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Comparing two dictionaries and checking how many (key, value) pairs are equal
I have two dictionaries, but for simplification, I will take these two:
26 Answers
26
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...י צקלה", ensure_ascii=False).encode('utf8')
>>> json_string
b'"\xd7\x91\xd7\xa8\xd7\x99 \xd7\xa6\xd7\xa7\xd7\x9c\xd7\x94"'
>>> print(json_string.decode())
"ברי צקלה"
If you are writing to a file, just use json.dump() and leave it to the file object to encode:
with op...
Is there a function to make a copy of a PHP array to another?
...
In PHP arrays are assigned by copy, while objects are assigned by reference. This means that:
$a = array();
$b = $a;
$b['foo'] = 42;
var_dump($a);
Will yield:
array(0) {
}
Whereas:
$a = new StdClass();
$b = $a;
$b->foo = 42;
var_dump($a);
Y...
Easiest way to toggle 2 classes in jQuery
If I have class .A and class .B and want to switch in between on button click, what's a nice solution for that in jQuery? I still don't understand how toggleClass() works.
...
30条爆笑的程序员梗 PHP是最好的语言 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...要说服他们，PHP语言是最好的语言。
4.睡觉
我是一个苦b的程序员，今晚加班到快通宵了，困得快睁不开眼了，女上司很关心，问我要不要吃宵夜。
我没好气地说，宵夜就算了，能让我睡一觉就行了。
女上司红着脸说了句讨...
What is the most effective way for float and double comparison?
What would be the most efficient way to compare two double or two float values?
31 Answers
...
What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
... it's in the man git-rev-parse documentation:
To exclude commits reachable from a commit, a prefix ^ notation is used. E.g. ^r1 r2 means commits reachable from r2 but exclude the ones reachable from r1.
This set operation appears so often
that there is a shorthand for it. When
you have ...
Remove accents/diacritics in a string in JavaScript
...
With ES2015/ES6 String.prototype.normalize(),
const str = "Crème Brulée"
str.normalize("NFD").replace(/[\u0300-\u036f]/g, "")
> "Creme Brulee"
Two things are happening here:
normalize()ing to NFD Unicode normal form decomposes combined graphemes into the combination of simple ones. T...
Is there a standardized method to swap two variables in Python?
In Python, I've seen two variable values swapped using this syntax:
7 Answers
7
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Representing graphs (data structure) in Python
...e neatly represent a graph in Python ? (Starting from scratch i.e. no libraries!) What data structure (e.g. dicts/tuples/dict(tuples)) will be fast but also memory efficient? One must be able to do various graph operations on it.
As pointed out, the various graph representations might he...