大约有 15,500 项符合查询结果（耗时：0.0385秒） [XML]
Simple way to encode a string according to a password?
...mport base64
def encode(key, string):
encoded_chars = []
for i in xrange(len(string)):
key_c = key[i % len(key)]
encoded_c = chr(ord(string[i]) + ord(key_c) % 256)
encoded_chars.append(encoded_c)
encoded_string = "".join(encoded_chars)
return base64.urlsafe_b...
Generating v5 UUID. What is name and namespace?
...bability. The Wikipedia entry for the Birthday Problem (aka Birthday Paradox) includes a table that gives the probabilities of at least one collision for various numbers of keys and table sizes. For 128-bits, hashing 26 billion keys this way has a probability of collision of p=10^-18 (negligible), b...
Prototypical inheritance - writing up [duplicate]
So I have these 2 examples, from javascript.info:
2 Answers
2
...
Creating range in JavaScript - strange syntax
...r); //['0', '1', '2']
arr.length; //3, implies arr[3] === undefined
//we expand the array by 1 item
arr.length = 4;
arr[3]; //undefined
arr.hasOwnProperty(3); //false
Object.keys(arr); //['0', '1', '2']
We get to the inherent difference between the number of items in the array, arr.length, and th...
Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
...o I had to roll my own which I would like to share here with you. (Please excuse my bad English) (It's a little crazy to answer another Czech guy in English :-) )
The first thing I tried was to use a good old PopupWindow. It's quite easy - one only has to listen to the OnMarkerClickListener and the...
Python str vs unicode types
...
unicode is meant to handle text. Text is a sequence of code points which may be bigger than a single byte. Text can be encoded in a specific encoding to represent the text as raw bytes(e.g. utf-8, latin-1...).
Note that unicode is not encoded! The inter...
What is the best Distributed Brute Force countermeasure?
... would work in combination with other best-practices approaches to auth: fixed-username throttling, per-IP throttling, code-enforced strong password policy, unthrottled cookie login, hashing all password equivalents before saving them, never using security questions, etc.
Assumptions about the att...
Git-Based Source Control in the Enterprise: Suggested Tools and Practices?
I use git for personal projects and think it's great. It's fast, flexible, powerful, and works great for remote development.
...
How and/or why is merging in Git better than in SVN?
...s that had to be merged.
So why did Subversion merges suck?
Ponder this example:
1 2 4 6 8
trunk o-->o-->o---->o---->o
\
\ 3 5 7
b1 +->o---->o---->o
When we want to merge b1's changes into the trunk we'd issue the following c...
SQL JOIN and different types of JOINs
...SO) and the linked article by Ligaya Turmelle where Jeff got the idea and explanded it.
– ypercubeᵀᴹ
Oct 12 '14 at 11:29
...