Hashcode is a result of applying a hash function to data, usually an integer.

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4
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1answer
58 views

Generating random and secure CSRF tokens

I googled around for secure random number generation and random string generation, combining them with some user data. Is this good or am I totally off-base? I don't know much about cryptography but ...
5
votes
1answer
42 views

Eliminating repetitiveness in code to test hash functions

I usually take my school code as a playground to mess around with things. I was given a bunch of premade hash functions and had to test their output and find when they reach a specific lower range. ...
10
votes
2answers
381 views

Override equals() and hashCode() using reflection

I wrote a utility method to override equals() using reflection. This works fine, but I wonder if this code will pass all the tests. ...
1
vote
1answer
59 views

Is this a good practice of password salt/hash? [closed]

Original: http://www.php.net/manual/en/function.crypt.php#114060 I've removed the original author's comments to give you a quick glance at the code. Visit the link for detailed explanations of each ...
2
votes
1answer
60 views

Is this correct for hashing a password?

Does this look like a good method to hash a user password. I'm not very familiar with how this whole hashing process works and below is a bunch of stuff I've seen on many different posts. My main ...
4
votes
1answer
45 views

A PHP Toolkit of some functions

Any major security risks? And please don't get angry over my novice log system. ...
3
votes
1answer
148 views

Implementation of the FNV-1a hash algorithm for 32- and 64-bit

Are there any improvements to these two classes which implement FNV-1a for hashing? Particularly, I'm looking for any reuse opportunities (possibly via a common abstract superclass derived from ...
4
votes
3answers
103 views

Anything wrong with this equals and hashCode implementation?

The below is the domain class called WordType which has Id as its unique DB generated value and Name and Description as other values. I was going through the 'Effective Java' resource by Joshua ...
2
votes
2answers
151 views

Improving code to compute hash of string

I want my code to be reviewed and I'd like to hear your opinions. Sun's code to compute hash of string: ...
2
votes
3answers
189 views

Retrieving current time and computing a hash value

Can someone critique this Java code? ...