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filename and line number of python script
How can I get the file name and line number in python script.
9 Answers
9
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Linq style “For Each” [duplicate]
...h involves iterating through the original collection twice. I'd prefer a standard foreach loop any day: less typing, more readable and better performance: foreach (var x in someValues) list.Add(x + 1);
– LukeH
Oct 2 '09 at 13:35
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.NET XML serialization gotchas? [closed]
...t want the BOM. Notice the clear, obvious difference between Encoding.UTF8 and UTF8Encoding.
The three extra BOM Bytes at the beginning are (0xEFBBBF) or (239 187 191).
Reference: http://chrislaco.com/blog/troubleshooting-common-problems-with-the-xmlserializer/
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Reset AutoIncrement in SQL Server after Delete
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Issue the following command to reseed mytable to start at 1:
DBCC CHECKIDENT (mytable, RESEED, 0)
Read about it in the Books on Line (BOL, SQL help). Also be careful that you don't have records higher than the seed you are setting.
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How to split data into training/testing sets using sample function
I've just started using R and I'm not sure how to incorporate my dataset with the following sample code:
23 Answers
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Runnable with a parameter?
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Well it's been almost 9 years since I originally posted this and to be honest, Java has made a couple improvements since then. I'll leave my original answer below, but there's no need for people to do what is in it. 9 years ago, during code review I would have questioned why they did i...
How to generate JAXB classes from XSD?
...ss the Atom feed for this blog.
Demo
In this example we will use JAXB to convert the Atom XML feed corresponding to this blog to objects and then back to XML.
import java.io.InputStream;
import java.net.URL;
import javax.xml.bind.*;
import javax.xml.transform.stream.StreamSource;
import org.w3._2...
How do I perform an IF…THEN in an SQL SELECT?
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The CASE statement is the closest to IF in SQL and is supported on all versions of SQL Server.
SELECT CAST(
CASE
WHEN Obsolete = 'N' or InStock = 'Y'
THEN 1
ELSE 0
END AS bit) as Saleable,...
Best explanation for languages without null
...find (_.firstName == "joe")) map (fullNameLength)
How does this work?
//convert an Option[List[Person]] to an Option[S]
//where the function f takes a List[Person] and returns an S
people map f
//find a person named "Joe" in a List[Person].
//returns Some[Person], or None if "Joe" isn't in the l...
Location of sqlite database on the device
...base programmatically with the default way of extending SQLiteOpenHelper and overriding onCreate() . This way the db gets created on the fly when needed.
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