conditional

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MySQL: if field is empty assign a value

Here\'s my query: 开发者_如何学编程$sql = \"SELECT u.PHONE , u.STATE , if (uo.CHANNEL=\'\',\'web\',channel) as TYPE FROM user[详细]

2023-01-31 23:35 分类：问答
drupal conditional action with custom php code

When adding custom php code for a conditional action, drupal/ubercart provides two php variables ($order and $account) that hold information about the order and account for the checkout that was just[详细]

2023-01-31 19:55 分类：问答
Rails - conditional html attributes

Looking around the docs I cannot see a correct way to go about this. Here\'s an example using un-refactored code:[详细]

2023-01-31 18:34 分类：问答
Excel Formula/VBA code that will sum only cells containing values only (skip any cells containing formulas)?

Is there a formula that will sum ONLY cells that contain a value (not cells with a formula)? For example, say in column A of a spreadsheet I have a mixture of entered values and formulas that return v[详细]

2023-01-31 11:35 分类：问答
ksh conditional

There is something simple I am over looking. if [ ${FILEDATE} -gt ${MIN} ]; then echo $MAX fi The above code works, but not this:[详细]

2023-01-31 07:55 分类：问答
jQuery test for if a div is the first child?

How to do test if a image is the first or the last of a group of images? I\'m trying to make previous and next buttons animate in or 开发者_开发百科out depending on whether I\'m at the end of a serie[详细]

2023-01-30 16:07 分类：问答
can i allow an android activity to change to landscape only on certain conditions?

most of my application will not look so well on landscape, but that\'s the user choice as far as i\'m concerned if to see the application on \'wide\' screen.[详细]

2023-01-30 12:38 分类：问答
Conditional declaring arrays in two-dimensional char array?

I have a two-dimensional char array declared with four strings. private static string string1 = \"abcde\";[详细]

2023-01-30 06:30 分类：问答
Simple Ruby 'or' question

开发者_如何学编程In console: @user.user_type = \"hello\" @user.user_type == \"hello\" true @user.user_type == (\"hello\" || \"goodbye\")[详细]

2023-01-29 22:43 分类：问答
Oracle : How to use if then in a select statement

select ma.TITLE,ma.ID as aid,ur.USER_ID from LEO_MENU_ACTIVITY_RELATION mr inner join LEO_MENU_MASTER mm on mm.ID=mr.MENU_ID[详细]

2023-01-29 09:33 分类：问答