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what is Segmentation fault (core dumped)? [duplicate]
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Also, since you're passing in a float to printf (which, by the way, gets converted to a double when passing to printf), you should use the %f format specifier. The %s format specifier is for strings ('\0'-terminated character arrays).
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What is the difference between parseInt() and Number()?
How do parseInt() and Number() behave differently when converting strings to numbers?
10 Answers
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Prepend a level to a pandas MultiIndex
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I think this is a more general solution:
# Convert index to dataframe
old_idx = df.index.to_frame()
# Insert new level at specified location
old_idx.insert(0, 'new_level_name', new_level_values)
# Convert back to MultiIndex
df.index = pandas.MultiIndex.from_frame(ol...
When would anyone use a union? Is it a remnant from the C-only days?
...xFF000000) >> 24;
For example, since that binary operation will be converted by the compiler to the correct endianness.
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Can a C# lambda expression have more than one statement?
...pression using braces, but only the syntax which doesn't use braces can be converted into an expression tree:
// Valid
Func<int, int> a = x => x + 1;
Func<int, int> b = x => { return x + 1; };
Expression<Func<int, int>> c = x => x + 1;
// Invalid
Expression...
How to add minutes to my Date
....format(afterAddingTenMins); it gives me 2011-50-07 17:50 , I have to convert it in String, any suggestion
– junaidp
Jan 28 '12 at 8:53
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What does “dereferencing” a pointer mean?
... case f: p_filename = optarg; break;
}
if (p_filename) // Only NULL converts to false
... // Only get here if -f flag specified
In C and C++, just as inbuilt numeric types don't necessarily default to 0, nor bools to false, pointers are not always set to NULL. All these are set to 0/f...
How can I easily convert DataReader to List? [duplicate]
I have data in a DataReader which I want to be converted to a List<T> .
What is a possible simple solution for this?
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Java: Date from unix timestamp
I need to convert a unix timestamp to a date object.
I tried this:
10 Answers
10
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Calculate distance between two latitude-longitude points? (Haversine formula)
...89793;
const double RADIUS = 6378.16;
/// <summary>
/// Convert degrees to Radians
/// </summary>
/// <param name="x">Degrees</param>
/// <returns>The equivalent in radians</returns>
public static double Radians(double x)
{
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