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How do I parse a string with a decimal point to a double?
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Well, XmlConvert is not really intended to be used to parse a single double value in code. I prefer to use double.Parse or Convert.ToDouble that make my intention obvious.
– Mehrdad Afshari
Aug 30 '09 at 21:29
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generating GUID without hyphen
...ut the (canonical) string representation of a Guid. The Guid itself is actually a 128-bit integer value.
You can use the "N" specifier with the Guid.ToString(String) overload.
Guid.NewGuid().ToString("N");
By default letters are lowercase. A Guid with only uppercase letters can only be achieved ...
java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener
...ory.
Right Click on Tomcat Server > Clean
Restart the server
This usually fixes the issue you mention.
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Java system properties and environment variables
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Finally, it's how the variables are added and the scope of the variables.
– Praveen Sripati
Aug 14 '11 at 12:33
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Deleting array elements in JavaScript - delete vs splice
... myArray
[empty, "b", "c", "d"]
myArray.splice(start, deleteCount) actually removes the element, reindexes the array, and changes its length.
> myArray = ['a', 'b', 'c', 'd']
["a", "b", "c", "d"]
> myArray.splice(0, 2)
["a", "b"]
> myArray
["c", "d"]
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Asp.net MVC ModelState.Clear
...ticular I need to know in what situations it is necessary or desirable to call ModelState.Clear() .
10 Answers
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How to estimate how much memory a Pandas' DataFrame will need?
...ar 20906600
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To include indexes, pass index=True.
So to get overall memory consumption:
>>> df.memory_usage(index=True).sum()
731731000
Also, passing deep=True will enable a more accurate memory usage report, that accounts for the full usage of the contained objects.
This is bec...
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
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The range of floating point numbers usually exceeds the range of integers. By returning a floating point value, the functions can return a sensible value for input values that lie outside the representable range of integers.
Consider: If floor() returned an integ...
Most efficient way of making an if-elif-elif-else statement when the else is done the most?
...doThisMostOfTheTime)()
...looks like it ought to be faster, but it's actually slower than the if ... elif ... else construct, because it has to call a function, which can be a significant performance overhead in a tight loop.
Consider these examples...
1.py
something = 'something'
for i in xra...
WPF TextBox won't fill in StackPanel
...s meant for "stacking" things even outside the visible region, so it won't allow you to fill remaining space in the stacking dimension.
You can use a DockPanel with LastChildFill set to true and dock all the non-filling controls to the Left to simulate the effect you want.
<DockPanel Background...