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How to bind a List to a ComboBox?
... public IList<City> Cities { get; set; }
public Country(string _name)
{
Cities = new List<City>();
Name = _name;
}
}
List<Country> countries = new List<Country> { new Country("UK"),
new Country("Australia...
Passing references to pointers in C++
...e calling scope, not an anonymous string pointer. Thus:
string s;
string* _s = &s;
myfunc(_s);
should compile just fine.
However, this is only useful if you intend to modify the pointer you pass to the function. If you intend to modify the string itself you should use a reference to the stri...
Visual Studio can't build due to rc.exe
... I'm at C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\bin\x86_amd64 and ran commands: copy "C:\Program Files (x86)\Windows Kits\10\bin\10.0.16299.0\x64\rc.exe" and copy "C:\Program Files (x86)\Windows Kits\10\bin\10.0.16299.0\x64\rcdll.dll" to fix this in Visual Studio 2015
...
ActionController::InvalidAuthenticityToken
...le Entity) was returned to the user.
The solution for Rails 3:
Add:
skip_before_filter :verify_authenticity_token
or as "sagivo" pointed out in Rails 4 add:
skip_before_action :verify_authenticity_token
On pages which do caching.
As @toobulkeh commented this is not a vulnerability on ...
UICollectionView reloadData not functioning properly in iOS 7
...
Force this on the main thread:
dispatch_async(dispatch_get_main_queue(), ^ {
[self.collectionView reloadData];
});
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...
Get time difference between two dates in seconds
...
<script type="text/javascript">
var _initial = '2015-05-21T10:17:28.593Z';
var fromTime = new Date(_initial);
var toTime = new Date();
var differenceTravel = toTime.getTime() - fromTime.getTime();
var seconds = Math.floor((differenceTravel) / (1000));
document...
Ruby: How to turn a hash into HTTP parameters?
...reaks down.
require "addressable/uri"
uri = Addressable::URI.new
uri.query_values = {:a => "a", :b => ["c", "d", "e"]}
uri.query
# => "a=a&b[0]=c&b[1]=d&b[2]=e"
uri.query_values = {:a => "a", :b => [{:c => "c", :d => "d"}, {:e => "e", :f => "f"}]}
uri.query
# ...
Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
...ost
User: root
Password:
Select_priv: Y
Insert_priv: Y
Update_priv: Y
Delete_priv: Y
Create_priv: Y
Drop_priv: Y
Reload_priv: Y
Shutdown_priv: Y
Process_priv: Y
...
Where does PostgreSQL store the database?
...
To see where the data directory is, use this query.
show data_directory;
To see all the run-time parameters, use
show all;
You can create tablespaces to store database objects in other parts of the filesystem. To see tablespaces, which might not be in that data directory, use this...
Difference Between One-to-Many, Many-to-One and Many-to-Many?
...ate is the one side and City is the many side. There will be a column state_id in the table cities.
In unidirectional, Person class will have List<Skill> skills but
Skill will not have Person person. In bidirectional, both
properties are added and it allows you to access a Person given a
ski...