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Image resizing client-side with JavaScript before upload to the server
...
The answer to this is yes - in HTML 5 you can resize images client-side using the canvas element. You can also take the new data and send it to a server. See this tutorial:
http://hacks.mozilla.org/2011/01/how-to-develop-a-html5-image-uploader/
...
CSS way to horizontally align table
...e this happen you need a valid doctype declaration, such as
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
or
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
True, IE5.5 and ...
OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...rg/centos-6/ghettoforge-testing-x86_64/openssh-6.6.1p1-4.gf.el6.x86_64.rpm.html
备份原有源
cd /etc/yum.repos.d/
mv rhel-source.repo rhel-source.repo.bak
mv packagekit-media.repo packagekit-media.repo.bak
配置源
vi CentOS-Base.repo
[base]
name=CentOS-$releasever - Base - mirrors.al...
Get value of a string after last slash in JavaScript
...ree ways:
A regular expression:
var result = /[^/]*$/.exec("foo/bar/test.html")[0];
...which says "grab the series of characters not containing a slash" ([^/]*) at the end of the string ($). Then it grabs the matched characters from the returned match object by indexing into it ([0]); in a match...
simulate background-size:cover on or
How can I simulate the functionality of background-size:cover on an html element like <video> or <img> ?
1...
AngularJS error: 'argument 'FirstCtrl' is not a function, got undefined'
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You have 2 unnamed ng-app directives in your html.
Lose the one in your div.
Update
Let's try a different approach.
Define a module in your js file and assign the ng-appdirective to it. After that, define the controller like an ng component, not as a simple function:...
How to pass parameters on onChange of html select
...ovice at JavaScript and jQuery. I want to show one combobox-A, which is an HTML <select> with its selected id and contents at the other place on onChange().
...
How to set Bullet colors in UL/LI html lists via CSS without using any images or span tags [duplicat
...side an element, before its "real" content. More: w3.org/TR/CSS21/generate.html#before-after-content (I pasted the CSS2 spec to show you it's not even CSS3)
– Lea Verou
Mar 15 '11 at 15:51
...
iPad/iPhone hover problem causes the user to double click a link
... releases a finger on touch screen (like iPad) (source: Touch And Mouse on html5rocks.com):
touchstart
touchmove
touchend
300ms delay, where the browser makes sure this is a single tap, not a double tap
mouseover
mouseenter
Note: If a mouseover, mouseenter or mousemove event changes the page con...
Send POST data using XMLHttpRequest
...c.
// same as function(response) {return response.text();}
).then(
html => console.log(html)
);
In Node.js, you'll need to import fetch using:
const fetch = require("node-fetch");
If you want to use it synchronously (doesn't work in top scope):
const json = await fetch(url, optiona...