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JavaScript: Upload file
...rm), you can use ajax:
Asynchronous file upload (AJAX file upload) using jsp and javascript
jQuery Ajax File Upload
Ajax using file upload
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How can I find the length of a number?
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@dading84: i guess Math.floor() would fix that: Math.floor(99.5454).toString().length === 2
– Manfred
Mar 11 '16 at 10:27
7
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Convert a float64 to an int in Go
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@David Grayson, So is this conversion the same as Math.Floor(x) or does it drop the .7 because of the way the float64 saves it in memory?
– David Larsen
Oct 29 '14 at 13:12
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What does this symbol mean in JavaScript?
...pt?
Javascript, What does the ^ (caret) operator do?
Using bitwise OR 0 to floor a number, How does x|0 floor the number in JavaScript?
Why does ~1 equal -2?
What does ~~ ("double tilde") do in Javascript?
How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array m...
What is the difference between a schema and a table and a database?
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schema : database : table :: floor plan : house : room
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What's the advantage of Logic-less template (such as mustache)?
...ther words, it prevents you from shooting yourself in the foot. In the old JSP days, it was very common to have JSP files sprinkled with Java code, which made refactoring much harder, since you had your code scattered.
If you prevent logic in templates by design (like mustache does), you will be ob...
Infinite scrolling with React JS
...g it executes
scrollState: function(scroll) {
var visibleStart = Math.floor(scroll / this.state.recordHeight);
var visibleEnd = Math.min(visibleStart + this.state.recordsPerBody, this.state.total - 1);
var displayStart = Math.max(0, Math.floor(scroll / this.state.recordHeight) - this.s...
Random alpha-numeric string in JavaScript? [duplicate]
... result = '';
for (var i = length; i > 0; --i) result += chars[Math.floor(Math.random() * chars.length)];
return result;
}
var rString = randomString(32, '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ');
Here's a jsfiddle to demonstrate: http://jsfiddle.net/wSQBx/
Anot...
Current time formatting with Javascript
...: "-";
if (!utc) {
tz = Math.abs(tz);
var tzHrs = Math.floor(tz / 60);
var tzMin = tz % 60;
K += ii(tzHrs) + ":" + ii(tzMin);
}
format = format.replace(/(^|[^\\])K/g, "$1" + K);
var day = (utc ? date.getUTCDay() : date.getDay()) + 1;
format = form...
Get the time difference between two datetimes
...nt(then,"DD/MM/YYYY HH:mm:ss"));
var d = moment.duration(ms);
var s = Math.floor(d.asHours()) + moment.utc(ms).format(":mm:ss");
// outputs: "48:39:30"
Note that I'm using the utc time as a shortcut. You could pull out d.minutes() and d.seconds() separately, but you would also have to zeropad th...