This is a follow-up to my previous question Suppose I’ve some javascript code, which runs fine on client (in a browser). This code makes a lot of XHR calls using the browser API. Now I would like to run this code in node.js. Does node.js provide the XHR API as in browser ? Answer Natively Node.js does n…
Author: admin@master
Does Object.assign() create a deep copy or a shallow copy?
I just came across this concept of which creates a copy of original object into the “copy” object. However, my question is, does this way of cloning object create a deep copy or a shallow copy? PS: The confusion is, if it creates a deep copy, then it would be the easiest way to clone an object. An…
Running npm globally installed packages
Can someone please explain how do node’s globally installed behave. It is really confusing me. If I install a package (with executables) such as http-serverglobally I can run it with: But if I do I get I suspect my ternpackage in emacs is trying to run it with node hence breaking. Why is this happening?…
TinyMCE, show character count instead of word count
The title says it all. How do I get TinyMCE to show character count instead of word count? Answer Write your own plugin. The following solution is based on this article. The charactercount plugin counts the actual characters that the user sees, all HTML and hidden characters are ignored. The number is updated…
(Javascript) execCommand(‘copy’) copies text but adds extra white space to value
I have been scouring the internet all night to figure out how to use the execCommand(‘copy’) feature. Finally, found a solution on https://developers.google.com/web/updates/2015/04/cut-and-copy-commands?hl=en that works incredibly well. However, my new dilemma is that when I press the button that …
PHP/JavaScript random number
I am playing around with JavaScript and trying to choose some random images. What I’m actually trying to do: I have $totalsixes = rand(1,6); in PHP, and let’s say that chose 4. Then in JavaScript I want to show 4 images with the number 6 and 2 others with random numbers from 1-5. Here’s what…
404 error for bootstrap.min.css and bootstrap.min.js
I’m building a website and trying to use Bootstrap, however I’m unable to successfully call bootstrap.min.css and bootstrap.min.js. I have Bootstrap unzipped in a new folder titled “Bootstrap” in my htdocs folder. In my Bootstrap folder I created a new folder to house my code for my we…
Detach event handlers selectively
I have a html richText editor. My code structure is like this: Our app is single page application, and there are multiple richtexteditor instances opened in different panes. I need to destroy the instance when the node corresponding to this has been removed. Destroy should remove all the event handlers attach…
Using Decimals in React Native
I have a state as value: 10.00 and once I update it with some operation and add it to a <Text> the “.00” part gets trimmed off. If it was a value like 10.50, it’ll be displayed as 10.5 This is a issue as I want to display currency values. How to handle this? Answer Found the answer. To…
How do I detect change to ngModel on a select tag (Angular 2)?
I am attempting to detect a change on ngModel in a <select> tag. In Angular 1.x, we might solve this with a $watch on ngModel, or by using ngChange, but I’ve yet to understand how to detect a change to ngModel in Angular 2. Full Example: http://plnkr.co/edit/9c9oKH1tjDDb67zdKmr9?p=info As we can s…