大约有 47,000 项符合查询结果（耗时：0.0408秒） [XML]
C default arguments
...y would be to write a varargs function and manually fill in default values for arguments which the caller doesn't pass.
share
|
improve this answer
|
follow
|
...
MemoryCache does not obey memory limits in configuration
...s.
The following code is reflected out of the System.Runtime.Caching DLL, for the CacheMemoryMonitor class (there is a similar class that monitors physical memory and deals with the other setting, but this is the more important one):
protected override int GetCurrentPressure()
{
int num = GC.Col...
CSS table layout: why does table-row not accept a margin?
...
How's this for a work around (using an actual table)?
table {
border-collapse: collapse;
}
tr.row {
border-bottom: solid white 30px; /* change "white" to your background color */
}
It's not as dynamic, since you have to expl...
Instagram how to get my user id from username?
...ttps://www.instagram.com/{username}/?__a=1
E.g:
This url will get all information about a user whose username is therock
https://www.instagram.com/therock/?__a=1
Update i June-20-2019, the API is public now. No authentication required.
Update in December-11-2018, I needed to confirm that th...
mongo group query how to keep fields
...ents. How to keep the first document in each group like mysql query group.
for example:
11 Answers
...
back button callback in navigationController in iOS
...iew automatically. I want to do a few things when back button is pressed before popping the view off the stack. Which is the back button callback function?
...
Why is parenthesis in print voluntary in Python 2.7?
...,)
(1,2) # (1, 2)
1,2 # 1 2 -- no tuple and no parenthesis :) [See below for print caveat.]
However, since print is a special syntax statement/grammar construct in Python 2.x then, without the parenthesis, it treats the ,'s in a special manner - and does not create a Tuple. This special treatmen...
How do I expire a PHP session after 30 minutes?
I need to keep a session alive for 30 minutes and then destroy it.
15 Answers
15
...
How does the algorithm to color the song list in iTunes 11 work? [closed]
The new iTunes 11 has a very nice view for the song list of an album, picking the colors for the fonts and background in function of album cover. Anyone figured out how the algorithm works?
...
Regex Email validation
... m = new MailAddress(emailaddress);
return true;
}
catch (FormatException)
{
return false;
}
}
This saves you a lot af headaches because you don't have to write (or try to understand someone else's) regex.
...