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Binding arrow keys in JS/jQuery
...tch(e.which || e.keyCode) {.
(edit 2020)
Note that KeyboardEvent.which is now deprecated. See this example using KeyboardEvent.key for a more modern solution to detect arrow keys.
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How to get names of classes inside a jar file?
...tName().endsWith(".class")) {
// This ZipEntry represents a class. Now, what class does it represent?
String className = entry.getName().replace('/', '.'); // including ".class"
classNames.add(className.substring(0, className.length() - ".class".length()));
}
}
Option (...
What does this square bracket and parenthesis bracket notation mean [first1,last1)?
...art counting at 1, would instead use the i = 1, i <= N nomenclature but now we need to correct the array offset in a zero-based language.
e.g.
function main() {
var output = "";
var a = [ 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 ];
for( var i = 1; i <= 10; i++ ) // [1,10]
...
What is the argument for printf that formats a long?
...
Yep Dr Beco; further, just %l triggers warning: unknown conversion type character 0x20 in format [-Wformat]
– Patrizio Bertoni
Jul 29 '15 at 10:53
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MongoDB with redis
...
Redis and MongoDB can be used together with good results. A company well-known for running MongoDB and Redis (along with MySQL and Sphinx) is Craiglist. See this presentation from Jeremy Zawodny.
MongoDB is interesting for persistent, document oriented, data indexed in various ways. Redis is more ...
How to sort objects by multiple keys in Python?
...post I just
referenced influenced each other in some way, though I don't know which order.
In case the link dies here's a very quick synopsis of examples not covered above:
mylist = sorted(mylist, key=itemgetter('name', 'age'))
mylist = sorted(mylist, key=lambda k: (k['name'].lower(), k['age']))
...
Limit text length to n lines using CSS
... @markzzz - thanks for that, no idea how I missed it :-) I revised it now, but it's not something I would use in production without a bit more work. But at least the basic idea is laid out.
– asimovwasright
Oct 13 '17 at 8:24
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Copy a file in a sane, safe and efficient way
...
@Peter This should now probably be the accepted answer given that C++17 is available.
– Martin York
Jan 30 at 15:02
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MySQL 'create schema' and 'create database' - Is there any difference
...iew names. All tables and views were
created within a "schema". I do not know whether that version defined
some cross-schema access to tables and views, but I assume it did.
AFAIR, no product (at least back then) really implemented it, that whole
concept was more theory than practice.
OTOH, IS...
How do I lowercase a string in Python?
...icode_literal.lower()
u'\u043a\u0438\u043b\u043e\u043c\u0435\u0442\u0440'
Now if we only have it in the form of a str, we need to convert it to unicode. Python's Unicode type is a universal encoding format that has many advantages relative to most other encodings. We can either use the unicode cons...