大约有 46,000 项符合查询结果（耗时：0.0461秒） [XML]
Expand/collapse section in UITableView in iOS
...LOOK like a header, and setup the tableView:didSelectRowAtIndexPath to manually expand or collapse the section it is in.
I'd store an array of booleans corresponding the the "expended" value of each of your sections. Then you could have the tableView:didSelectRowAtIndexPath on each of your custom h...
What is the difference between t.belongs_to and t.references in rails?
...
answered Oct 17 '11 at 14:34
muffinistamuffinista
6,28022 gold badges2626 silver badges2323 bronze badges
...
Scala downwards or decreasing for loop?
...
answered Apr 11 '10 at 15:37
Randall SchulzRandall Schulz
25.5k44 gold badges5757 silver badges8181 bronze badges
...
Check if table exists and if it doesn't exist, create it in SQL Server 2008
...read, and you don't have to worry about sys.objects vs. sysobjects vs. sys.all_objects
vs. sys.tables. Basic form:
IF object_id('MyTable') is not null
PRINT 'Present!'
ELSE
PRINT 'Not accounted for'
Of course this will show as "Present" if there is any object present with that name. If yo...
LINQ: Select an object and change some properties without creating a new object
...erties of a LINQ query result object without creating a new object and manually setting every property. Is this possible?
...
Struct constructor: “fields must be fully assigned before control is returned to the caller.”
...
@RogerWillcocks, just call the default constructor then: public YourStruct(some params) : this() (see vittore's answer)
– Thomas Levesque
Nov 27 '12 at 2:25
...
How do I get a reference to the app delegate in Swift?
...
11
In case anyone is still having problems, targeting OS X requires you to import Cocoa for this to work for NSApplication.sharedApplication()...
How to create a directory using nerdtree
...
housetierhousetier
2,50411 gold badge1313 silver badges22 bronze badges
...
In git, what is the difference between merge --squash and rebase?
...-squash with --commit."));
git rebase --interactive
replays some or all of your commits on a new base, allowing you to squash (or more recently "fix up", see this SO question), going directly to:
git checkout tmp
git rebase -i stable
stable
X-------------------G tmp
/ ...
How does the MapReduce sort algorithm work?
... 1 sampled keys that define the key range for each reduce. In particular, all keys such that sample[i − 1] <= key < sample[i] are sent to reduce i. This guarantees that the output of reduce i are all less than the output of reduce i+1."
So their trick is in the way they determine the keys ...