大约有 9,000 项符合查询结果（耗时：0.0168秒） [XML]
Execution time of C program
I have a C program that aims to be run in parallel on several processors. I need to be able to record the execution time (which could be anywhere from 1 second to several minutes). I have searched for answers, but they all seem to suggest using the clock() function, which then involves calculating...
Multiplication on command line terminal
I'm using a serial terminal to provide input into our lab experiment. I found that using
8 Answers
...
How do I clone a subdirectory only of a Git repository?
...
Active
Oldest
Votes
...
Limitations of Intel Assembly Syntax Compared to AT&T [closed]
To me, Intel syntax is much easier to read. If I go traipsing through assembly forest concentrating only on Intel syntax, will I miss anything? Is there any reason I would want to switch to AT&T (outside of being able to read others' AT&T assembly)? My first clue is that gdb uses AT&T by default.
...
Iterating over Java collections in Scala
I'm writing some Scala code which uses the Apache POI API. I would like to iterate over the rows contained in the java.util.Iterator that I get from the Sheet class. I would like to use the iterator in a for each style loop, so I have been trying to convert it to a native Scala collection but ...
Scala 2.8 breakOut
In Scala 2.8 , there is an object in scala.collection.package.scala :
4 Answers
4
...
Shell command to sum integers, one per line?
I am looking for a command that will accept (as input) multiple lines of text, each line containing a single integer, and output the sum of these integers.
...
What is the best regular expression to check if a string is a valid URL?
How can I check if a given string is a valid URL address?
55 Answers
55
...
The performance impact of using instanceof in Java
I am working on an application and one design approach involves extremely heavy use of the instanceof operator. While I know that OO design generally tries to avoid using instanceof , that is a different story and this question is purely related to performance. I was wondering if there is any per...