大约有 10,170 项符合查询结果（耗时：0.0217秒） [XML]
How to read lines of a file in Ruby
I was trying to use the following code to read lines from a file. But when reading a file , the contents are all in one line:
...
Swift Beta performance: sorting arrays
I was implementing an algorithm in Swift Beta and noticed that the performance was very poor. After digging deeper I realized that one of the bottlenecks was something as simple as sorting arrays. The relevant part is here:
...
Numpy first occurrence of value greater than existing value
I have a 1D array in numpy and I want to find the position of the index where a value exceeds the value in numpy array.
7 A...
Obtaining a powerset of a set in Java
...
26 Answers
26
Active
...
How to determine the longest increasing subsequence using dynamic programming?
I have a set of integers. I want to find the longest increasing subsequence of that set using dynamic programming.
19 Ans...
How to escape a JSON string containing newline characters using JavaScript?
I have to form a JSON string in which a value is having new line character. This has to be escaped and then posted using AJAX call. Can any one suggest a way to escape the string with JavaScript. I am not using jQuery.
...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...而从程序的角度来看，这样的理解更合适，
socket起源于Unix，而Unix/Linux基本哲学之一就是“一切皆文件”，都可以用“打开open –> 读写write/read –> 关闭close”模式来操作。我的理解就是Socket就是该模式的一个实现，socket...
Check if table exists and if it doesn't exist, create it in SQL Server 2008
I am writing a Stored procedure in SQL Server 2008.
I need to check if a table exists in the database. If it doesn't then I need to create it.
...
Make xargs execute the command once for each line of input
How can I make xargs execute the command exactly once for each line of input given?
It's default behavior is to chunk the lines and execute the command once, passing multiple lines to each instance.
...
What is the argument for printf that formats a long?
The printf function takes an argument type, such as %d or %i for a signed int . However, I don't see anything for a long value.
...