大约有 47,000 项符合查询结果（耗时：0.0681秒） [XML]
Get average color of image via Javascript
Not sure this is possible, but looking to write a script that would return the average hex or rgb value for an image. I know it can be done in AS but looking to do it in JavaScript.
...
How to use QueryPerformanceCounter?
I recently decided that I needed to change from using milliseconds to microseconds for my Timer class, and after some research I've decided that QueryPerformanceCounter is probably my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not re...
Java Regex Capturing Groups
I am trying to understand this code block. In the first one, what is it we are looking for in the expression?
4 Answers
...
With MySQL, how can I generate a column containing the record index in a table?
Is there any way I can get the actual row number from a query?
8 Answers
8
...
What regular expression will match valid international phone numbers?
I need to determine whether a phone number is valid before attempting to dial it. The phone call can go anywhere in the world.
...
How to get one value at a time from a generator function in Python?
Very basic question - how to get one value from a generator in Python?
6 Answers
6
...
LINQ: “contains” and a Lambda query
I have a List<BuildingStatus> called buildingStatus . I'd like to check whether it contains a status whose char code (returned by GetCharCode() ) equals some variable, v.Status .
...
Remove the first character of a string
I would like to remove the first character of a string.
4 Answers
4
...
Show pop-ups the most elegant way
I have this AngularJS app. Everything works just fine.
5 Answers
5
...
Why does C++ rand() seem to generate only numbers of the same order of magnitude?
In a small application written in C/C++, I am facing a problem with the rand function and maybe the seed :
9 Answers
...