大约有 25,000 项符合查询结果（耗时：0.0352秒） [XML]
What is the email subject length limit?
How many characters are allowed to be in the subject line of Internet email?
I had a scan of The RFC for email but could not see specifically how long it was allowed to be.
I have a colleague that wants to programmatically validate for it.
...
How to detect a loop in a linked list?
Say you have a linked list structure in Java. It's made up of Nodes:
25 Answers
25
...
How to detect when facebook's FB.init is complete
The old JS SDK had a function called FB.ensureInit. The new SDK does not seem to have such function... how can I ensure that I do not make api calls until it is fully initiated?
...
SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu
I have been getting the following error when running a SQL to convert my data type value from varchar to datetime .
16 A...
Best practices for catching and re-throwing .NET exceptions
What are the best practices to consider when catching exceptions and re-throwing them? I want to make sure that the Exception object's InnerException and stack trace are preserved. Is there a difference between the following code blocks in the way they handle this?
...
What's a quick way to comment/uncomment lines in Vim?
I have a Ruby code file open in vi, there are lines commented out with # :
46 Answers
...
How can a Metro app in Windows 8 communicate with a backend desktop app on the same machine?
...uilt using the new Metro style of apps for windows 8, and would like it to communicate with a .NET application running on the desktop on the same local machine (e.g. a windows service app).
...
What do people think of the fossil DVCS? [closed]
fossil http://www.fossil-scm.org
I found this recently and have started using it for my home projects. I want to hear what other people think of this VCS.
...
Does it make sense to use “as” instead of a cast even if there is no null check? [closed]
In development blogs, online code examples and (recently) even a book, I keep stumbling about code like this:
13 Answers
...
Using parameters in batch files at Windows command line
In Windows, how do you access arguments passed when a batch file is run?
5 Answers
5...