大约有 16,000 项符合查询结果（耗时：0.0184秒） [XML]
How to copy text from Emacs to another application on Linux
...en I cut (kill) text in Emacs 22.1.1 (in its own window on X, in KDE, on Kubuntu), I can't paste (yank) it in any other application.
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Responsively change div size keeping aspect ratio [duplicate]
...percent width or height only it will grow/shrink keeping its aspect ratio, but if I want the same effect with another element, is it possible at all to tie the width and the height together using percentage?
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Image Greyscale with CSS & re-color on mouse-over?
I am looking to take an icon that is colored (and will be a link) and turn it greyscale until the user places their mouse over the icon (where it would then color the image).
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Is there Selected Tab Changed Event in the standard WPF Tab Control
In WPF, is there an event that can be used to determine when a TabControl 's selected tab changes?
9 Answers
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Difference between HashSet and HashMap?
...act that HashSet does not allow duplicate values, what is the difference between HashMap and HashSet ?
19 Answers
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Best database field type for a URL
I need to store a url in a MySQL table. What's the best practice for defining a field that will hold a URL with an undetermined length?
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Can a CSV file have a comment?
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The CSV "standard" (such as it is) does not dictate how comments should be handled, no, it's up to the application to establish a convention and stick with it.
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Reset PHP Array Index
... array(
3 => "Hello",
7 => "Moo",
45 => "America"
);
$b = array_values($a);
print_r($b);
Array
(
[0] => Hello
[1] => Moo
[2] => America
)
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Get type of all variables
In R, I'd like to retrieve a list of global variables at the end of my script and iterate over them. Here is my code
6 Answ...
What is the purpose of the HTML “no-js” class?
I notice that in a lot of template engines, in the HTML5 Boilerplate , in various frameworks and in plain php sites there is the no-js class added onto the <HTML> tag.
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