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unique object identifier in javascript
...use to internally store the unique ID doesn't collide with another automatically created member name.
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What is a “slug” in Django?
When I read Django code I often see in models what is called a "slug". I am not quite sure what this is, but I do know it has something to do with URLs. How and when is this slug-thing supposed to be used?
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Get current AUTO_INCREMENT value for any table
...her process inserts three additional rows after you, YOUR LAST_INSERT_ID() call will be different than theirs. This question is asking for the current AUTO_INC val on the table itself.
– methai
Apr 5 '13 at 14:08
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数据存储组件 · App Inventor 2 中文网
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ApplicationName
The name of your application, used when making API calls.
CredentialsJson
The JSON File with credentials for the Service Account
SpreadsheetID
The ID for the Google Sheets file you want to edit. You can find the spreadsheetID in the URL of the Google Sheets file.
事...
Instagram how to get my user id from username?
...here is no direct Instagram API to get user id from user name. You need to call the GET /users/search API and then iterate the results and check if the username field value is equal to your username or not, then you grab the id.
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What exactly is RESTful programming?
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An architectural style called REST (Representational State Transfer) advocates that web applications should use HTTP as it was originally envisioned. Lookups should use GET requests. PUT, POST, and DELETE requests should be used for mutation, creat...
JPA: unidirectional many-to-one and cascading delete
...le as ON DELETE CASCADE. You'll need to invoke EntityManager.clear() after calling EntityManager.remove(parent) as the persistence context needs to be refreshed - the child entities are not supposed to exist in the persistence context after they've been deleted in the database.
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ASP.NET MVC A potentially dangerous Request.Form value was detected from the client when using a cus
...usages of the default modelbinder.
Custom ModelBinder
It appears that a call to bindingContext.ValueProvider.GetValue() in the code above always validates the data, regardless any attributes. Digging into the ASP.NET MVC sources reveals that the DefaultModelBinder first checks if request validat...
PHP - Modify current object in foreach loop
...erence in a foreach. I re-used the same variable name for a second foreach call - as I'd passed the first by reference, it kept modifying the last item in the array! Using an explicit index wouldn't have had this problem.
– Hippyjim
Jan 24 '14 at 10:03
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What is JSONP, and why was it created?
...at your page can handle.
For example, say the server expects a parameter called callback to enable its JSONP capabilities. Then your request would look like:
http://www.example.net/sample.aspx?callback=mycallback
Without JSONP, this might return some basic JavaScript object, like so:
{ foo: 'b...