Posts by Predo • 41 points
5 posts
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viewsQ: Check if the name is already registered in the Database
This is a Mangáka registration screen, so if I type a name it is added without problems, however I want to check if there is already any record with that name. Table: create table tblMangaka(…
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answers74
viewsQ: Value Summation Problems with C# and Mysql
I’m developing a software that catalogs manga, one of the problems I’m having is with input volumes. What should happen: the user set the numVolumes to 2, that is, he will add 2 more volumes of…
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answer53
viewsQ: Problems with Combobox
I am developing a software that catalogues manga. In it you have the option to select 2 genres for the manga. Generos are loaded into a Combobox from a Mysql table and when the user registers the…
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answers115
viewsQ: Assign database value to a variable c#
I want the value I got from the openCath to be assigned to the check variable. And then to scroll a check. abertoCath is an int of my tblCath, id Box is my Primary key of the table tblCath. private…
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viewsQ: Pick up the value opened
This is my table, I want to get the value abertoCaixa of the greatest idCaixa. CREATE TABLE tblcaixa ( idcaixa INT NOT NULL PRIMARY KEY auto_increment, aberturacaixa DOUBLE(200, 2), abertocaixa INT,…