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What is the difference between Server.MapPath and HostingEnvironment.MapPath?
...) are not allowed with HostingEnvironment.MapPath.
– NetMage
Sep 4 '14 at 22:25
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Why does !{}[true] evaluate to true in JavaScript?
...true, but undefined, and undefined is evaluated as false:
http://jsfiddle.net/67GEu/
'use strict';
var b = {}[true];
alert(b); // undefined
b = !{}[true];
alert(b); // true
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jQuery UI Sortable, then write order into a database
...omising the id / name of the element. This code will get the list from asp.net server and then upon sorting only 2 values will be sent back: The db id of sorted element and db id of the element next to which it was dropped. Based on those 2 values, server can easily identify the new postion.
<di...
WPF - How to force a Command to re-evaluate 'CanExecute' via its CommandBindings
...t.CommandWpf since GalaSoft.MvvmLight.Command will cause trouble mvvmlight.net/installing/changes#v5_0_2
– fuchs777
Jan 29 '16 at 12:49
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Linq with group by having count
how do I write this query in linq (vb.net)?
3 Answers
3
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What predefined macro can I use to detect clang?
...predefined macros to check for MSVC or GCC (see http://predef.sourceforge.net/ for example), but I cannot find any macro to check for clang.
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OR is not supported with CASE Statement in SQL Server
...o I don't know how many language you know but there are at least a few. VB.NET and C# can use them with simple comma separation. It doesn't defeat anything as it will save you from repeating the same code in multiple case for nothing.
– Johnny Prescott
Mar 1 '1...
HashMap with multiple values under the same key
...sing a tuple
// you'll have to write or download a Tuple class in Java, (.NET ships with one)
// create our map
Map<String, Tuple2<Person, Person> peopleByForename = new HashMap<>();
// populate it
peopleByForename.put("Bob", new Tuple2(new Person("Bob Smith",
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Should one use < or
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@Chris, Your statement about .Length being costly in .NET is actually untrue and in the case of simple types the exact opposite.
int len = somearray.Length;
for(i = 0; i &lt; len; i++)
{
somearray[i].something();
}
is actually slower than
for(i = 0; i &lt; somearray.Length...
How do I contribute to other's code in GitHub? [closed]
...ajane has a blog post that explains the process well:
http://www.lornajane.net/posts/2010/contributing-to-projects-on-github
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