦pushï¼ŒPull Requestã¨ã™ã‚Œã°ã‚ˆã„ï¼ŽGoè¨€èªžã®ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã§ã¯ï¼ŒåŒã˜ãƒ¬ãƒã‚¸ãƒˆãƒªã®ä¸ã§ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚’åˆ†ã‘ï¼Œãã‚Œã‚’importã—ã¦ä½¿ã£ã¦ã‚‹ã‚‚ã®ãŒã‚ã‚‹ï¼Žãã†ã„ã†å ´åˆã«forkã—ãŸã‚‚ã®ã‚’ãã®ã¾ã¾cloneã™ã‚‹ã¨ï¼Œimportã®å‚ç…§å…ˆãŒforkå…ƒã®åå‰ã«ãªã‚Šãƒãƒžã‚‹ï¼Ž ä¾‹ãˆã°ï¼Œgithub.com/someone/toolãŒã‚ã‚‹ã¨ã™ã‚‹ï¼Žã“ã®ãƒ¬ãƒã‚¸ãƒˆãƒªã¯github.com/someone/tool/utilsã¨ã„ã†åˆ¥ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚’æŒã£ã¦ãŠã‚Šï¼ŒmainãŒãã‚Œã‚’ä½¿ã£ã¦ã„ã‚‹ã¨ã™ã‚‹ï¼Žã¤ã¾ã‚Šä»¥ä¸‹
syou6162 2017/01/29
go

github
ãƒªãƒ³ã‚¯
r/golang - Returning nil for a struct?
Expanding on the existing comments, it is language convention that unless otherwise documented, an error return means you must not use the non-error return value for anything. This is because it's impossible to return an "invalid" answer for the non-error value in general. You might think it was "safe" to return nil, but even this is not correct. Since nil pointers can still have methods called on
syou6162 2017/01/27
go

golang
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Emacsã‹ã‚‰Dashã®ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã«ç´ æ—©ãã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹ - ã‚ã‚Šã®æ—¥è¨˜
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go

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syou6162 2017/01/26
go

golang
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syou6162 2017/01/25
mecab

nlp

golang

go
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syou6162 2017/01/19
go

golang
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syou6162 2016/12/30
go

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syou6162 2016/12/30
go
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