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In Python, how do I index a list with another list?
...ng, either by integer, slice or index-list:
class Flexlist(list):
def __getitem__(self, keys):
if isinstance(keys, (int, slice)): return list.__getitem__(self, keys)
return [self[k] for k in keys]
Which, for your example, you would use as:
L = Flexlist(['a', 'b', 'c', 'd', 'e...
Is Big O(logn) log base e?
...
Daniel PrydenDaniel Pryden
52.7k1212 gold badges8787 silver badges128128 bronze badges
...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
... a slightly different spot: sudo ln -s /usr/local/mysql-5.5.29-osx10.6-x86_64/lib/libmysqlclient.18.dylib /usr/lib/libmysqlclient.18.dylib
– Matt
Apr 2 '14 at 16:35
...
Convert JavaScript string in dot notation into an object reference
...etting them if a new value is sent into the function? – Swader Jun 28 at 21:42
(sidenote: sadly can't return an object with a Setter, as that would violate the calling convention; commenter seems to instead be referring to a general setter-style function with side-effects like index(obj,"a.b.etc...
PHP script - detect whether running under linux or Windows?
...7
sanmai
21.3k1010 gold badges5252 silver badges7171 bronze badges
answered May 4 '11 at 5:40
Sander MarechalS...
Simple example of threading in C++
...n older version (1.32).
– Frank
Feb 21 '09 at 0:42
task1 was not declared in this scope?
– Jake ...
Best way to give a variable a default value (simulate Perl ||, ||= )
...
212
PHP 5.3 has a shorthand ?: operator:
$foo = $bar ?: $baz;
Which assigns $bar if it's not an...
Python nonlocal statement
...amples)
– superuseroi
Mar 30 '15 at 21:24
|
show 3 more co...
Fastest way to list all primes below N
...on.
Below is a script which compares a number of implementations:
ambi_sieve_plain,
rwh_primes,
rwh_primes1,
rwh_primes2,
sieveOfAtkin,
sieveOfEratosthenes,
sundaram3,
sieve_wheel_30,
ambi_sieve (requires numpy)
primesfrom3to (requires numpy)
primesfrom2to (requires numpy)
Many thanks to...
App Inventor 2 上传文件到服务器的方案全总结 - App Inventor 2 中文网 - ...
...Program...";//phpinfo();
$picDir = "./test/";
$fileName = $_REQUEST['pic'];
$startT = microtime(TRUE);
echo "\nReceiving: $fileName \n";
$dataToWrite = file_get_contents('php://input');
$fileStatus = file_put_contents($picDir.$fileName, $dataToWrite);
$dur = microtime(TR...