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postgresql-创建主键自增的表

方法一: CREATE TABLE test_a ( id serial, name character varying(128), constraint pk_test_a_id primary key( id) ); 方法二: CREATE TABLE test_b( id serial PRIMARY KEY, name character varying(128) ); 这两种方法用的是pg的serial类型实现自增,drop表的时候指定的序

App Store 礼品卡兑换

App Store 礼品卡兑现 iPhone 手机或 iPad 或其它可登录 Apple Store 终端 登录土区账号。点击个人头像 进入Redeem Gift Card or Code 输入礼品卡卡密兑现即可。

Go实现封装HttpRequest方法

package utils import ( "bytes" "encoding/json" "io/ioutil" "net/http" "time" ) func HttpRequest(method string, url string, data interface{}, result interface{}, header map[string]interface{}, queryParams map[string]interface{}) (response *http.Response, resMap interface{}, err error) { var client = http.Client{ Timeout: 3 * time.Second, } buf := bytes.NewBuffer(nil) encoder := json.NewEncoder(buf) if err = encoder.Encode(data); err != nil { return nil, nil, err } request, err := http.NewRequest(method, url, buf) if err != nil { return