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Accessing JPEG EXIF rotation data in JavaScript on the client side
...entation(file, callback) {
var reader = new FileReader();
reader.onload = function(e) {
var view = new DataView(e.target.result);
if (view.getUint16(0, false) != 0xFFD8)
{
return callback(-2);
}
var length = view.byteLength, offse...
How to include JavaScript file or library in Chrome console?
...
var el = document.createElement("script"),
loaded = false;
el.onload = el.onreadystatechange = function () {
if ((el.readyState && el.readyState !== "complete" && el.readyState !== "loaded") || loaded) {
return false;
}
el.onload = el.onreadystatechange = null;...
Why not use java.util.logging?
...
209
Disclaimer: I am the founder of log4j, SLF4J and logback projects.
There are objective reaso...
How do I check if file exists in jQuery or pure JavaScript?
... of the image which has not finished downloading yet. You'd have to add an onload handler for this to work. This is not a reliable approach for that exact reason.
– dudewad
Dec 21 '13 at 4:09
...
How can I get selector from jQuery object
...n the item clicked.
See it working on jsFiddle: http://jsfiddle.net/Jkj2n/209/
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
<script>
$(function() {
$("*").on("click", function...
How does the paste image from clipboard functionality work in Gmail and Google Chrome 12+?
...blob = item.getAsFile();
var reader = new FileReader();
reader.onload = function(event){
console.log(event.target.result)}; // data url!
reader.readAsDataURL(blob);
}
}
}
Once you have a data url you can display the image on the page. If you want to upload it inste...
Setting focus on an HTML input box on page load
...
You could also use:
<body onload="focusOnInput()">
<form name="passwordForm" action="verify.php" method="post">
<input name="passwordInput" type="password" />
</form>
</body>
And then in your JavaScript:
f...
ArrayBuffer to base64 encoded string
...application/octet-binary'});
var reader = new FileReader();
reader.onload = function(evt){
var dataurl = evt.target.result;
callback(dataurl.substr(dataurl.indexOf(',')+1));
};
reader.readAsDataURL(blob);
}
//example:
var buf = new Uint8Array([11,22,33]);
arrayBuffer...
Angularjs $q.all
...
answered Jul 20 '14 at 12:43
ZerkotinZerkotin
38633 silver badges33 bronze badges
...
Adjust width and height of iframe to fit with content in it
... size. no need for script tags.
<iframe src="http://URL_HERE.html" onload='javascript:(function(o){o.style.height=o.contentWindow.document.body.scrollHeight+"px";}(this));' style="height:200px;width:100%;border:none;overflow:hidden;"></iframe>
...