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Hash String via SHA-256 in Java
..._8));
byte[] digest = md.digest();
String hex = String.format("%064x", new BigInteger(1, digest));
System.out.println(hex);
}
}
In the snippet above, digest contains the hashed string and hex contains a hexadecimal ASCII string with left zero padding.
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What is 'YTowOnt9'?
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564
It seems to be a PHP-serialized empty array, base 64 encoded.
$ base64 -D <<< 'YTowOnt...
How to read a line from the console in C?
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14 Answers
14
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What are the differences between delegates and events?
...to buy the newspaper my point right or wrong?
– Rahul_Patil
Apr 15 at 8:57
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Android emulator shows nothing except black screen and adb devices shows “device offline”
...rted working again.
The "Use Host GPU" does only work for me with Android 4.2 as "Target".
Update 26.02.2014:
There a two hints in the Configuring Graphics Acceleration chapter from developer.android.com.
Caution: As of SDK Tools Revision 17, the graphics acceleration feature for the emulator...
How to disable word-wrap in Xcode 4 editor?
I can't find how to disable word-wrap in Xcode 4 editor. How can I do it?
2 Answers
2
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How do I Search/Find and Replace in a standard string?
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edited Jun 22 '16 at 11:47
jotik
14.3k99 gold badges4646 silver badges103103 bronze badges
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JavaScript % (modulo) gives a negative result for negative numbers
According to Google Calculator (-13) % 64 is 51 .
11 Answers
11
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sed in-place flag that works both on Mac (BSD) and Linux
... and the dot.
Proof:
# GNU sed
% sed --version | head -1
GNU sed version 4.2.1
% echo 'foo' > file
% sed -i.bak 's/foo/bar/' ./file
% ls
file file.bak
% cat ./file
bar
# BSD sed
% sed --version 2>&1 | head -1
sed: illegal option -- -
% echo 'foo' > file
% sed -i.bak 's/foo/bar/' ./f...