大约有 21,000 项符合查询结果（耗时：0.0263秒） [XML]
Calendar Recurring/Repeating Events - Best Storage Method
...
Jon Surrell
7,96366 gold badges4242 silver badges5151 bronze badges
answered Mar 3 '11 at 20:20
Brandon WamboldtBrandon Wambold...
How to use base class's constructors and assignment operator in C++?
...or=(const Base&) { /*...*/ }
};
class Derived : public Base
{
int additional_;
public:
Derived(const Derived& d)
: Base(d) // dispatch to base copy constructor
, additional_(d.additional_)
{
}
Derived& operator=(const Derived& d)
{
Ba...
Difference between thread's context class loader and normal classloader
What is the difference between a thread's context class loader and a normal class loader?
4 Answers
...
Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
...ly are the negative consequences of using those methods? (I can only think adding portability between systems with different screen resolution.)
Some (incomplete, and unfortunately the links are broken due to migration of SwingLabs to java.net) technical reasons are for instance mentioned in the R...
What is The Rule of Three?
...b is generally a little more complicated,
because the target object is already in some valid state that needs to be dealt with.
Since we declared neither the copy constructor nor the assignment operator (nor the destructor) ourselves,
these are implicitly defined for us. Quote from the standard:
Th...
What is the difference between server side cookie and client side cookie?
...d client side cookies? Is there a way to create cookies that can only be read on the server or on the client?
4 Answers
...
What are the main purposes of using std::forward and which problems it solves?
...
You have to understand the forwarding problem. You can read the entire problem in detail, but I'll summarize.
Basically, given the expression E(a, b, ... , c), we want the expression f(a, b, ... , c) to be equivalent. In C++03, this is impossible. There are many attempts, but they...
Fastest hash for non-cryptographic uses?
...tabase, they may be malformed so I want to store a short hash of them instead (I will be simply comparing if they exist or not, so hash is ideal).
...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
... not make sense to use it ever. ;) (In his opinion, the next one is more readable).
You can use the built in list() function:
new_list = list(old_list)
You can use generic copy.copy():
import copy
new_list = copy.copy(old_list)
This is a little slower than list() because it has to find out the ...
Integrating the ZXing library directly into my Android application
... SOLVED + GUIDE
I've managed to figure it out :) And down below you can read step-by-step guide so it hopefully can help others with the same problem as I had ;)
Install Apache Ant - (See this YouTube video for config help)
Download the ZXing source from ZXing homepage and extract it
With the use...