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What's the difference between an element and a node in XML?
I'm working in Java with XML and I'm wondering; what's the difference between an element and a node?
13 Answers
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Close and Dispose - which to call?
Having read the threads Is SqlCommand.Dispose enough? and Closing and Disposing a WCF Service I am wondering for classes such as SqlConnection or one of the several classes inheriting from the Stream class does it matter if I close Dispose rather than Close?
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How to split/partition a dataset into training and test datasets for, e.g., cross validation?
What is a good way to split a NumPy array randomly into training and testing/validation dataset? Something similar to the cvpartition or crossvalind functions in Matlab.
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How to create an installer for a .net Windows Service using Visual Studio
...click your services .cs file. It should bring up a screen that is all gray and talks about dragging stuff from the toolbox.
Then right click on the gray area and select add installer. This will add an installer project file to your project.
Then you will have 2 components on the design view of the P...
Make xargs execute the command once for each line of input
How can I make xargs execute the command exactly once for each line of input given?
It's default behavior is to chunk the lines and execute the command once, passing multiple lines to each instance.
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What does “|=” mean? (pipe equal operator)
I tried searching using Google Search and Stack Overflow, but it didn't show up any results. I have seen this in opensource library code:
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Use of *args and **kwargs [duplicate]
So I have difficulty with the concept of *args and **kwargs .
11 Answers
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Regex for password must contain at least eight characters, at least one number and both lower and up
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Minimum eight characters, at least one letter and one number:
"^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,}$"
Minimum eight characters, at least one letter, one number and one special character:
"^(?=.*[A-Za-z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!%*#?&]{8,}$"
Mini...
Unbound classpath container in Eclipse
I have checked out a project using Subversive for Eclipse and I am getting the following errors:
13 Answers
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How do I run a Python program in the Command Prompt in Windows 7?
I'm trying to figure out how to run Python programs with the Command Prompt on Windows 7. (I should have figured this out by now...)
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