This is a beginner angular question. My Angular Application comprises of multiple feature modules.I used authguard by generating guard from the angular-cli and then I use CanActivate in my app-routing module like so : In my auth guard I have written the condition to prevent the user from accessing unauthorize…
Tag: browser
Node js post request without refreshing
Is it possible to complete a post request without redirecting or refreshing the page? I am making a simple file browser in browser. The client side shows the USB stick content of the server. You know, when I open a folder, I send a string to server with the path data, so the server can send me the current fol…
Alternative version for Object.values()
I’m looking for an alternative version for the Object.values() function. As described here the function is not supported in Internet Explorer. When executing the following example code: It works in both, Firefox and Chrome, but throws the following error in IE11: Object doesn’t support property or…
Cannot find microphone “allow” button in Opera browser
According to caniuse, Opera supports the Speech Recognition API. However, when attempting to view a simple example, I cannot find the “allow” button alluded to upon click of the microphone icon. In Chrome, the allow microphone dialog immediately pops up when the microphone icon is first clicked. I…
Unknown white space appear on the right side of web page
Here’s the look: [] I did the page in ReactJS, but I’ve made a copy of the page here. To better show the white space, here’s the screenshot: several interesting observations: when the page is first loaded, there’s no such issue. the issue only appear, when the second image box (the one…
Communication between tabs or windows
I was searching for a way how to communicate between multiple tabs or windows in a browser (on the same domain, not CORS) without leaving traces. There were several solutions: using the window object postMessage cookies localStorage The first is probably the worst solution – you need to open a window fr…
Port Knocking UDP with Javascript in Browser
So I am trying to send a port knock sequence from javascript. The TCP part is simple enough with websockets. I’ve read that WebRTC is the closest thing the browser offers to sending a UDP packet… but WebRTC is a lot to digest just to attempt to send a UDP “knock”. Is it even possible t…
“The owner of this website has banned your access based on your browser’s signature” … on a url request in a python program
When doing a simple request, on python (Entought Canopy to be precise), with urllib2, the server denies me access : Error: This is a apparently a generic issue, so I found several clues on the web. https://support.cloudflare.com/hc/en-us/articles/200171806-Error-1010-The-owner-of-this-website-has-banned-your-…
Getting a browser’s name client-side
Is there any object or method that returns data about the browser, client-side? For example, I need to detect if the browser is IE (Interner Explorer). Following is the code snippet. Is there a better way? Answer EDIT: Since the answer is not valid with newer versions of jquery As jQuery.browser is deprecated…
Open Gmail on mailto: action
How to force web-browser to navigate to Gmail and create (if logged in) new letter with filled in field ‘To’ on click on mailto:SomeMail@blabla.example? Answer There’s a Greasemonkey script. The compose URL is: https://mail.google.com/mail/?view=cm&fs=1&to=email@domain.example