大约有 9,000 项符合查询结果（耗时：0.0368秒） [XML]
How to reverse a singly linked list using only two pointers?
I wonder if there exists some logic to reverse a singly-linked list using only two pointers.
33 Answers
...
How do I fix “for loop initial declaration used outside C99 mode” GCC error?
I'm trying to solve the 3n+1 problem and I have a for loop that looks like this:
11 Answers
...
Visual Studio debugger - Displaying integer values in Hex
I'm using Visual Studio 2008 and I have just noticed that the debugger is displaying integer values as Hex when I hover over variables and also in the immediate window. I guess I must have hit a shortcut key accidently or something.
...
How to create a protocol with methods that are optional?
I noticed methods marked optional in several protocols defined in the iPhone SDK, such as the UIActionSheetDelegate protocol for example.
...
Read an Excel file directly from a R script
How can I read an Excel file directly into R? Or should I first export the data to a text- or CSV file and import that file into R?
...
How can I change the color of pagination dots of UIPageControl?
I am developing an application in which I want to change either color or image of UIPageControl pagination dots. How can I change it? Is it possible to customize UIpageControl on above scenario?
...
iPhone: How to get current milliseconds?
What is the best way to get the current system time milliseconds?
18 Answers
18
...
How to read a file in reverse order?
How to read a file in reverse order using python? I want to read a file from last line to first line.
21 Answers
...
What is the equivalent of the C++ Pair in Java?
Is there a good reason why there is no Pair<L,R> in Java? What would be the equivalent of this C++ construct? I would rather avoid reimplementing my own.
...
Creating a new directory in C
I want to write a program that checks for the existence of a directory; if that directory does not exist then it creates the directory and a log file inside of it, but if the directory already exists, then it just creates a new log file in that folder.
...