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what is reverse() in Django
...t's suppose that in your urls.py you have defined this:
url(r'^foo$', some_view, name='url_name'),
In a template you can then refer to this url as:
<!-- django <= 1.4 -->
<a href="{% url url_name %}">link which calls some_view</a>
<!-- django >= 1.5 or with {% load ur...
How to download Xcode DMG or XIP file?
...
download.developer.apple.com/Developer_Tools/Xcode_9/…
– Ruchish Shah
Sep 19 '17 at 19:33
6
...
WSAAsyncSelect模型 - C/C++ - 清泛网 - 专注C/C++及内核技术
...个窗口句柄, 套接字的通知消息将被发到此窗口中
u_int wMsg, //网络事件到来的ID,可以在WM_USER以上数值中任意指定一个值
long IEvent //指定哪些通知码需要发送
//FD_READ可以读套接字
...
MFC 设置控件字体,颜色,大小,粗体,下划线等 - C/C++ - 清泛网 - 专注C/...
...0, // nEscapement
0, // nOrientation
FW_BOLD, // nWeight
TRUE, // bItalic
TRUE, // bUnderline
0, // cStrikeOut
ANSI_CHARSET, // nCharSet
OUT_DEFAULT_PRECIS, // nOutPrecision ...
Delegates in swift?
...ata.
protocol FooTwoViewControllerDelegate:class {
func myVCDidFinish(_ controller: FooTwoViewController, text: String)
}
Step2: Declare the delegate in the sending class (i.e. UIViewcontroller)
class FooTwoViewController: UIViewController {
weak var delegate: FooTwoViewControllerDelega...
What are the use(s) for tags in Go?
...ail"`
}
u := User{"Bob", "bob@mycompany.com"}
t := reflect.TypeOf(u)
for _, fieldName := range []string{"Name", "Email"} {
field, found := t.FieldByName(fieldName)
if !found {
continue
}
fmt.Printf("\nField: User.%s\n", fieldName)
fmt.Printf("\tWhole tag value : %q\n", ...
EF Code First foreign key without navigation property
... to this (for SQL Server):
ALTER TABLE [ChildTableName] ADD CONSTRAINT [FK_SomeName]
FOREIGN KEY ([ParentId]) REFERENCES [ParentTableName] ([Id])
CREATE INDEX [IX_SomeName] ON [ChildTableName] ([ParentId])
Alternatively, without migrations, you could just run a pure SQL command using
context.Da...
How to call base.base.method()?
... would use something like this:
class Derived : Base
{
protected bool _useBaseSay = false;
public override void Say()
{
if(this._useBaseSay)
base.Say();
else
Console.WriteLine("Called from Derived");
}
}
Of course, in a real implementation,...
Alias with variable in bash [duplicate]
...or that, rather than alias, and then exported it, like this:
function tail_ls { ls -l "$1" | tail; }
export -f tail_ls
Note -f switch to export: it tells it that you are exporting a function. Put this in your .bashrc and you are good to go.
...
CSS Box Shadow Bottom Only [duplicate]
...et 0 -4px 3px black; But it also generates a little shadow on the sides.. :_(
– elboletaire
Feb 1 '13 at 19:59
...
