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Get index of selected option with jQuery
... @Joan.bdm jquery does not have selectedIndex property. Adding [0] converts the jquery object to a javascript object which has the selectedIndex property. This example won't work without [0]
– Aram
May 21 '14 at 23:28
...
Where is the C auto keyword used?
...that keyword was necessary for declaring local variables. (B was developed into NB, which became C).
Here is the reference manual for B.
As you can see, the manual is rife with examples in which auto is used. This is so because there is no int keyword. Some kind of keyword is needed to say "this i...
When is finally run if you throw an exception from the catch block?
...ic void DoIt() {
try {
Console.WriteLine("inner try");
int i = 0;
Console.WriteLine(12 / i); // oops
} catch (Exception e) {
Console.WriteLine("inner catch");
throw e; // or "throw", or "throw anything"
} finally {
Console.WriteLine("inner ...
Best practices for catching and re-throwing .NET exceptions
... throw;
}
throw ex; is basically like throwing an exception from that point, so the stack trace would only go to where you are issuing the throw ex; statement.
Mike is also correct, assuming the exception allows you to pass an exception (which is recommended).
Karl Seguin has a great write up o...
MongoDb query condition on comparing 2 fields
...ct matches between dates in queries. One workaround is using .getTime() to convert to milliseconds or whatever: this.startDate.getTime() == ISODate("2017-01-20T10:55:08.000Z").getTime()
– leinaD_natipaC
Oct 1 '19 at 10:28
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Serializing with Jackson (JSON) - getting “No serializer found”?
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I am getting this error while converting ClientResponse to string using object mapper
– VdeX
May 24 '17 at 14:03
3
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Formatting numbers (decimal places, thousands separators, etc) with CSS
...
I like it. But I needed to also convert the number to a string before the replace. You can not do a replace on a number.
– Mardok
May 27 '16 at 18:47
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Implementing IDisposable correctly
...posted needs to be disposed.
public class User : IDisposable
{
public int id { get; protected set; }
public string name { get; protected set; }
public string pass { get; protected set; }
public User(int userID)
{
id = userID;
}
public User(string Username, strin...
Update Row if it Exists Else Insert Logic with Entity Framework
...
This answer LOOKS awesome, but I'm running into this issue on update: An object with the same key already exists in the ObjectStateManager. The ObjectStateManager cannot track multiple objects with the same key.
– John Zumbrum
No...
Is recursion a feature in and of itself?
...
To answer your specific question: No, from the standpoint of learning a language, recursion isn't a feature. If your professor really docked you marks for using a "feature" he hadn't taught yet, that was wrong.
Reading between the lines, one possibility is that by using recurs...