大约有 15,461 项符合查询结果（耗时：0.0402秒） [XML]
How do you detect where two line segments intersect? [closed]
...es Cramer's Rule (don't ask me) to solve the equations themselves.
I can attest that it works in my feeble asteroids clone, and seems to deal correctly with the edge cases described in other answers by Elemental, Dan and Wodzu. It's also probably faster than the code posted by KingNestor because it'...
Sqlite or MySql? How to decide? [closed]
... ensure that multiple processes don't screw the file up). It's really well tested and I like it a lot.
Also, if you aren't able to choose this correctly by yourself, you probably need to hire someone on your team who can.
s...
What's the difference between session.persist() and session.save() in Hibernate?
...ow a PersistentObjectException, as it is not allowed.
All these are tried/tested on Hibernate v4.0.1.
share
|
improve this answer
|
follow
|
...
Why is super.super.method(); not allowed in Java?
...ds T1 { int x = 2; }
class T3 extends T2 {
int x = 3;
void test() {
System.out.println("x=\t\t" + x);
System.out.println("super.x=\t\t" + super.x);
System.out.println("((T2)this).x=\t" + ((T2)this).x);
System...
How to count the number of set bits in a 32-bit integer?
...ke x86's popcnt, on CPUs where it's supported) will almost certainly be fastest. Some other architectures may have a slow instruction implemented with a microcoded loop that tests a bit per cycle (citation needed).
A pre-populated table lookup method can be very fast if your CPU has a large cache a...
How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...struct adder<Goal, Goal>{
static unsigned const value = Goal;
};
Testcode:
template<unsigned Start>
struct sum_from{
template<unsigned Goal>
struct to{
template<unsigned N>
struct equals;
typedef equals<adder<Start, Goal>::value> result;
};...
Greenlet Vs. Threads
...t to spawn 60000 native threads or processes to complete the work and this test shows nothing (also did you take the timeout off of the gevent.joinall() call?). Try using a thread pool of about 50 threads, see my answer: stackoverflow.com/a/51932442/34549
– zzzeek
...
Pimpl idiom vs Pure virtual class interface
... dodgy. The answer here is a sensible balance that may also help with unit testing via "dependency injection"; but the answer always depends on requirements. Third party Library writers (as distinct from using a library in your own organization) may heavily prefer the Pimpl.
– ...
How to make a PHP SOAP call using the SoapClient class
...5xah/11593623.zip
The code.
This is what you need to do at PHP side:
(Tested and working)
<?php
// Create Contact class
class Contact {
public function __construct($id, $name)
{
$this->id = $id;
$this->name = $name;
}
}
// Initialize WS with the WSDL
$cli...
SQLAlchemy: print the actual query
...
the second half of the answer has been updated with the latest information.
– zzzeek
Jul 30 '14 at 20:11
2
...