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How does a Java HashMap handle different objects with the same hash code?
...ion at http://javarevisited.blogspot.com/2011/02/how-hashmap-works-in-java.html
To Summarize:
HashMap works on the principle of hashing
put(key, value): HashMap stores both key and value object as Map.Entry. Hashmap applies hashcode(key) to get the bucket. if there is collision ,HashMap uses Lin...
Fast way of counting non-zero bits in positive integer
...ng about 64KB of memory).
#http://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetTable
POPCOUNT_TABLE16 = [0] * 2**16
for index in range(len(POPCOUNT_TABLE16)):
POPCOUNT_TABLE16[index] = (index & 1) + POPCOUNT_TABLE16[index >> 1]
def popcount32_table16(v):
return (POPCO...
How is OAuth 2 different from OAuth 1?
...2.0 authorization framework. To see why this is true, visit tools.ietf.org/html/draft-ietf-oauth-v2, and search for "beyond the scope of this specification" ;)
– Håvard Geithus
Jul 4 '12 at 17:01
...
How do I delete an exported environment variable?
...com/library/view/solaristm-7-reference/0130200484/0130200484_ch18lev1sec24.html
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How can I set up an editor to work with Git on Windows?
...Files/Notepad++/user.manual/documentation/notepad-user-manual/command-line.html
– Andrew Swan
May 9 '11 at 3:21
...
What does the function then() mean in JavaScript?
...n't a built-in .then back then, but native promises are coming now in ES6: html5rocks.com/en/tutorials/es6/promises
– janfoeh
Dec 17 '13 at 10:25
...
Apply CSS styles to an element depending on its child elements
...ostfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C...
Returning an array using C
...en... looks like it should direct us here: bell-labs.com/usr/dmr/www/chist.html
– Dr.Queso
Mar 25 '16 at 2:09
@Kundor:...
Proper way to declare custom exceptions in modern Python?
...
As of Python 3.8 (2018, https://docs.python.org/dev/whatsnew/3.8.html), the recommended method is still:
class CustomExceptionName(Exception):
"""Exception raised when very uncommon things happen"""
pass
Please don't forget to document, why a custom exception is neccessary!
If ...
Give all the permissions to a user on a DB
... TABLES" is not available on 8.1 (postgresql.org/docs/8.1/static/sql-grant.html) I know I could loop through the tables and give the permissions individually, but this is what I'm trying to avoid. but thanks for your help
– Diego
Mar 18 '14 at 15:51
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