大约有 43,000 项符合查询结果（耗时：0.0573秒） [XML]
What is the difference between Ruby 1.8 and Ruby 1.9
...01:0> {1,2}
=> {1=>2}
Action: Convert to {1 => 2}
Array.to_s Now Contains Punctuation
Ruby 1.9
irb(main):001:0> [1,2,3].to_s
=> "[1, 2, 3]"
Ruby 1.8.6
irb(main):001:0> [1,2,3].to_s
=> "123"
Action: Use .join instead
Colon No Longer Valid In When Statements
Rub...
What is the difference between ELF files and bin files?
... answered Mar 15 '10 at 5:54
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What are some examples of commonly used practices for naming git branches? [closed]
... to either use a non-sub-token delimiter in cases like this (e.g. bug/20574_frabnotz-finder), or choose a default name for the sub-token (e.g. bug/20424/main).
– Slipp D. Thompson
Apr 29 '12 at 1:02
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How to trace the path in a Breadth-First Search?
...
You should have look at http://en.wikipedia.org/wiki/Breadth-first_search first.
Below is a quick implementation, in which I used a list of list to represent the queue of paths.
# graph is in adjacent list representation
graph = {
'1': ['2', '3', '4'],
'2': ['5', '6'],
...
What is CDATA in HTML? [duplicate]
...want a HTML/XML you can use XHTML5. FYI: en.wikipedia.org/wiki/HTML5#XHTML5_(XML-serialized_HTML5)
– Daniel De León
Dec 31 '17 at 19:53
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s...
Why is “copy and paste” of code dangerous? [closed]
...code is the one I want to use as my source?"
"Hmmm, what do all these 'util_func_023' functions do? Didn't I document them? Which of them do I need now?"
"Oh, yeah, this code uses Code Base Y. Guess I need to [choose one: copy all of Code Base Y into my new project / spend a day extricating the one ...
How to save an activity state using save instance state?
...e when going through documentation. 1 vote up :)
– AZ_
Nov 26 '10 at 5:13
21
I dont think this an...
What are queues in jQuery?
...ction() {
// lets do something with google maps:
var $map = $("#map_canvas");
var myLatlng = new google.maps.LatLng(-34.397, 150.644);
var myOptions = {zoom: 8, center: myLatlng, mapTypeId: google.maps.MapTypeId.ROADMAP};
var geocoder = new google.maps.Geocoder();
var map = n...
What does Google Closure Library offer over jQuery? [closed]
...oogle Closure which answer this question on insideRIA.
...Closure rulez! ^_^
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MySQL: @variable vs. variable. What's the difference?
...ameters and declare the local variables:
DELIMITER //
CREATE PROCEDURE prc_test (var INT)
BEGIN
DECLARE var2 INT;
SET var2 = 1;
SELECT var2;
END;
//
DELIMITER ;
These variables are not prepended with any prefixes.
The difference between a procedure variable and a session-specific us...