大约有 10,150 项符合查询结果（耗时：0.0247秒） [XML]
How to redirect to a 404 in Rails?
I'd like to 'fake' a 404 page in Rails. In PHP, I would just send a header with the error code as such:
11 Answers
...
Analyze audio using Fast Fourier Transform
I am trying to create a graphical spectrum analyzer in python.
4 Answers
4
...
How can foreign key constraints be temporarily disabled using T-SQL?
Are disabling and enabling foreign key constraints supported in SQL Server? Or is my only option to drop and then re-create the constraints?
...
Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
I basically need to get current date and time separately, formatted as:
8 Answers
8
...
How to convert timestamps to dates in Bash?
I need a shell command or script that converts a Unix timestamp to a date. The input can come either from the first parameter or from stdin, allowing for the following usage patterns:
...
Ball to Ball Collision - Detection and Handling
With the help of the Stack Overflow community I've written a pretty basic-but fun physics simulator.
14 Answers
...
How to create a private class method?
How come this approach of creating a private class method works:
8 Answers
8
...
How to copy a file from one directory to another using PHP?
Say I've got a file test.php in foo directory as well as bar . How can I replace bar/test.php with foo/test.php using PHP ? I'm on Windows XP, a cross platform solution would be great but windows preferred.
...
Reverse a string in Java
I have "Hello World" kept in a String variable named hi .
45 Answers
45
...
How to add custom validation to an AngularJS form?
I have a form with input fields and validation setup by adding the required attributes and such. But for some fields I need to do some extra validation. How would I "tap in" to the validation that FormController controls?
...