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Understanding Python's “is” operator
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184
You misunderstood what the is operator tests. It tests if two variables point the same object, ...
Are Javascript arrays sparse?
... right out.
– bobince
Oct 2 '09 at 18:30
72
Then shalt thou only use Strings as object keys, no m...
How to determine an object's class?
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810
if (obj instanceof C) {
//your code
}
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Android encryption / decryption using AES [closed]
... = SecureRandom.getInstance("SHA1PRNG");
sr.setSeed(keyStart);
kgen.init(128, sr); // 192 and 256 bits may not be available
SecretKey skey = kgen.generateKey();
byte[] key = skey.getEncoded();
// encrypt
byte[] encryptedData = encrypt(key,b);
// decrypt
byte[] decryptedData = decrypt(key,encryp...
Recommended way to embed PDF in HTML?
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answered Nov 15 '08 at 0:01
lubos haskolubos hasko
23.3k1010 gold badges5252 silver badges6161 bronze badges
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What is the difference between std::array and std::vector? When do you use one over other? [duplicat
...rray; e.g., C library routines. (As an aside, std::vector<char> buf(8192); is a great way to allocate a local buffer for calls to read/write or similar without directly invoking new.)
That said, the lack of that extra level of indirection, plus the compile-time constant size, can make std::a...
Difference between “\n” and Environment.NewLine
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208
Depends on the platform. On Windows it is actually "\r\n".
From MSDN:
A string containing "...
Remove duplicated rows
...nthony Damico
4,49366 gold badges4040 silver badges6868 bronze badges
1
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How to prevent going back to the previous activity?
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edited Jul 8 '13 at 19:30
answered Dec 28 '11 at 18:53
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How to configure socket connect timeout
...s more aspect.
– TravisWhidden
Jan 28 '11 at 19:01
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