大约有 47,000 项符合查询结果（耗时：0.0474秒） [XML]
How can I profile Python code line-by-line?
I've been using cProfile to profile my code, and it's been working great. I also use gprof2dot.py to visualize the results (makes it a little clearer).
...
In C++, is it still bad practice to return a vector from a function?
Short version: It's common to return large objects—such as vectors/arrays—in many programming languages. Is this style now acceptable in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination?
...
How do I check if there are duplicates in a flat list?
For example, given the list ['one', 'two', 'one'] , the algorithm should return True , whereas given ['one', 'two', 'three'] it should return False .
...
Tools for analyzing performance of a Haskell program
While solving some Project Euler Problems to learn Haskell (so currently I'm a completly beginner) I came over Problem 12 . I wrote this (naive) solution:
...
Spring RestTemplate - how to enable full debugging/logging of requests/responses?
I have been using the Spring RestTemplate for a while and I consistently hit a wall when I'am trying to debug it's requests and responses. I'm basically looking to see the same things as I see when I use curl with the "verbose" option turned on. For example :
...
How do I schedule jobs in Jenkins?
I added a new job in Jenkins, which I want to schedule periodically.
10 Answers
10
...
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...
Why does this assert throw a format exception when comparing structures?
I'm trying to assert the equality of two System.Drawing.Size structures, and I'm getting a format exception instead of the expected assert failure.
...
Can PNG image transparency be preserved when using PHP's GDlib imagecopyresampled?
The following PHP code snippet uses GD to resize a browser-uploaded PNG to 128x128. It works great, except that the transparent areas in the original image are being replaced with a solid color- black in my case.
...
How do I give text or an image a transparent background using CSS?
Is it possible, using CSS only, to make the background of an element semi-transparent but have the content (text & images) of the element opaque?
...