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How to cast List to List
This does not compile, any suggestion appreciated.
15 Answers
15
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
...etting a reference to the class rather than instantiating the class.
So this should be:
import swineflu
fibo = swineflu.fibo() # get an instance of the class
fibo.f() # call the method f of the instance
A bound method is one that is attached to an instance of an object. An unbou...
Does the join order matter in SQL?
Disregarding performance, will I get the same result from query A and B below? How about C and D?
4 Answers
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efficient way to implement paging
... your query will be using the Select ROW_NUMBER() Over ... statement, with is somehow direct paging in the SQL engine.
Giving you an example, I have a db table called mtcity and I wrote the following query (work as well with linq to entities):
using (DataClasses1DataContext c = new DataClasses1Dat...
Best way to test SQL queries [closed]
...erein we keep having complex SQL queries go out with errors. Essentially this results in sending mail to the incorrect customers and other 'problems' like that.
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What are some resources for getting started in operating system development? [closed]
One thing I've always wanted to do is develop my very own operating system (not necessarily fancy like Linux or Windows, but better than a simple boot loader which I've already done).
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Loop through all nested dictionary values?
...oop through a dictionary and print out all key value pairs where the value is not a nested dictionary. If the value is a dictionary I want to go into it and print out its key value pairs...etc. Any help?
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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
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EDIT: Super Redux Version
Try port 587 instead of 465. Port 465 is technically deprecated.
After a bunch of packet sniffing I figured it out. First, here's the short answer:
The .NET SmtpClient only supports encryption via STARTTLS. If the EnableSsl flag is set, the server must respon...
How can I generate random alphanumeric strings?
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I heard LINQ is the new black, so here's my attempt using LINQ:
private static Random random = new Random();
public static string RandomString(int length)
{
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
return new ...
This app won't run unless you update Google Play Services (via Bazaar)
I'm testing out the new Google Maps API V2 for Android, and I'm getting this message when the app launches:
12 Answers
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