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Code Golf: Collatz Conjecture
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64
votes
Befunge
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Smallest data URI image possible for a transparent image
...ds (in some browsers).
Shorter (but unstable - 74 bytes)
data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
I would advise using the slightly longer and more stable version as follows:
⇊ Stable ⇊ (but slightly longer - 78 bytes)
data:image/gif;base64,R0lGODlhAQABAI...
How do I get the directory that a program is running from?
...t argc, char* argv[])
{
std::string argv_str(argv[0]);
std::string base = argv_str.substr(0, argv_str.find_last_of("/"));
}
You can now just use this as a base for your relative path. So for example I have this directory structure:
main
----> test
----> src
----> bin
and...
How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
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64
conda will only keep track of the packages it installed. And pip will give you the packages tha...
I need to securely store a username and password in Python, what are my options?
...s
from pbkdf2 import PBKDF2
from Crypto.Cipher import AES
import os
import base64
import pickle
### Settings ###
saltSeed = 'mkhgts465wef4fwtdd' # MAKE THIS YOUR OWN RANDOM STRING
PASSPHRASE_FILE = './secret.p'
SECRETSDB_FILE = './secrets'
PASSPHRASE_SIZE = 64 # 512-bit passphrase
KEY_SIZE = 32 ...
putting datepicker() on dynamically created elements - JQuery/JQueryUI
...atepicker_recurring_start", function(){
$(this).datepicker();
});
DEMO
The $('...selector..').on('..event..', '...another-selector...', ...callback...); syntax means:
Add a listener to ...selector.. (the body in our example) for the event ..event.. ('focus' in our example). For all the des...
Where can I find Android source code online? [closed]
...or AOSP: cs.android.com. There's also the
Android official source browser (based on Gitiles) has a web view of many of the different parts that make up android. Some of the projects (such as Kernel) have been removed and it now only points you to clonable git repositories.
To get all the code loca...
Prevent body scrolling but allow overlay scrolling
...verlay:
.overlay {
overscroll-behavior: contain;
...
}
Codepen demo
Currently works in Chrome, Firefox and IE(caniuse)
For more details check google developers article.
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improv...
Is there a way to only install the mysql client (Linux)?
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or Debian based distros
– CTodea
Jul 26 '18 at 13:54
1
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