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What will happen if I modify a Python script while it's running?
...and started another instance in a separate console. After awhile, I got an error returned from the first console about the two lines of code that I changed after starting it! pls help
– double_j
Jan 26 '15 at 19:44
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Why an abstract class implementing an interface can miss the declaration/implementation of one of th
... subclass of AbstractThing without implementing the m2 method and see what errors the compiler gives you. It will force you to implement this method.
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Choosing the default value of an Enum type without having to change values
...tional information: Object reference not set to an instance of an object." error. How to fix it? Note: I use an extension method in order to display enum's Descriptions, but not sure how to avoid the error in the helper method (GetDescription) defined on this page
– Jack
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Is there a simple, elegant way to define singletons? [duplicate]
...
class Foo:
def __init__(self):
print 'Foo created'
f = Foo() # Error, this isn't how you get the instance of a singleton
f = Foo.instance() # Good. Being explicit is in line with the Python Zen
g = Foo.instance() # Returns already created instance
print f is g # True
And here's the c...
Generating random strings with T-SQL
...should differ by first character, but it does not because of an off-by-one error: SUBSTRING(..., 0, ...) returns empty string for index 0, and for 529126 this 'hides' the first character generated. Fix is to compute @dice = rand(@seed) * len(@specials)+1 to make the indexes 1 based.
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Can Json.NET serialize / deserialize to / from a stream?
...rge enough, and you're stuck in a 32-bit process, you may still get memory errors with this code
– PandaWood
Oct 21 '16 at 3:03
1
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Is there a method to generate a UUID with go language
...e, 16)
_, err := rand.Read(b)
if err != nil {
fmt.Println("Error: ", err)
return
}
uuid = fmt.Sprintf("%X-%X-%X-%X-%X", b[0:4], b[4:6], b[6:8], b[8:10], b[10:])
return
}
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Maintain/Save/Restore scroll position when returning to a ListView
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there was an error in your answer. The method is called setSelection
– Janusz
Jun 10 '10 at 14:10
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What data type to use for money in Java? [closed]
...ally microdollars, actually, as then if you do e.g $10/3 then the rounding error (3333.3 => 3333.0) doesn't affect the final value as much (in this case it doesn't impact the real value at all, although it's dangerous to assume that it never will). This is especially important if you're doing a ...
How to change node.js's console font color?
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And octal escapes don't appear to work: error: octal escape sequences "\033[31mServer ready @ #{app.get('port')}\033[91m" are not allowed
– jcollum
Feb 13 '14 at 19:28
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