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Show an image preview before upload
... // read the image file as a data URL.
reader.readAsDataURL(this.files[0]);
};
Here's a good article on using the File APIs in JavaScript.
The code snippet in the HTML example below filters out images from the user's selection and renders selected files into multiple thumbnail previews:
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Express command not found
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With the release of Express 4.0.0 it looks like you need to do sudo npm install -g express-generator.
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Most efficient way to make the first character of a String lower case?
... Mode Cnt Score Error Units
MyBenchmark.test1 thrpt 20 10463220.493 ± 288805.068 ops/s
MyBenchmark.test2 thrpt 20 14730158.709 ± 530444.444 ops/s
MyBenchmark.test3 thrpt 20 16079551.751 ± 56884.357 ops/s
MyBenchmark.test4 thrpt 20 9762578.446 ± 584316.582 ...
What's the difference between “mod” and “remainder”?
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edited Jul 18 '13 at 20:13
Grijesh Chauhan
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Zoom in on a point (using scale and translate)
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edited Jul 14 '16 at 18:05
John Weisz
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How do you do a deep copy of an object in .NET? [duplicate]
...= new BinaryFormatter();
formatter.Serialize(ms, obj);
ms.Position = 0;
return (T) formatter.Deserialize(ms);
}
}
Notes:
Your class MUST be marked as [Serializable] for this to work.
Your source file must include the following code:
using System.Runtime.Serialization.Formatters.Bin...
How to use split?
...= 'something -- something_else';
var substr = str.split(' -- ');
// substr[0] contains "something"
// substr[1] contains "something_else"
If this value is in some field you could also do:
tRow.append($('<td>').text($('[id$=txtEntry2]').val().split(' -- ')[0])));
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What is the difference between
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edited Aug 11 at 9:09
Alexandr Nil
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answered No...
JSON left out Infinity and NaN; JSON status in ECMAScript?
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edited Sep 18 '09 at 3:40
answered Sep 14 '09 at 21:34
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jquery how to empty input field
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answered Feb 10 '12 at 23:36
shaunsantacruzshaunsantacruz
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