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When to use Cast() and Oftype() in Linq
...ents into type x. if some of them are not from this type you will get InvalidCastException
EDIT
for example:
object[] objs = new object[] { "12345", 12 };
objs.Cast<string>().ToArray(); //throws InvalidCastException
objs.OfType<string>().ToArray(); //return { "12345" }
...
AngularJS $location not changing the path
...digests.
$apply() is used to execute an expression in angular from outside of the angular framework. (For example from browser DOM events, setTimeout, XHR or third party libraries).
Try to use $scope.$apply() right after you have changed the location and called replace() to let Angular know th...
How to create Temp table with SELECT * INTO tempTable FROM CTE Query
... create a temporary table. I am not sure how to do it as it gives an Invalid Object name error.
6 Answers
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How to hide columns in HTML table?
I have created a table in ASPX. I want to hide one of the columns based on the requirement but there is no attribute like visible in the HTML table building. How can I solve my problem?
...
How to install multiple python packages at once using pip
I know it's an easy way of doing it but i didn't find it neither here nor on google.
So i was curious if there is a way to install multiple packages using pip.
Something like:
...
How to make the first option of selected with jQuery
... answered Sep 12 '09 at 4:31
David AndresDavid Andres
28.8k77 gold badges4141 silver badges3535 bronze badges
...
?? Coalesce for empty string?
...e = model?.NavigationTitle.
Coalesce(() => RemoteTitleLookup(model?.ID)). // Expensive!
Coalesce(() => model?.DisplayName);
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Get color value programmatically when it's a reference (theme)
Consider this:
7 Answers
7
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How can I determine the current line number in JavaScript?
...e that window.onerror doesn't work in webkit: bugs.webkit.org/show_bug.cgi?id=8519
– Annie
Feb 26 '10 at 18:35
1
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Find an element in DOM based on an attribute value
...bit easier, like this:
$("[myAttribute=value]")
If the value isn't a valid CSS identifier (it has spaces or punctuation in it, etc.), you need quotes around the value (they can be single or double):
$("[myAttribute='my value']")
You can also do start-with, ends-with, contains, etc...there are ...