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Categories
Tags
Hash
New post in Hash
Are unique indexes better for column search performance? (PGSQL & MySQL)
June 11th, 2022
mysql
hash
indexing
postgresql
Hash ordering preserved between iterations if not modified?
June 15th, 2022
ruby
hash
Possible to calculate MD5 (or other) hash with buffered reads?
June 13th, 2022
.net-3.5
buffer
md5
hash
c#
Difference between hash() and id()
June 12th, 2022
hash
equality
python
Do I need a "random salt" once per password or only once per database?
June 2nd, 2022
passwords
salt
hash
security
Where can I find source or algorithm of Python's hash() function?
June 3rd, 2022
c
hash
algorithm
python
Why is it not possible to reverse a cryptographic hash?
June 21st, 2022
cryptography
reversing
cryptographic-hash-function
md5
hash
Detecting if two images are visually identical
June 15th, 2022
image-processing
hash
image
algorithm
ruby using the "&:methodname" shortcut from array.map(&:methodname) for hash key strings rather than methodname
July 10th, 2022
collect
hash
dictionary
ruby
URL hash is persisting between redirects
June 4th, 2022
http
url
fragment
hash
redirect
Are quotes around hash keys a good practice in Perl?
June 12th, 2022
hash
quotes
perl
fast, large-width, non-cryptographic string hashing in python
June 19th, 2022
string
high-speed-computing
hash
python
Can I use a list as a hash in R? If so, why is it so slow?
June 3rd, 2022
perl
hash
r
Why are hash table expansions usually done by doubling the size?
June 17th, 2022
data-structures
hashtable
hash
algorithm
Is there a way to initialize an object through a hash?
June 29th, 2022
hash
constructor
initialization
ruby
Hashing 2D, 3D and nD vectors
June 18th, 2022
geometry
hash
vector
3d
Salt and hashing, why not use username?
June 10th, 2022
encryption
cryptography
salt
password-encryption
hash
Sum 2 hashes attributes with the same key
June 6th, 2022
hash
sum
attributes
ruby
Is order of a Ruby hash literal guaranteed?
June 5th, 2022
loops
literals
hash
sorting
ruby
Instant login from email. Why have so few done this?
July 4th, 2021
login
security
email
hash
Is there an equivalent to `Array::sample` for hashes?
June 15th, 2022
random
hash
ruby
Ruby 1.9 hash with a dash in a key
June 6th, 2022
ruby
ruby-1.9
hash
syntax
Use Objects.hash() or own hashCode() implementation?
June 6th, 2022
hash
java
Is time() a good salt?
July 18th, 2022
security
php
passwords
hash
salt
Pure-Ruby concurrent Hash
June 6th, 2022
hash
locking
concurrency
ruby
Options for caching / memoization / hashing in R
June 13th, 2022
caching
r
memoise
memoization
hash
When to use Struct instead of Hash in Ruby?
June 21st, 2022
hash
ruby
struct
Why do salts make dictionary attacks 'impossible'?
June 30th, 2022
security
dictionary-attack
salt
hash
Should the hash code of null always be zero, in .NET
July 6th, 2022
hash
c#
null
.net
How to build a Ruby hash out of two equally-sized arrays?
June 13th, 2022
arrays
hash
ruby
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