sqlite – Android Room – select doesn't return any data

Exception or error: Can’t get where is my mistake – it seems data is inserted (I checked the database file through Device File Explorer) but it doesn’t returns. I wonder whether it’s in Adapter or ViewHolder or anywhere else. Any help is granted! This the activity where I perform my queries public class ShowDatabaseActivity extends …

mysql – I am making a admin and user management web app in Golang . so that i a stuck to select the right framework

Exception or error: Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 9 days ago. which framework provides some feature as I can explain below. Authentication Authorizations Router Handling Mysql Support …

mysql – Gorm FirstOrCreate understanding

Exception or error: I’m a new one in golang and gorm and I’m trying to understand how FirstOrCreate works. I have model: type Setting struct { Id int64 Email string Phone string Skype string Country string City string Address string CreatedAt time.Time UpdatedAt time.Time DeletedAt time.Time } and next snippet: func (c Admins) ShowSettings() revel.Result …

go – MySQL – GORM ForeignKey Returns Empty Object

Exception or error: I’m almost certainly doing this backwards in some way. There’s a whole lot of confusion around this feature apparently around the interwebs. I am just trying to create a foreign key relationship to where a Book model has one Author. Using MySQL 8. When I query a book, I want the author …

Connect to docker mysql with golang

Exception or error: Running docker mysql docker run –name mysql -e MYSQL_ROOT_PASSWORD=root -d mysql:5.7 [mysql docker running container][1] Go Code: package main import ( “database/sql” _ “github.com/go-sql-driver/mysql” ) func main() { db, err := sql.Open(“mysql”, “root:root@tcp(172.17.0.2:3306)/test-db”) if err != nil { panic(err) } defer db.Close() err = db.ping() if err != nil { log.Print(err) } …

go – How to .Scan() a MySQL TIMESTAMP value into a time.Time variable?

Exception or error: I have this Go code: package main import ( “fmt” “database/sql” _”github.com/go-sql-driver/mysql” “time” ) type User struct { id uint32 name string email string rating uint8 subscription uint8 date_registered time.Time online string } // main entry point func main() { // setup db connection db, err := sql.Open(“mysql”, “user:@tcp(127.0.0.1:3306)/c9?parseTime=true”) if err != …

Inser into MySQL only if ID does not exist PHP PDO

Exception or error: I have fuction insertnew(); that inserts(userId, id, title..) into MySQL and works fine. But I want to check first if entered ID (from user) already exists in the database, and if not then to add the userId, id, title.. into my MySQL tabe. This is my function : function insertnew() { if …