大约有 47,000 项符合查询结果（耗时：0.0552秒） [XML]
How to conditionally push an item in an observable array?
...f). This allows you to do:
if (myObservableArray.indexOf(itemToAdd) < 0) {
myObservableArray.push(itemToAdd);
}
If the two are not actually a reference to the same object and you want to run custom comparison logic, then you can use ko.utils.arrayFirst like:
var match = ko.utils.arrayFirst...
Get average color of image via Javascript
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150
AFAIK, the only way to do this is with <canvas/>...
DEMO V2: http://jsfiddle.net/xLF38/81...
Running bash script from within python
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50
If sleep.sh has the shebang #!/bin/sh and it has appropriate file permissions -- run chmod u+rx...
Scroll back to the top of scrollable div
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210
var myDiv = document.getElementById('containerDiv');
myDiv.innerHTML = variableLongText;
myDiv.s...
Struct constructor: “fields must be fully assigned before control is returned to the caller.”
...s(double probability, int damage, float distance)
{
this.probability = 0;
Distance = distance;
Damage = damage;
}
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Twitter Bootstrap Form File Element Upload Button
...w: hidden;
}
.btn-file input[type=file] {
position: absolute;
top: 0;
right: 0;
min-width: 100%;
min-height: 100%;
font-size: 100px;
text-align: right;
filter: alpha(opacity=0);
opacity: 0;
outline: none;
background: white;
cursor: inherit;
display...
Is there a way to pass optional parameters to a function?
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Jim DeLaHuntJim DeLaHunt
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Convert to absolute value in Objective-C
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edited Jan 20 '13 at 10:47
answered Jan 17 '11 at 19:39
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Fixing the order of facets in ggplot
...a factor in your dataframe by:
temp$size_f = factor(temp$size, levels=c('50%','100%','150%','200%'))
Then change the facet_grid(.~size) to facet_grid(.~size_f)
Then plot:
The graphs are now in the correct order.
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Ruby get object keys as array
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answered Dec 28 '11 at 15:30
weezorweezor
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