大约有 36,010 项符合查询结果（耗时：0.0456秒） [XML]
MyISAM versus InnoDB [closed]
...h I consider to be one read and one write. The reads can be dirty (e.g. I don't need 100% accurate information at the time of read).
The task in question will be doing over 1 million database transactions an hour.
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android fragment onRestoreInstanceState
Am I missing something or do Fragment s not have a onRestoreInstanceState() method? If not, how do I go about attaining something similar?
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How to hide a in a menu with CSS?
...wrapping the <option> in a <span> with display: none. FF won't do it (technically invalid HTML, per the spec) but Chrome and IE will and it will hide the option.
EDIT: Oh yeah, I already implemented this in jQuery:
jQuery.fn.toggleOption = function( show ) {
jQuery( this ).toggle( ...
Removing an item from a select box
How do I remove items from, or add items to, a select box? I'm running jQuery, should that make the task easier. Below is an example select box.
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Wolfram's Rule 34 in XKCD [closed]
.../projects/caeditor/caed.php
As you can see by playing with it, you can randomly toggle any block, which alters every
block below it according to the rules. It's kind of a neat way to see the chain reaction
caused by aberrations in the process.
Hope this helps.
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How to quickly and conveniently disable all console.log statements in my code?
...l)
return;
window['console']['log'] = oldConsoleLog;
};
pub.disableLogger = function disableLogger()
{
oldConsoleLog = console.log;
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Can ordered list produce result that looks like 1.1, 1.2, 1.3 (instead of just 1, 2, 3, …) with css?
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You can use counters to do so:
The following style sheet numbers nested list items as "1", "1.1", "1.1.1", etc.
OL { counter-reset: item }
LI { display: block }
LI:before { content: counters(item, ".") " "; counter-increment: item }
Example ...
How can I convert NSDictionary to NSData and vice versa?
...elease];
// Here, data holds the serialized version of your dictionary
// do what you need to do with it before you:
[data release];
NSData -> NSDictionary
NSData *data = [[NSMutableData alloc] initWithContentsOfFile:[self dataFilePath]];
NSKeyedUnarchiver *unarchiver = [[NSKeyedUnarchiver al...
Escaping ampersand character in SQL string
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Instead of the unintuitive chr(38), you can do node_name = 'Geometric Vectors &' || ' Matrices'
– Jay Sullivan
Jul 19 '13 at 13:29
1
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ruby inheritance vs mixins
...is topic in The Well-Grounded Rubyist (great book, by the way). The author does a better job of explaining than I would so I'll quote him:
No single rule or formula always results in the right design. But it’s useful to keep a
couple of considerations in mind when you’re making class-versus-...