大约有 43,000 项符合查询结果（耗时：0.0597秒） [XML]
JavaScript: Check if mouse button down?
...what button is pressed, be prepared to make mouseDown an array of counters and count them separately for separate buttons:
// let's pretend that a mouse doesn't have more than 9 buttons
var mouseDown = [0, 0, 0, 0, 0, 0, 0, 0, 0],
mouseDownCount = 0;
document.body.onmousedown = function(evt) { ...
Python string.join(list) on object array rather than string array
...on thing in the universe: join("sep", list) - and all elements of list get converted to their string representations. I've been really struggling to find a solution in python.
– Jason
Feb 23 '18 at 13:12
...
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...
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
...
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...
Method overloading in Objective-C?
...ring *)aString;
(the names of the two methods are "writeToFile:fromInt:" and "writeToFile:fromString:").
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Move branch pointer to different commit without checkout
...
So easy! I may have just converted from gitg to gitk.
– Michael Cole
Jun 3 '16 at 19:58
...
SOAP server and client application VCL+indy demo for Delphi XE?
... from the WebServices folder, now updated for Delphi XE and XE2, including converting the old WAD servers into new INDY VCL servers. You'd think that was impressive, except it's not. It's really easy. Just use the wizard to create a new project, and then add the web service interface and implementa...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...safety/security, all a decent JSON parser would have to do when it goes to convert NaN is to yield the value 0/0 (rather than evaluating the symbol NaN) which will return the "real" NaN regardless of what the symbol NaN is redefined as.
– Jason S
Sep 17 '09 at ...
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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