wechat pay

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wechat miniapp login

• wechat miniApp:  wx.login -> code
• wechat miniApp: wx.request , send code to server api
• server request 
• wechat API,get openId and sesion_key: https://api.weixin.qq.com/sns/jscode2session?appid=a&secret=b&js_code=codegrant_type=authorization_code
• use openId and session_key to generate access token
• response access token and openId to miniAPP(token1)
• wechat miniApp: wx.getSetting check user's authority.if not ,request user's authority.
• wechat miniApp: wx.getUserInfo can get user info.
• server request wechat api to get token(token2) :
• https://api.weixin.qq.com/cgi-bin/token?appid=a&secret=b&grant_type=client_credential
• server request wetchat api use token 

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docker show all container ,delete all

• docker show all container :     docker container ls -a
• docker show volume:   docker volume ls 
• docker show image: docker image ls
• delete all unused objects:        docker system prune -f --volumes
• delete all images:  docker image prune -a
• docker-compose up -d  --remove-orphans

スキリした。普通に30Gぐらい削除した。unusedの基準は曖昧かな

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golang gorm update when record not exist

when record is not exist. update will be success.
have to check RowsAffected .
the same as delte

query := db.Model(r).Updates(something)
if query.Error != nil {
   return query.Error
}
if query.RowsAffected == 0 {
   return gorm.ErrRecordNotFound
}

query := db.Delete(&something{ID: ID})
if query.Error != nil {
   return query.Error
}
if query.RowsAffected == 0 {
   return gorm.ErrRecordNotFound
}

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MacOS bad support on HFS/APFS

 MacOS/OSX has very bad filesystem events support on HFS/APFS, watching the file-system for changes using unox or fswatch was causing a heavy CPU load. This CPU load is very significant, even on modern high-end CPUs (like a i7 4770k / 3.5GHz).

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android app without cm and gms

使う時使ってもらっていいじゃない?
情報を収集してなにをやりたい？

huawei 端末にgmsがないからいいかも
apk market: apk pure
apk manager: xapk manager
mp3 player: plusar
japanese input: Japanese Keyboard

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gorm 问题

• 多了许多()  query := db.debug.Where(fmt.Sprintf("id in ( %s )", “1,2,3”))=>SELECT * FROM `a`  WHERE `a`.`deleted_at` IS NULL AND ((id in ( 1,2,3 )))
• preload 时ID一大堆

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docker-sync ruby error

xcodeアップデートしますかを聞かれて、アップデートした。
docker-syncがエラー

docker-sync start
mkmf.rb can't find header files 

ruby versionの管理が混乱になっている。

rbenvを導入

 brew update
　brew install rbenv ruby-build
rbenv install -l
rbenv install 2.6.4
エラー、BUILD FAILED (OS X 10.。。。。
sudo chmod -s /usr/sbin/dtrace
RUBY_CONFIGURE_OPTS="--disable-dtrace" rbenv install
でrubyをインストールできた。
which gem
which ruby
gem list
gem install docker-compose
gem install docker-sync
でOK

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golang validation array size

gte

ids []int `json:"ids,omitempty" binding:"required,gte=1"`

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E talking 20190703

the statute(法令) of limitations

prescription 処方箋、取得時効

How many year is the statute of limitation in France.

For example, I borrowed 1000 yen from you. and you never  asked me to return your money for ten years. 

then i will not have to return your money because of the statute fo limitations.

you will lose your right.

For example, A man has three sons and He saved  3000 yen. When he die ,How much will   his  each son will get  from him .

That is a problem about  inherence

i don’t remember 覚えていない

i can’t remember 思い出せない

I will play guitar when i really have other things to do. The priority is low.

estate財産, real estate不動産

certification 資格

By the law ,there must be one employee with certification per 5 employees

employee 従業員

employer　雇用主

supe rior 上長

borrow a book from you. (無料？)

you lend you a book

rent you the book（有料）

They told me that my superior said many bod things about me when they had lunch together.

Then somedays later ,i had a chance to have lunch together with my superior.

And i certified that bad things with my superior , he known nothing about that.

i think they just wanted to make the relationship bad 

in a short term, i met my wife by chance for many times.and we talked a lot .

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