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Fastest hash for non-cryptographic uses?
... Just a quick note - I tried this with a much longer string (~5000 chars) and CRC32 was slower than MD5 and SHA1 on my machine (i7-6650U, 16GB). CRC32 - 1.7s , MD5 - 1.4s, SHA1 - 1.5s. Always test for yourself.
– Sam Tolton
Oct 24 '17 at 11:03
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SQLite Concurrent Access
...at any instant in time. For many situations, this is not a problem. Writer queue up. Each application does its database work quickly and moves on, and no lock lasts for more than a few dozen milliseconds. But there are some applications that require more concurrency, and those applications may need ...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...> aaf4c61ddcc5e8a2dabede0f3b482cd9aea9434d
Crypt/SHA512 => $6$rounds=5000$usesomesillystri$D4IrlXatmP7rx3P3InaxBeoomnAihCKRVQP22JZ6EY47Wc6BkroIuUUBOov1i.S5KPgErtP/EN5mcO.ChWQW21
So the choice for PHP is either Crypt/Blowfish (BCrypt), Crypt/SHA256 or Crypt/SHA512. Or at least Crypt/MD5 (PHK)...
Difference between Java SE/EE/ME?
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websocket
java faces
dependency injection
ejb
persistence
transaction
jms
batch api
Java ME includes the following APIs and many more
Wireless Messaging
Java ME Web Services
Security and Trust Services API
Location
Mobile XML API
Hope this helps.
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How to find/identify large commits in git history?
... minute.
The Base Script
git rev-list --objects --all \
| git cat-file --batch-check='%(objecttype) %(objectname) %(objectsize) %(rest)' \
| sed -n 's/^blob //p' \
| sort --numeric-sort --key=2 \
| cut -c 1-12,41- \
| $(command -v gnumfmt || echo numfmt) --field=2 --to=iec-i --suffix=B --padding=7...
Can “git pull --all” update all my local branches?
...his script. Is it possible that someone can convert that script to windows batch ?
– Saariko
Aug 2 '12 at 10:35
@Saari...
MySql: Tinyint (2) vs tinyint(1) - what is the difference?
...very little to educate future SO readers. Your answer is in the moderation queue for being low-quality.
– mickmackusa
Apr 22 '17 at 2:28
add a comment
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How to simulate Android killing my process
... is not recognized as an internal or external command, operable program or batch file.
– Dale
Jan 2 '19 at 0:23
But I ...
Why is volatile needed in C?
...to be doing that, you can for example write a thread safe circular message queue without needing explicit concurrency protection, but it will need volatiles.
– Gordon Wrigley
Oct 29 '08 at 9:57
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What does “atomic” mean in programming?
...n this way data does not become corrupt, and consequential of locks and/or queues, the next operation will be a different write or a read, but only after the fact. In the context of variables and threading this is much the same, applied to memory.
Your quote highlights that this need not be expecte...