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Simple basic explanation of a Distributed Hash Table (DHT)
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There are many other overlay structures such as this that use content-based routing to find the right node on which to store a key. Locating a key in a ring requires searching round the ring one node at a time (unless you keep a local look-up table, problematic in a DHT of thousands of nodes), ...
How to read a single char from the console in Java (as the user types it)?
...le input in Python and Java. Excerpt:
If your program must be console based,
you have to switch your terminal out
of line mode into character mode, and
remember to restore it before your
program quits. There is no portable
way to do this across operating
systems.
One of the sugges...
urllib2.HTTPError: HTTP Error 403: Forbidden
...Y
END_DATE= date(2017, 9, 14) # End date of stock quote data DD-MM-YYYY
BASE_URL = "https://www.nseindia.com/products/dynaContent/common/productsSymbolMapping.jsp?symbol={security}&segmentLink=3&symbolCount=1&series=ALL&dateRange=+&fromDate={start_date}&toDate={end_date}&a...
How to hash a string into 8 digits?
...thon3 -c 'print(hash("foo"))'
-8152690834165248934
This means the hash()-based solution suggested, which can be shortened to just:
hash(s) % 10**8
will only return the same value within a given script run:
#Python 2:
$ python2 -c 's="your string"; print(hash(s) % 10**8)'
52304543
$ python2 -c '...
Android Webview - Webpage should fit the device screen
I have tried the following to fit the webpage based on the device screen size.
21 Answers
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Javascript: Extend a Function
... javascript extension.
First let us extend javascript function.
function Base(props) {
const _props = props
this.getProps = () => _props
// We can make method private by not binding it to this object.
// Hence it is not exposed when we return this.
const privateMethod = ()...
Why does git revert complain about a missing -m option?
...o do
git cherry-pick -m 2 mycommitsha
This is because -m 1 would merge based on the common parent where as -m 2 merges based on branch y, that is the one I want to cherry-pick to.
share
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improv...
What's an elegant way to conditionally add a class to an HTML element in a view?
I occasionally have to add a class to an html element based on a condition. The problem is I can't figure out a clean way of doing it. Here's an example of the stuff I've tried:
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“elseif” syntax in JavaScript
...e if you are actually omitting the optional block {...}. I was referencing based on EMCAScript and MDN..
– skube
Apr 21 '15 at 14:49
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Query to count the number of tables I have in MySQL
...t to do a quick command line query to count the number of tables in my database. Is that possible? If so, what is the query?
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