filter: blur(1px); doesn’t work in Firefox, Internet Explorer, and Opera

Try with SVG filter. img { filter: blur(3px); -webkit-filter: blur(3px); -moz-filter: blur(3px); -o-filter: blur(3px); -ms-filter: blur(3px); filter: url(#blur); filter: progid:DXImageTransform.Microsoft.Blur(PixelRadius=”3″); } <img src=”https://i.stack.imgur.com/oURrw.png” /> <svg version=”1.1″ xmlns=”http://www.w3.org/2000/svg”> <filter id=”blur”> <feGaussianBlur stdDeviation=”3″ /> </filter> </svg>

How to extract number of currently opened tabs?

Open the about:telemetry link in Firefox and click scalars tab from the sidebar menu. Alternatively, opening about:telemetry#scalars-tab_search=tab will take you directly to the scalars tab. The browser.engagement.max_concurrent_tab_count key will show the number of tabs active for the session, but does not update when a tab is closed. Instead, if you want to update this value … Read more

Under the hood, are Javascript objects hash tables? [duplicate]

First of all, the answer is probably somewhat different for different JS engines. Also, I assume you’re specifically asking about the property storage; obviously objects have a bunch of other state too (prototype chain link being an obvious one). In the case of Spidermonkey, objects basically have a linked list of (propname, information about property) … Read more

How do I disable Firefox’s “Search for text when I start typing” on pages with keyboard shortcuts?

To disable this in firefox, just go to “Options->General Tab->Browsing and disable “Search for text when I start typing”. More info here . This is very useful in some cases, for example when you try to play WebGL games or when using pages like Gmail or Protonmail that have their own kb shortcuts. UPDATED to … Read more

Why can’t I use a Javascript function before its definition inside a try block?

Firefox interprets function statements differently and apparently they broke declaration hoisting for the function declaration. ( A good read about named functions / declaration vs expression ) Why does Firefox interpret statements differently is because of the following code: if ( true ) { function test(){alert(“YAY”);} } else { function test(){alert(“FAIL”);} } test(); // should … Read more

Record or log all browser DOM/JQuery Event(s)

Updated for 2021 You can do this in any Chromium-based browser (e.g. Brave, Dissenter, Edge, etc.): Open the “Developer Tools” (F12 or Ctrl+Shift+I) from the Ellipsis (…) menu. Go to the “Network” tab. Click the little Record button at the left. Refresh the page and/or perform actions to trigger desired events. Refreshing will show you … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)