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What are 'get' and 'set' in Swift?
...d when i assign default value for it class UserBean:NSObject { var user_id: String? = nil } accessing it like the following let user:UserBean = UserBean() user.user_id = "23232332"
– Amr Angry
Feb 16 '17 at 9:06
...
An item with the same key has already been added
...erId { get; set; }
}
public class Model : BaseViewModel
{
public int User_Id { get; set; }
}
Now it is working fine.
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Rails 3 migrations: Adding reference column?
... is kind of lost.
So I would do like this instead:
rails g migration add_user_id_to_tester user_id:integer
And then manually add belongs_to :user in the Tester model
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Separation of business logic and data access in django
...d each command is represented as a function.
services.py
def activate_user(user_id):
user = User.objects.get(pk=user_id)
# set active flag
user.active = True
user.save()
# mail user
send_mail(...)
# etc etc
Using forms
The other way is to use a Django Form for each co...
Rails: where does the infamous “current_user” come from?
...
It is defined by several gems, e.g. Devise
You'll need to store the user_id somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def cu...
How do I execute a stored procedure once for each row returned by query?
... have a stored procedure that alters user data in a certain way. I pass it user_id and it does it's thing. I want to run a query on a table and then for each user_id I find run the stored procedure once on that user_id
...
A migration to add unique constraint to a combination of columns
...ngs_to :post, foreign_key: true, null: false
end
add_index :ownerships, [:user_id, :post_id], unique: true
Trying to create two similar records will throw a database error (Postgres in my case):
ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR: duplicate key value violates unique const...
How to check if a user likes my Facebook Page or URL using Facebook's API
... if (response && response.authResponse) {
var user_id = response.authResponse.userID;
var fql_query = "SELECT uid FROM page_fan WHERE page_id = "+page_id+"and uid="+user_id;
FB.Data.query(fql_query).wait(function(rows) {
if (rows.len...
Validate uniqueness of multiple columns
...cope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :scope => :friend_id
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How do you use the “WITH” clause in MySQL?
...bers, this stored procedure will help:
----------------------------------
user_id | team_id
----------------------------------
admin | NULL
ramu | admin
suresh | admin
kumar | ramu
mahesh | ramu
randiv | suresh
-----------------------------------
Code:
DROP ...