大约有 47,000 项符合查询结果（耗时：0.0432秒） [XML]
Histogram using gnuplot?
I know how to create a histogram (just use "with boxes") in gnuplot if my .dat file already has properly binned data. Is there a way to take a list of numbers and have gnuplot provide a histogram based on ranges and bin sizes the user provides?
...
getMinutes() 0-9 - How to display two digit numbers?
...
20 Answers
20
Active
...
How to clear the canvas for redrawing
After experimenting with composite operations and drawing images on the canvas I'm now trying to remove images and compositing. How do I do this?
...
How to compute the similarity between two text documents?
I am looking at working on an NLP project, in any programming language (though Python will be my preference).
10 Answers
...
How would I extract a single file (or changes to a file) from a git stash?
I'd like to know if it is possible to extract a single file or diff of a file from a git stash without popping the stash changeset off.
...
Context switches much slower in new linux kernels
We are looking to upgrade the OS on our servers from Ubuntu 10.04 LTS to Ubuntu 12.04 LTS. Unfortunately, it seems that the latency to run a thread that has become runnable has significantly increased from the 2.6 kernel to the 3.2 kernel. In fact the latency numbers we are getting are hard to belie...
Hidden Features of JavaScript? [closed]
What "Hidden Features" of JavaScript do you think every programmer should know?
99 Answers
...
How is Math.Pow() implemented in .NET Framework?
I was looking for an efficient approach for calculating a b (say a = 2 and b = 50 ). To start things up, I decided to take a look at the implementation of Math.Pow() function. But in .NET Reflector , all I found was this:
...
Check if character is number?
I need to check whether justPrices[i].substr(commapos+2,1) .
22 Answers
22
...
Find nearest value in numpy array
Is there a numpy-thonic way, e.g. function, to find the nearest value in an array?
16 Answers
...