大约有 16,800 项符合查询结果（耗时：0.0472秒） [XML]
Is ASCII code 7-bit or 8-bit?
My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
...
What is the logic behind the “using” keyword in C++?
What is the logic behind the "using" keyword in C++?
1 Answer
1
...
What is the difference between loose coupling and tight coupling in the object oriented paradigm?
Can any one describe the exact difference between loose coupling and tight coupling in Object oriented paradigm?
16 Answers...
How to prove that a problem is NP complete?
I have problem with scheduling. I need to prove that the problem is NP complete. What can be the methods to prove it NP complete?
...
Use of the MANIFEST.MF file in Java
I noticed that JAR, WAR and EAR files have a MANIFEST.MF file under the META-INF folder.
2 Answers
...
How to create the most compact mapping n → isprime(n) up to a limit N?
Naturally, for bool isprime(number) there would be a data structure I could query.
I define the best algorithm , to be the algorithm that produces a data structure with lowest memory consumption for the range (1, N], where N is a constant.
Just an example of what I am looking for: I could rep...
Database design for audit logging
Every time I need to design a new database I spend quite some time
thinking on how I should set up the database schema to keep an audit log of
the changes.
...
How to change fontFamily of TextView in Android
So I'd like to change the android:fontFamily in Android but I don't see any pre-defined fonts in Android. How do I select one of the pre-defined ones? I don't really need to define my own TypeFace but all I need is something different from what it shows right now.
...
What are the rules about using an underscore in a C++ identifier?
It's common in C++ to name member variables with some kind of prefix to denote the fact that they're member variables, rather than local variables or parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo occasionally.
...
Difference between array_map, array_walk and array_filter
What exactly is the difference between array_map , array_walk and array_filter . What I could see from documentation is that you could pass a callback function to perform an action on the supplied array. But I don't seem to find any particular difference between them.
...