大约有 10,150 项符合查询结果（耗时：0.0291秒） [XML]
Why `null >= 0 && null
I had to write a routine that increments the value of a variable by 1 if its type is number and assigns 0 to the variable if not, where the variable is initially null or undefined .
...
Django - what is the difference between render(), render_to_response() and direct_to_template()?
Whats the difference (in language a python/django noob can understand) in a view between render() , render_to_response() and direct_to_template() ?
...
How to find out the number of CPUs using python
I want to know the number of CPUs on the local machine using Python. The result should be user/real as output by time(1) when called with an optimally scaling userspace-only program.
...
Best way for a 'forgot password' implementation? [closed]
I'm looking for the best method to implement a "forgot password" feature.
10 Answers
1...
How to prevent http file caching in Apache httpd (MAMP)
I am developing a single page Javascript application in MAMP. My JavaScript and HTML template files are getting cached between requests.
...
How do I choose between Semaphore and SemaphoreSlim?
Their public interfaces appear similar. The documentation states that the SemaphoreSlim is a lightweight alternative and doesn't use Windows Kernel semaphores. This resource states that the SemaphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaph...
Performance differences between debug and release builds
I must admit, that usually I haven't bothered switching between the Debug and Release configurations in my program, and I have usually opted to go for the Debug configuration, even when the programs are actually deployed at the customers place.
...
Declaring and initializing variables within Java switches
I have a crazy question about Java switches.
6 Answers
6
...
Catching java.lang.OutOfMemoryError?
Documentation for java.lang.Error says:
14 Answers
14
...
List vs Set vs Bag in NHibernate
What's the difference between a list, set and bag in the NHibernate mapping file? How does each relate to .NET collections?
...