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XML Validation with XSD in Visual Studio IDE
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KyleMit
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answered Jul 1 '10 at 20:44
marc_smarc_s
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What’s the best RESTful method to return total number of items in an object?
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Synchro
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answered Sep 15 '10 at 8:48
Franci PenovFranci Penov
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Why does ~True result in -2?
... ~1 is:
11111110
Which is -2 in Two's complement1
1 Flip all the bits, add 1 to the resulting number and interpret the result as a binary representation of the magnitude and add a negative sign (since the number begins with 1):
11111110 → 00000001 → 00000010
↑ ↑
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How to delete an item in a list if it exists?
...rrence of thing, in order to remove all occurrences you can use while instead of if.
while thing in some_list: some_list.remove(thing)
Simple enough, probably my choice.for small lists (can't resist one-liners)
2) Duck-typed, EAFP style:
This shoot-first-ask-questions-last attitude is com...
Handling warning for possible multiple enumeration of IEnumerable
...semantic missing here is that a caller, who perhaps doesn't take time to read the details of the method, may assume you only iterate once - so they pass you an expensive object. Your method signature doesn't indicate either way.
By changing the method signature to IList/ICollection, you will at le...
How to import other Python files?
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importlib was added to Python 3 to programmatically import a module.
It is just a wrapper around __import__, see the docs.
import importlib
moduleName = input('Enter module name:')
importlib.import_module(moduleName)
Note: the .py ext...
Why does Git tell me “No such remote 'origin'” when I try to push to origin?
...t
git commit -m "first commit"
and that, at that stage, you got
nothing added to commit but untracked files present (use "git add" to track).
Git is telling you that you never told it to start tracking any files in the first place, and it has nothing to take a snapshot of. Therefore, Git create...
How do I automatically sort a has_many relationship in Rails?
....comments.sort_by &:created_at
Collecting this with the ActiveRecord-added methods of ordering:
article.comments.find(:all, :order => 'created_at DESC')
article.comments.all(:order => 'created_at DESC')
Your mileage may vary: the performance characteristics of the above solutions will...
How do you design object oriented projects? [closed]
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Get MIME type from filename extension
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string mimeType = MimeMapping.GetMimeMapping(fileName);
If you need to add custom mappings you probably can use reflection to add mappings to the BCL MimeMapping class, it uses a custom dictionary that exposes this method, so you should invoke the following to add mappings (never tested tho, but...