大约有 15,461 项符合查询结果（耗时：0.0283秒） [XML]
Fastest way to list all primes below N
...to, rwh_primes, rwh_primes1, and rwh_primes2.
Of the plain Python methods tested, with psyco, for n=1000000,
rwh_primes1 was the fastest tested.
+---------------------+-------+
| Method | ms |
+---------------------+-------+
| rwh_primes1 | 43.0 |
| sieveOfAtkin | 4...
Regular expression to match a word or its prefix
...
Use this live online example to test your pattern:
Above screenshot taken from this live example: https://regex101.com/r/cU5lC2/1
Matching any whole word on the commandline.
I'll be using the phpsh interactive shell on Ubuntu 12.10 to demonstrate the P...
Test if a class has an attribute?
I'm trying to do a little Test-First development, and I'm trying to verify that my classes are marked with an attribute:
4 ...
What's the difference between dependencies, devDependencies and peerDependencies in npm package.json
...dency would be used by different dependencies.
expected to start on 3.0 (untested): give a warning if missing on npm install, and you have to solve the dependency yourself manually. When running, if the dependency is missing, you get an error (mentioned by @nextgentech)
Transitivity (mentioned by B...
Get class that defined method
...ct__! Sometimes __slots__ is used. It's probably better to use getattrto test if the method is in the class.
– Codie CodeMonkey
Mar 11 '13 at 22:07
16
...
Detecting iOS / Android Operating system
...
You can test the user agent string:
/**
* Determine the mobile operating system.
* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
*
* @returns {String}
*/
function getMobileOperatingSystem() {
v...
Facebook App: localhost no longer works as app domain
... using localhost as an app domain seemed to work just fine. I was able to test my game both locally and on Heroku.
13 Answ...
Execution of Python code with -m option or not
...s will work correctly with foo.bar as the starting point.
Demo:
$ mkdir -p test/foo/bar
$ touch test/foo/__init__.py
$ touch test/foo/bar/__init__.py
$ cat << EOF > test/foo/bar/baz.py
> if __name__ == "__main__":
> print __package__
> print __name__
>
> EOF
$ PYTHO...
How to run a JAR file
...e demonstration, but here's another one from scratch. You need two files:
Test.java:
public class Test
{
public static void main(String[] args)
{
System.out.println("Hello world");
}
}
manifest.mf:
Manifest-version: 1.0
Main-Class: Test
Note that the text file must end wit...
PHP function overloading
...;';
echo $obj->mymethod();
echo '<br />$obj->mymethod(null,"test") <br />';
echo $obj->mymethod(null,'test');
echo '<br /> $obj->mymethod("test","test","test")<br />';
echo $obj->mymethod('test','test','test');
...