大约有 40,000 项符合查询结果（耗时：0.0796秒） [XML]
Get file size, image width and height before upload
... sources will be a URL representing the Blob object
<img src="blob:null/026cceb9-edr4-4281-babb-b56cbf759a3d">
const EL_browse = document.getElementById('browse');
const EL_preview = document.getElementById('preview');
const readImage = file => {
if ( !(/^image\/(png|jpe?g|gif...
Android webview & localStorage
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530
The following was missing:
settings.setDomStorageEnabled(true);
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Bring a window to the front in WPF
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edited Jul 2 '10 at 7:45
answered Dec 20 '08 at 20:32
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How to search for occurrences of more than one space between words in a line
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edited Sep 21 '10 at 10:14
answered Sep 21 '10 at 9:16
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List directory in Go
...sence, note that using Readdirnames is orders of magnitude faster (around 20x faster for me)
– SquattingSlavInTracksuit
Oct 14 '19 at 12:41
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Should JAVA_HOME point to JDK or JRE?
...David W.
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7
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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What is the best django model field to use to represent a US dollar amount?
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170
A decimal field is the right choice for the
currency value.
It will look something like:
cre...
How to clear an ImageView in Android?
...ed to do it with the dennis.sheppard solution:
viewToUse.setImageResource(0);
it works but it is not documented so it isn't really clear if it effects something else in the view (you can check the ImageView code if you like, i didn't).
I think the best solution is:
viewToUse.setImageResource(an...
Equivalent C++ to Python generator pattern
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80
Generators exist in C++, just under another name: Input Iterators. For example, reading from std...