while-loop
Select-Option num value vs SQL num_row
I have a big dilemma, I\'m generating data from MySQL into a form so, the problem is that while the first row generated by SQL is 0 the select option in the form is interpreting the first value as 1.[详细]
2023-04-04 17:40 分类:问答Generating a random file name using while()?
I\'m using a while() loop to create a rand开发者_JAVA百科om file name, check it against a database, then if it already exists, loop. I\'m just a little worried my syntax/usage is off, as I\'ve only do[详细]
2023-04-04 12:44 分类:问答Syntax error on While loop in python
I get a syntax error at the first while loop, specifically at the \"Y\" #Calculates trajectory under various angles[详细]
2023-04-04 09:50 分类:问答Confused about "while(getchar() != '\n')"
I knew that getchar() is just a function gets the first character of the line the user entered then the next and so on[详细]
2023-04-04 09:20 分类:问答Are 2 queries necessary in group by 2 columns, then group by 1 column?
I have a table with email addresses (colums: id, email, user, date). I\'m trying to sum email addresses by date then user, which I\'m able to do with the below code; but then also sum the total for al[详细]
2023-04-04 07:29 分类:问答Query data from one table based on id from another
I\'m new to php. I have one table with users and another with email addresses and user id\'s they are associated with. I\'d like to list all of the email addresses by user id. I think I need some nest[详细]
2023-04-04 01:53 分类:问答How do you detect when a sound file has finished?
I am playing a sound file using this code inside a broadcast receiver activity: notification.sound = Uri.parse(\"android.resource://emad.app/raw/seve开发者_如何学Gon_chimes\");[详细]
2023-04-04 01:43 分类:问答php while loop with condition check by array
I\'ve two 开发者_如何转开发arrays suppose: $a = array(1,2,3,4); $b = array(3,4,5,6); Now I\'ve to do something while all $a element is exactly equals to array $barray_diff()have you tried array_dif[详细]
2023-04-03 21:43 分类:问答For loop in scala without sequence?
So, while working my way through \"Scala for the Impatient\" I found myself wondering: Can you use a Scala for loop without a sequence?[详细]
2023-04-03 19:17 分类:问答PHP/MySQL Query, Count & Output
I have a MySQL database with a games table. I also have publishers and developers tables. Each row in the games table has publisher and developer columns, which correspond with the other two tables.[详细]
2023-04-03 08:46 分类:问答