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Convert hex to binary
... This returns "binary" as in the actual bytes, but it does not convert it to a printable representation as "0" and "1".
– Matt Good
Sep 15 '09 at 6:52
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print call stack in C or C++
...cktrace(3) that simply returns an array of void * (in fact each of these point to the return address from the corresponding stack frame). To translate these to something of use, there's backtrace_symbols(3).
Pay attention to the notes section in backtrace(3):
The symbol names may be unavailable...
How do I convert a string to a number in PHP?
I want to convert these types of values, '3' , '2.34' , '0.234343' , etc. to a number. In JavaScript we can use Number() , but is there any similar method available in PHP?
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Can functions be passed as parameters?
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Yes, consider some of these examples:
package main
import "fmt"
// convert types take an int and return a string value.
type convert func(int) string
// value implements convert, returning x as string.
func value(x int) string {
return fmt.Sprintf("%v", x)
}
// quote123 passes 123 to c...
Calculate difference between two dates (number of days)?
... answer is obviously correct, but you can also use (a - b).Days if you are interested in the total days as an int rather than a double with a decimal representation of the partial day difference.
– PFranchise
Dec 11 '12 at 15:27
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How to convert milliseconds into human readable form?
I need to convert an arbitrary amount of milliseconds into Days, Hours, Minutes Second.
19 Answers
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Principal component analysis in Python
...ution in which the out would be that image. IM having some difficulties in converting this code to c++ because I'm new in python :)
– Orvyl
Feb 28 '14 at 6:20
add a comment
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Easiest way to convert int to string in C++
What is the easiest way to convert from int to equivalent string in C++. I am aware of two methods. Is there any easier way?
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Convert decimal to binary in python [duplicate]
Is there any module or function in python I can use to convert a decimal number to its binary equivalent?
I am able to convert binary to decimal using int('[binary_value]',2), so any way to do the reverse without writing the code to do it myself?
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Converting pixels to dp
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// Converts 14 dip into its equivalent px
float dip = 14f;
Resources r = getResources();
float px = TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP,
dip,
r.getDisplayMetrics()
);
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