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How can I generate a unique ID in Python? [duplicate]
I need to generate a unique ID based on a random value.
8 Answers
8
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Remove by _id in MongoDB console
In the MongoDB console how can I remove a record by id? Here's my collection :
11 Answers
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HTML input - name vs. id [duplicate]
...;input> tag, what is the difference between the use of the name and id attributes especially that I found that they are sometimes named the same?
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Rails: Using greater than/less than with a where statement
I'm trying to find all Users with an id greater than 200, but I'm having some trouble with the specific syntax.
9 Answers
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Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.
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You are missing a field annotated with @Id. Each @Entity needs an @Id - this is the primary key in the database.
If you don't want your entity to be persisted in a separate table, but rather be a part of other entities, you can use @Embeddable instead of @Entity....
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...个students集合，集合中数据如下：
> db.students.find()
{ "_id" : ObjectId("5031143350f2481577ea81e5"), "classid" : 1, "age" : 20, "name" : "kobe" }
{ "_id" : ObjectId("5031144a50f2481577ea81e6"), "classid" : 1, "age" : 23, "name" : "nash" }
{ "_id" : ObjectId("5031145a50f2481577ea81...
Insert auto increment primary key to existing table
... column automatically (I already have 500 rows in DB and want to give them id but I don't want to do it manually). Any thoughts? Thanks a lot.
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Can I bind an array to an IN() condition?
... soulmerge is right. you'll have to construct the query-string.
<?php
$ids = array(1, 2, 3, 7, 8, 9);
$inQuery = implode(',', array_fill(0, count($ids), '?'));
$db = new PDO(...);
$stmt = $db->prepare(
'SELECT *
FROM table
WHERE id IN(' . $inQuery . ')'
);
// bindvalue is ...
MySQL Insert into multiple tables? (Database normalization?)
...s (username, password)
VALUES('test', 'test');
INSERT INTO profiles (userid, bio, homepage)
VALUES(LAST_INSERT_ID(),'Hello world!', 'http://www.stackoverflow.com');
COMMIT;
Have a look at LAST_INSERT_ID() to reuse autoincrement values.
Edit: you said "After all this time trying to figure it ...
How do I get a YouTube video thumbnail from the YouTube API?
If I have a YouTube video URL, is there any way to use PHP and cURL to get the associated thumbnail from the YouTube API?
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