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Can an html element have multiple ids?
I understand that an id must be unique within an HTML/XHTML page.
18 Answers
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LAST_INSERT_ID() MySQL
...estion that I think must be quite easy. I need to return the LAST INSERTED ID from table1 when I run the following MySql query:
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How to efficiently build a tree from a flat structure?
I have a bunch of objects in a flat structure. These objects have an ID and a ParentID property so they can be arranged in trees. They are in no particular order.
Each ParentID property does not necessarily matches with an ID in the structure. Therefore their could be several trees emerging ...
Build tree array from flat array in javascript
...ierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
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1052: Column 'id' in field list is ambiguous
I have 2 tables. tbl_names and tbl_section which has both the id field in them. How do I go about selecting the id field, because I always get this error:
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What's the difference between an id and a class?
What's the difference between <div class=""> and <div id=""> when it comes to CSS? Is it alright to use <div id=""> ?
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PostgreSQL - fetch the row which has the Max value for a column
...le (called "lives") that contains records with columns for time_stamp, usr_id, transaction_id, and lives_remaining. I need a query that will give me the most recent lives_remaining total for each usr_id
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PHP/MySQL insert row then get 'id'
The 'id' field of my table auto increases when I insert a row. I want to insert a row and then get that ID.
10 Answers
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Android: View.setID(int id) programmatically - how to avoid ID conflicts?
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According to View documentation
The identifier does not have to be unique in this view's hierarchy. The identifier should be a positive number.
So you can use any positive integer you like, but in this case there can be some views with equivalent id's. If you...
Difference between using bean id and name in Spring configuration file
Is there any difference between using an id attribute and name attribute on a <bean> element in a Spring configuration file?
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