大约有 26,000 项符合查询结果（耗时：0.0606秒） [XML]
sed: print only matching group
...rab the last two numbers (one int, one float; followed by optional whitespace) and print only them.
5 Answers
...
What do hjust and vjust do when making a plot using ggplot?
...
Active
Oldest
Votes
...
What's the difference between hard and soft floating point numbers?
When I compile C code with my cross toolchain, the linker prints pages of warnings saying that my executable uses hard floats but my libc uses soft floats. What's the difference?
...
How can I provide multiple conditions for data trigger in WPF?
How can I provide multiple conditions for data trigger in WPF?
4 Answers
4
...
Ruby send vs __send__
I understand the concept of some_instance.send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
...
How to pass multiple parameters in a querystring
I have three values which I have to pass as parameters for e.g., strID , strName and strDate .
6 Answers
...
SQL query to find record with ID not in another table
...
Active
Oldest
Votes
...
Is there a way to suppress JSHint warning for one given line?
I have a (single) case in my app were eval is used, and I would like to suppress JSHint warning only for this case.
3 Ans...
Can I update a component's props in React.js?
After starting to work with React.js, it seems like props are intended to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
...
When should I use perror(“…”) and fprintf(stderr, “…”)?
Reading the man pages and some code did not really help me in
understanding the difference between - or better, when I should use - perror("...") or fprintf(stderr, "...") .
...