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Questions tagged hash

248 questions · page 3 of 5

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13
votes
5
answers

Is this the way to salt and store a Password in Db?

c# encryption hash passwords
asked 2011-03-25T10:42:02.107
207
votes
11
answers

Changing every value in a hash in Ruby

ruby hash
asked 2011-03-04T02:55:37.063
18
votes
4
answers

Perl: Matching hash keys to a regular expression

perl hash
asked 2011-03-03T14:57:32.057
14
votes
5
answers

How to calculate a SHA-512 hash in C++ on Linux?

c++ c linux hash sha512
asked 2011-02-26T04:21:29.160
12
votes
4
answers

compile-time string hashing

c++ boost metaprogramming hash
asked 2011-02-12T02:56:28.173
12
votes
2
answers

GitHub source dynamic navigation

url button hash github back
asked 2011-02-10T01:36:16.060
123
votes
3
answers

Magic number in boost::hash_combine

c++ algorithm boost hash magic-numbers
asked 2011-02-09T18:14:31.877
31
votes
3
answers

How do I convert a Hash to a JSON string in Ruby 1.9?

ruby json hash
asked 2011-02-06T22:17:03.517
9
votes
1
answers

How to generate Hash of any file in java?

java hash
asked 2011-02-03T06:43:12.807
49
votes
11
answers

Hash table vs Balanced binary tree

algorithm language-agnostic data-structures hash tree
asked 2011-01-31T00:00:28.253
55
votes
3
answers

.NET implementation of scrypt

c# .net cryptography hash scrypt
asked 2011-01-30T22:25:07.193
11
votes
2
answers

How to generate unique images from hashed informations with PHP GD?

php hash gd
asked 2011-01-28T21:15:12.773
18
votes
4
answers

Convert array-of-hashes to a hash-of-hashes, indexed by an attribute of the hashes

ruby arrays performance hash
asked 2011-01-20T23:38:41.870
24
votes
2
answers

Calculate hash when writing to stream

c# .net stream cryptography hash
asked 2011-01-18T14:54:09.350
20
votes
3
answers

Building Hash by grouping array of objects based on a property of the items

ruby arrays hash
asked 2011-01-14T15:09:46.613
18
votes
5
answers

convert ruby hash to URL query string ... without those square brackets

ruby-on-rails hash uri parameters
asked 2011-01-11T06:06:44.850
14
votes
3
answers

How Do Hashes Work in Programming?

hash programming-languages
asked 2011-01-09T03:16:38.933
15
votes
2
answers

Retrieve an object from hashset in C#

c# hash
asked 2011-01-06T10:18:28.453
17
votes
2
answers

Vector of std::function<>

c++ function hash c++11
asked 2011-01-03T13:10:02.100
24
votes
1
answers

Hash syntax in Ruby

ruby hash syntax-error
asked 2010-12-30T15:20:15.247
11
votes
3
answers

What is the SHA-256 hash of a single "1" bit?

algorithm language-agnostic hash sha
asked 2010-12-12T17:40:46.703
42
votes
3
answers

How can I initialize an Array inside a Hash in Ruby

ruby arrays hash
asked 2010-12-10T14:57:37.817
67
votes
16
answers

Java calculate hex representation of a SHA-1 digest of a String

java hash sha1
asked 2010-12-09T16:44:07.587
47
votes
9
answers

Hashing passwords with MD5 or sha-256 C#

c# hash sha256
asked 2010-12-01T22:43:48.313
15
votes
5
answers

How do I confirm all elements in a hash are defined?

ruby hash
asked 2010-11-27T17:28:39.913
14
votes
1
answers

Why can't I use an integer as a key using the new Ruby 1.9.2 hash syntax?

ruby hash
asked 2010-11-25T22:57:48.053
169
votes
12
answers

How to hash a password

c# security hash passwords windows-phone-7
asked 2010-11-15T03:32:02.257
10
votes
2
answers

Password salts: prepending vs. appending

security hash password-protection salt-cryptography
asked 2010-11-13T09:33:23.280
9
votes
4
answers

Change url via JavaScript (no hash-tag)

javascript facebook url hash
asked 2010-11-07T00:13:48.857
145
votes
3
answers

How to implement a good __hash__ function in python

python hash
asked 2010-10-23T17:54:24.397
24
votes
3
answers

Generate random string from 4 to 8 characters in PHP

php string hash random unique
asked 2010-10-17T18:24:14.407
19
votes
3
answers

How to choose a salt for a hash function meant to protect passwords?

security encryption hash
asked 2010-09-23T21:04:30.600
9
votes
4
answers

How insecure is a salted SHA1 compared to a salted SHA512

php security hash sha1 sha512
asked 2010-09-18T04:59:01.703
34
votes
4
answers

How can I assign two arrays to a hash in Perl?

perl hash
asked 2010-09-15T08:37:45.053
44
votes
3
answers

How can I represent sets in Perl?

perl hash set
asked 2010-09-13T11:39:47.397
13
votes
6
answers

Simple string hashing function

string delphi hash
asked 2010-09-11T10:26:08.880
9
votes
5
answers

Create hash using block (Ruby)

ruby hash block
asked 2010-09-08T16:40:58.033
10
votes
6
answers

DRY way to assign hash values to an object

ruby hash
asked 2010-09-08T16:19:53.120
20
votes
1
answers

Internationalization for constants-hashes in rails 3

ruby-on-rails hash internationalization ruby-on-rails-3 constants
asked 2010-09-02T18:09:13.123
38
votes
6
answers

Compute a hash from a stream of unknown length in C#

c# hash cryptography stream
asked 2010-09-01T19:05:36.503
14
votes
4
answers

Generate secret code for password reset

php hash one-time-password
asked 2010-08-24T15:47:02.387
9
votes
4
answers

How to decode with MessageDigest , Base64

java hash base64
asked 2010-08-13T16:55:46.397
17
votes
3
answers

Hashing SSNs and other limited-domain information

security encryption cryptography hash privileges
asked 2010-07-23T03:28:14.297
16
votes
1
answers

What is a good way to produce a random "site salt" to be used in creating password retrieval tokens?

php security passwords hash password-protection
asked 2010-07-20T13:15:28.183
23
votes
6
answers

Python implementation of Jenkins Hash?

python hash
asked 2010-07-19T08:55:40.373
10
votes
4
answers

hash function for src dest ip + port

c hash network-programming hashtable
asked 2010-07-09T17:49:09.803
10
votes
6
answers

md5 decoding. How they do it?

security hash md5 decoding
asked 2010-06-15T21:12:30.800
55
votes
6
answers

Flattening hash into string in Ruby

ruby hash
asked 2010-06-15T16:17:35.173
22
votes
4
answers

Is it okay to truncate a SHA256 hash to 128 bits?

hash md5 sha256 sha
asked 2010-06-11T22:54:43.857
14
votes
4
answers

Python unhash value

python hash
asked 2010-06-09T14:19:21.513
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