大约有 10,010 项符合查询结果（耗时：0.0090秒） [XML]
How to debug Google Apps Script (aka where does Logger.log log to?)
...t = checklist_data_range.getCell(i+2, 3).getValue().split(" || ");
var item_id = split[split.length - 1];
if(item_id != "") {
item_id = parseInt(item_id);
Logger.log("setting value at ("+(i+2)+",2) to " + coredata_data_range.getCell(item_id+1, 3).getValue());
checklist_data...
`ui-router` $stateParams vs. $state.params
...s:
var stateParams = {};
stateParams.nextParams = $stateParams; //{item_id:123}
stateParams.next = $state.current.name;
$state.go('app.login', stateParams);
//$stateParams.nextParams on app.login is now:
//{next:'app.details', nextParams:{next:'app.details'}}
When using $state.param...
What is the most efficient way to store tags in a database?
...overcome the many-to-many obstacle.
Something like:
Table: Items
Columns: Item_ID, Item_Title, Content
Table: Tags
Columns: Tag_ID, Tag_Title
Table: Items_Tags
Columns: Item_ID, Tag_ID
It might be that your web app is very very popular and need de-normalizing down the road, but it's pointless ...
Rest with Express.js nested router
...(function(req, res) {})
.post(function(req, res) {})
itemRouter.route('/:item_id')
.get(function(req, res) {
return res.send(req.params);
});
app.use('/user/', userRouter);
app.use('/user/:user_id/item', itemRouter);
The key to the second part of your question is the use of the mergePar...
How to get ID of the last updated row in MySQL?
...prised that among the answers I do not see the easiest solution.
Suppose, item_id is an integer identity column in items table and you update rows with the following statement:
UPDATE items
SET qwe = 'qwe'
WHERE asd = 'asd';
Then, to know the latest affected row right after the statement, you sh...
Oracle “Partition By” Keyword
...grouped by brand"
You say: "no problem"
SELECT
BRAND
,COUNT(ITEM_ID)
FROM
ITEMS
GROUP BY
BRAND;
Result:
+--------------+---------------+
| Brand | Count |
+--------------+---------------+
| H&M | 50 |
+--------------+----------...
how to get last insert id after insert query in codeigniter active record
...t;db->trans_begin();
$this->db->insert('posts',$post_data);
$item_id = $this->db->insert_id();
if( $this->db->trans_status() === FALSE )
{
$this->db->trans_rollback();
return( 0 );
}
else
{
$this->db->trans_commit();
return( $item_id )...
Rails params explained?
...For example, if the user's browser requested
http://www.example.com/?vote[item_id]=1&vote[user_id]=2
then params[:vote] would be a hash, params[:vote][:item_id] would be "1" and params[:vote][:user_id] would be "2".
The Ruby on Rails params are the equivalent of the $_REQUEST array in PHP.
...
Database Design for Tagging
...e items would be
SELECT * FROM items WHERE id IN
(SELECT DISTINCT item_id FROM item_tag WHERE
tag_id = tag1 OR tag_id = tag2 OR ...)
AND tagging would be
SELECT * FROM items WHERE
EXISTS (SELECT 1 FROM item_tag WHERE id = item_id AND tag_id = tag1)
AND EXISTS (SELEC...
Naming returned columns in Pandas aggregate function? [duplicate]
...this kind of dataframe, there are two levels of thecolumn name:
shop_id item_id date_block_num item_cnt_day
target
0 0 30 1 31
we can use this code：
df.columns = [col[0] if col[-1]=='' else co...