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What is the JavaScript >>> operator and how do you use it?
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It doesn't just convert non-Numbers to Number, it converts them to Numbers that can be expressed as 32-bit unsigned ints.
Although JavaScript's Numbers are double-precision floats(*), the bitwise operators (<<, >>, &, | and ...
java : convert float to String and String to float
How could I convert from float to string or string to float?
9 Answers
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How can I check if an ip is in a network in Python?
...ong integer"
return (2L<<n-1) - 1
def dottedQuadToNum(ip):
"convert decimal dotted quad string to long integer"
return struct.unpack('L',socket.inet_aton(ip))[0]
def networkMask(ip,bits):
"Convert a network address to a long integer"
return dottedQuadToNum(ip) & make...
Python: Making a beep noise
...ing effort. If he is indeed on Windows, he should probably try to play the system theme's default "alert" signal instead. With any luck, that signal is accessible through whatever GUI package he's using.
– jforberg
Jun 30 '11 at 16:25
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Convert hex color value ( #ffffff ) to integer value
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Answer is really simple guys, in android if you want to convert hex color in to int, just use android Color class, example shown as below
this is for light gray color
Color.parseColor("#a8a8a8");
Thats it and you will get your result.
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Converting Epoch time into the datetime
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To convert your time value (float or int) to a formatted string, use:
time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(1347517370))
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How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
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Clear terminal in Python [duplicate]
...lution would be to use either the cls command on Windows, or clear on Unix systems. Used with os.system, this makes a nice one-liner:
import os
os.system('cls' if os.name == 'nt' else 'clear')
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Convert a string representation of a hex dump to a byte array using Java?
I am looking for a way to convert a long string (from a dump), that represents hex values into a byte array.
24 Answers
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Is there an exponent operator in C#?
...rator for C# was a big annoyance for us when looking for a new language to convert our calculation software to from the good ol' vb6.
I'm glad we went with C# but it still annoys me whenever I'm writing a complex equation including exponents. The Math.Pow() method makes equations quite hard to read ...