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Hex transparency in colors [duplicate]
...ency option for my app widget although I'm having some trouble getting the hex color values right. Being completely new to hex color transparency I searched around a bit although I couldn't find a specific answer to my question.
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In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
...making md5 hashes. One part converts the results from bytes to a string of hex digits:
28 Answers
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How to convert an int to a hex string?
...r function.
You seem to be mixing decimal representations of integers and hex representations of integers, so it's not entirely clear what you need. Based on the description you gave, I think one of these snippets shows what you want.
>>> chr(0x65) == '\x65'
True
>>> hex(65)
'0...
How to check if a string is a valid hex color representation?
...atch end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/^#([0-9A-F]{3}){1,2}$/i.test('#ABC')
The only difference here is that
[0-9A-F]{6}
is replaced with
([0-9A-F]{3}){1,2}
This means that instead of matching exactly 6 characters, it will...
How do I convert hex to decimal in Python? [duplicate]
I have some Perl code where the hex() function converts hex data to decimal. How can I do it on Python ?
3 Answers
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Converting A String To Hexadecimal In Java
I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ.
21 Answers
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Convert hex string to int in Python
How do I convert a hex string to an int in Python?
12 Answers
12
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How to convert a string of bytes into an int?
... use struct if you are dealing with binary values, but if you just have a "hex number" but in byte format you might want to just convert it like:
s = 'y\xcc\xa6\xbb'
num = int(s.encode('hex'), 16)
...this is the same as:
num = struct.unpack(">L", s)[0]
...except it'll work for any number of...
Understanding colors on Android (six characters)
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If you provide 6 hex digits, that means RGB (2 hex digits for each value of red, green and blue).
If you provide 8 hex digits, it's an ARGB (2 hex digits for each value of alpha, red, green and blue respectively).
So by removing the final 5...
Convert a RGB Color Value to a Hexadecimal String
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You can use
String hex = String.format("#%02x%02x%02x", r, g, b);
Use capital X's if you want your resulting hex-digits to be capitalized (#FFFFFF vs. #ffffff).
sha...