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What is HEAD in Git?
...sitory
can contain any number of heads. At
any given time, one head is selected
as the “current head.” This head is
aliased to HEAD, always in capitals".
Note this difference: a “head”
(lowercase) refers to any one of the
named heads in the repository; “HEAD”
(uppercas...
IIS_IUSRS and IUSR permissions in IIS8
...the underline):
Press OK to add the user
With the new user (your domain) selected, now you can safely provide any Modify or Write permissions
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How can I return an empty IEnumerable?
...rExists) yield break; foreach(var descendant in doc.Descendants("user").Select(user => new Friend { ID = user.Element("id").Value, Name = user.Element("name").Value, URL = user.Element("url").Value, Photo = user.Element("photo").Value })) { yield r...
How to calculate the SVG Path for an arc (of a circle)
...so far, there are actually four arcs that could be drawn, so the two flags select one of them. I'm guessing you probably want to draw a small arc (meaning large-arc-flag=0), in the direction of decreasing angle (meaning sweep-flag=0). All together, the SVG path is:
M 200 175 A 25 25 0 0 0 182.322 2...
How to get element by classname or id
...e Angular):
var wrappedResult = angular.element(result);
If you want to select from the element in a directive's link function you need to access the DOM reference instead of the the jqLite reference - element[0] instead of element:
link: function (scope, element, attrs) {
var elementResult =...
Union Vs Concat in Linq
...ence is not changed.
If you will override Equals and GetHashCode (used to select distinct items), then items will not be compared by reference:
class X
{
public int ID { get; set; }
public override bool Equals(object obj)
{
X x = obj as X;
if (x == null)
re...
Django migration strategy for renaming a model and relationship fields
...ll ask you for
Did you rename the appname.oldName model to NewName? [y/N] select Y
Run python manage.py migrate and it will ask you for
The following content types are stale and need to be deleted:
appname | oldName
appname | NewName
Any objects related to these content types by a foreign key...
How do I make a checkbox required on an ASP.NET form?
... ClientValidationFunction="CheckBoxRequired_ClientValidate">You must select this box to proceed.</asp:CustomValidator>
and finally, in your postback - whether from a button or whatever...
if (Page.IsValid)
{
// your code here...
}
...
What's the difference between session.persist() and session.save() in Hibernate?
...st(entity);
session.getTransaction().commit();
session.close();
Result:
select nextval ('hibernate_sequence') // This is for vehicle Id generated : 36
insert into Employee_Vehicle ( Vehicle_Name, Vehicle_Id) values ( Honda, 36)
Note the result is same when you get an already persisted object an...
What is the difference between a dialog being dismissed or canceled in Android?
...l() will normally be called when the user hits the back button rather than selecting the choices that alert dialog offers like OK/Dismiss and return null/no value to the caller. While
dialog.dismiss() is normally called when the user selects from the choices that alert dialog offers like hitting the...