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ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
I have installed Oracle 11g Express Edition Release 2 in my windows 7 64 bit OS and tried to execute JDBC program, then I got the following error:
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XML Schema: Element with attributes containing only text?
I'm having difficulty searching for this. How would I define an element in an XML schema file for XML that looks like this:
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Case insensitive string compare in LINQ-to-SQL
I've read that it's unwise to use ToUpper and ToLower to perform case-insensitive string comparisons, but I see no alternative when it comes to LINQ-to-SQL. The ignoreCase and CompareOptions arguments of String.Compare are ignored by LINQ-to-SQL (if you're using a case-sensitive database, you get a ...
List of tuples to dictionary
Here's how I'm currently converting a list of tuples to dictionary in Python:
4 Answers
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How to execute ipdb.set_trace() at will while running pytest tests
I'm using pytest for my test suite. While catching bugs in complex inter-components test, I would like to place import ipdb; ipdb.set_trace() in the middle of my code to allow me to debug it.
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What is the difference between Serialization and Marshaling?
I know that in terms of several distributed techniques (such as RPC), the term "Marshaling" is used but don't understand how it differs from Serialization. Aren't they both transforming objects into series of bits?
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Why does the C# compiler go mad on this nested LINQ query?
Try to compile following code and you'll find that compiler takes >3 GB of RAM (all free memory on my machine) and very long time to compile (actually I get IO exception after 10 minutes).
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Git on Windows: How do you set up a mergetool?
I've tried msysGit and Git on Cygwin. Both work just fine in and of themselves and both run gitk and git-gui perfectly.
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Proper use cases for Android UserManager.isUserAGoat()?
I was looking at the new APIs introduced in Android 4.2 .
While looking at the UserManager class I came across the following method:
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ios app maximum memory budget
I'm working on an ios game that's targeting as a minimum the 3gs. We are using HD assets for retina display devices (iphone 4, ipod touch 4th gen).
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