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How to generate a new Guid in stored procedure?
... with you. However I'm working on a database which someone else developed. All the previous tables used a Guid as a primary key so I'm just trying to be consistent. Though for new tables maybe I should evaluate on a case by case basis. Thanks for the info though.
– Mr Cricket
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How do I test for an empty string in a Bash case statement?
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I use a simple fall through. no parameters passed ($1="") will be caught by the second case statement, yet the following * will catch any unknown parameter. Flipping the "") and *) will not work as *) will catch everything every time in that...
List of tuples to dictionary
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Just call dict() on the list of tuples directly
>>> my_list = [('a', 1), ('b', 2)]
>>> dict(my_list)
{'a': 1, 'b': 2}
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Difference between Activity and FragmentActivity
...compatibility with older versions of Android, but other than that, there really isn't much of a difference between the two. Just make sure you change all calls to getLoaderManager() and getFragmentManager() to getSupportLoaderManager() and getSupportFragmentManager() respectively.
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How do I comment in CoffeeScript? “/* this */” doesn't work
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This is usually how you will want to comment; the triple hash is most often used when you want the comment to fall through to the javascript (copyright messages, usually).
– Aaron Dufour
Oct 16 '11...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...tion file for building the application on a server, but I want to build locally with different settings. Naturally, the file always shows up when i do 'git status' as something to be staged. I would like to hide this particular change and not commit it. I won't make any other changes to the file.
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jQuery / Javascript - How do I convert a pixel value (20px) to a number value (20)
...his won't work for "20pt" or "20em". parseInt("20pt") == 20! This may be all that the poster needs, but I'd like to be able to use X("20em") for example and get back the true width in pixels.
– Lawrence I. Siden
May 20 '11 at 22:53
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
.....] Boolean values behave like the values 0 and 1, respectively, in almost all contexts, the exception being that when converted to a string, the strings "False" or "True" are returned, respectively.
There is also, for Python 2:
In numeric contexts (for example when used as the argument to an ...
What is a clean, pythonic way to have multiple constructors in Python?
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Actually None is much better for "magic" values:
class Cheese():
def __init__(self, num_holes = None):
if num_holes is None:
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Now if you want complete freedom of adding more parameters:
class Cheese...
Elegant Python function to convert CamelCase to snake_case?
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name = pattern.sub('_', name).lower()
To handle more advanced cases specially (this is not reversible anymore):
def camel_to_snake(name):
name = re.sub('(.)([A-Z][a-z]+)', r'\1_\2', name)
return re.sub('([a-z0-9])([A-Z])', r'\1_\2', name).lower()
print(camel_to_snake('camel2_camel2_case')) #...