大约有 47,000 项符合查询结果（耗时：0.0453秒） [XML]
How can you represent inheritance in a database?
I'm thinking about how to represent a complex structure in a SQL Server database.
8 Answers
...
Moving from CVS to Git: $Id$ equivalent?
I read through a bunch of questions asking about simple source code control tools and Git seemed like a reasonable choice. I have it up and running, and it works well so far. One aspect that I like about CVS is the automatic incrementation of a version number.
...
How to get the next auto-increment id in mysql
How to get the next id in mysql to insert it in the table
19 Answers
19
...
Mongoose query where value is not null
Looking to do the following query:
6 Answers
6
...
Javascript - remove an array item by value [duplicate]
...var tag_story = [1,3,56,6,8,90],
id_tag = 90,
position = tag_story.indexOf(id_tag);
if ( ~position ) tag_story.splice(position, 1);
P.S. For an explanation of that cool ~ tilde shortcut, see this post:
Using a ~ tilde with indexOf to check for the existence of an item in an array.
Not...
UPDATE and REPLACE part of a string
...ble with two columns, ID and Value . I want to change a part of some strings in the second column.
9 Answers
...
Best way to create unique token in Rails?
Here's what I'm using. The token doesn't necessarily have to be heard to guess, it's more like a short url identifier than anything else, and I want to keep it short. I've followed some examples I've found online and in the event of a collision, I think the code below will recreate the token, but ...
Get the latest record from mongodb collection
I want to know the most recent record in a collection. How to do that?
8 Answers
8
...
What is the difference between save and insert in Mongo DB?
What is the difference between save and insert in Mongo DB?
both looks the same
9 Answers
...
What is the standard naming convention for html/css ids and classes?
Does it depend on the platform you are using, or is there a common convention that most developers suggest/follow?
8 Answer...