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Using HTML5/Canvas/JavaScript to take in-browser screenshots
...rmation, have a look at the examples here:
http://hertzen.com/experiments/jsfeedback/
edit
The html2canvas script is now available separately here and some examples here.
edit 2
Another confirmation that Google uses a very similar method (in fact, based on the documentation, the only major differ...
Why is spawning threads in Java EE container discouraged?
... There is now a standard, and correct way to create threads with the core Java EE API. By using Concurrency Utils, you ensure that your new thread is created, and managed by the container, guaranteeing that all EE services are available. Examples here and here
– Chris Ri...
How do I test for an empty JavaScript object?
... if(obj.hasOwnProperty(prop)) {
return false;
}
}
return JSON.stringify(obj) === JSON.stringify({});
}
jQuery:
jQuery.isEmptyObject({}); // true
lodash:
_.isEmpty({}); // true
Underscore:
_.isEmpty({}); // true
Hoek
Hoek.deepEqual({}, {}); // true
ExtJS
Ext.Object.is...
How to load json into my angular.js ng-model?
...vice. In this case you can call its get method.
If you have the following JSON
[{ "text":"learn angular", "done":true },
{ "text":"build an angular app", "done":false},
{ "text":"something", "done":false },
{ "text":"another todo", "done":true }]
You can load it like this
var App = angular.m...
Javascript: Extend a Function
...nd put your replacement on the property instead:
// Original code in main.js
var theProperty = init;
function init(){
doSomething();
}
// Extending it by replacing and wrapping, in extended.js
theProperty = (function(old) {
function extendsInit() {
old();
doSomething();
...
The term 'Update-Database' is not recognized as the name of a cmdlet
...
I installed "Microsoft.EntityFrameworkCore.Tools" Version="3.1.0" on my data projects and "Microsoft.EntityFrameworkCore.Design" Version="3.1.0" on my main web project, that resolved issue for me.
– HaBo
Dec 11 '19 at 16:56
...
Node.js: printing to console without a trailing newline?
...
util.print can be used also. Read: http://nodejs.org/api/util.html#util_util_print
util.print([...])#
A synchronous output function. Will block the process, cast each argument to a string then output to stdout. Does not place newlines after each argument.
An exa...
Best way to convert strings to symbols in hash
...e awesome "Facets of Ruby" Gem, which contains a lot of extensions to Ruby Core and Standard Library classes.
require 'facets'
> {'some' => 'thing', 'foo' => 'bar'}.symbolize_keys
=> {:some=>"thing", :foo=>"bar}
see also:
http://rubyworks.github.io/rubyfaux/?doc=http://...
Chrome extension: accessing localStorage in content script
...some data, and that data can be your extension localStorage:
contentscript.js
chrome.runtime.sendMessage({method: "getStatus"}, function(response) {
console.log(response.status);
});
background.js
chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
if (request.metho...
PhantomJS failing to open HTTPS site
I'm using the following code based on loadspeed.js example to open up a https:// site which requires http server authentication as well.
...