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Django Template Variables and Javascript
...to define a template filter for variables you want to use in JS code. This allows you to ensure, that your data is properly escaped and you can use it with complex data structures, such as dict and list. That's why I write this answer despite there is an accepted answer with a lot of upvotes.
Here ...
Any way to properly pretty-print ordered dictionaries?
...well if you don't care about the order of the keys. Personally, I wish the __repr__ for OrderedDict would produce output like this but preserve the order of the keys.
– ws_e_c421
Sep 24 '15 at 15:54
...
What is SQL injection? [duplicate]
...sult of queries, reading data or even changing data that they shouldn't be allowed to do.
Example in PHP:
$password = $_POST['password'];
$id = $_POST['id'];
$sql = "UPDATE Accounts SET PASSWORD = '$password' WHERE account_id = $id";
Now suppose the attacker sets the POST request parameters to "...
Use ASP.NET MVC validation with jquery ajax?
...est;
}
}
}
What this does is return a JSON object specifying all of your model errors.
Example response would be
[{
"key":"Name",
"errors":["The Name field is required."]
},
{
"key":"Description",
"errors":["The Description field is required."]
}]
This would be retu...
How to read embedded resource text file
...rn it as a string? My current script uses a Windows form and textbox that allows the user to find and replace text in a text file that is not embedded.
...
C# Lazy Loaded Automatic Properties
... 4.0 Lazy<T> type to create this pattern
private Lazy<string> _someVariable =new Lazy<string>(SomeClass.IOnlyWantToCallYouOnce);
public string SomeVariable => _someVariable.Value;
This code will lazily calculate the value of _someVariable the first time the Value expression i...
Check if an element is a child of a parent
...
If you are only interested in the direct parent, and not other ancestors, you can just use parent(), and give it the selector, as in target.parent('div#hello').
Example: http://jsfiddle.net/6BX9n/
function fun(evt) {
var tar...
Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...blic class ContactRepository : IContactRepository
{
MongoServer _server = null;
MongoDatabase _database = null;
MongoCollection _contacts = null;
public ContactRepository(string connection)
{
if (string.IsNullOrWhiteSpace(connection))
...
UITableView load more when scrolling to bottom like Facebook application
...thIdentifier:cellIdentifier];
if (!cell)
{
cell = [[MyCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MainMenuCellIdentifier];
}
MyData *data = [self.dataArray objectAtIndex:indexPath.row];
// Do your cell customisation
// cell.titleLabel.text =...
Convenient C++ struct initialisation
...
Since style A is not allowed in C++ and you don't want style B then how about using style BX:
FooBar fb = { /*.foo=*/ 12, /*.bar=*/ 3.4 }; // :)
At least help at some extent.
...