大约有 43,000 项符合查询结果（耗时：0.0494秒） [XML]
Return number of rows affected by UPDATE statements
...to capture the output of INSERTED.* in a table variable or temporary table and count the records. For example,
DECLARE @temp TABLE (
[LockId] [int],
[StartTime] [datetime] NULL,
[EndTime] [datetime] NULL
)
UPDATE test_table
SET StartTime = '2011 JUL 01'
OUTPUT INSERTED.* INTO @temp
...
PostgreSQL: Can you create an index in the CREATE TABLE definition?
...BLE syntax. PostgreSQL does however create an index for unique constraints and primary keys by default, as described in this note:
PostgreSQL automatically creates an index for each unique constraint and primary key constraint to enforce uniqueness.
Other than that, if you want a non-unique in...
How does the Google “Did you mean?” Algorithm work?
...ords as trigrams or bigrams, so that when you are performing a lookup, you convert to n-gram, and lookup via hashtable or trie.
Use heuristics related to potential keyboard mistakes based on character location. So that "hwllo" should be "hello" because 'w' is close to 'e'.
Use a phonetic key (Sounde...
Method overloading in Objective-C?
...ring *)aString;
(the names of the two methods are "writeToFile:fromInt:" and "writeToFile:fromString:").
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What is __declspec and when do I need to use it?
... seen instances of __declspec in the code that I am reading. What is it? And when would I need to use this construct?
6 A...
Run PHP Task Asynchronously
...s first decoded to an array(module,controller,action,parameters), and then converted to JSON for injection to the queue itself.
A long running cli script then picked up the job from the queue, ran it (via Zend_Router_Simple), and if required, put information into memcached for the website PHP to pi...
onCreateOptionsMenu inside Fragments
...nu.menu_sample, menu);
super.onCreateOptionsMenu(menu,inflater);
}
And in onCreate add this line to make the options appear in your Toolbar
setHasOptionsMenu(true);
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Round to at most 2 decimal places (only if necessary)
.... Concatenating "e-2" to an number resulted in a string that needed to be converted back to a number.
– Jack
Feb 28 '14 at 19:11
41
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How to use permission_required decorators on django class-based views
...ort method_decorator
def class_view_decorator(function_decorator):
"""Convert a function based decorator into a class based decorator usable
on class based Views.
Can't subclass the `View` as it breaks inheritance (super in particular),
so we monkey-patch instead.
"""
def ...
Measuring text width to be drawn on Canvas ( Android )
...a method which returns the width ( in pixels ) of a text to be drawn on an Android canvas using the drawText() method according to the Paint used to draw it?
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