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“Keep Me Logged In” - the best approach
My web application uses sessions to store information about the user once they've logged in, and to maintain that information as they travel from page to page within the app. In this specific application, I'm storing the user_id , first_name and last_name of the person.
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How to create an object property from a variable value in JavaScript? [duplicate]
...nswered Aug 19 '14 at 6:03
jroi_webjroi_web
1,6741919 silver badges2121 bronze badges
Is there a visual profiler for Python? [closed]
... and I have written a Python profile viewer called SnakeViz that runs in a web browser. If you are already successfully using RunSnakeRun SnakeViz may not add that much value, but SnakeViz is much easier to install.
Edit: SnakeViz supports Python 2 and 3 and works on all major systems.
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Check element CSS display with JavaScript
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Thanks for the comments. Answer updated for the modern web.
– Dan Davies Brackett
Nov 30 '18 at 13:43
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Getting JavaScript object key list
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Here developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… you find a JavaScript method that works correctly in old browsers and doesn't overwrite the functionality in newer browsers. Also see my answer below.
– Sandro
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Get element from within an iFrame
...etween the pages. Some sources:
https://developer.mozilla.org/en-US/docs/Web/API/Window/postMessage
Html5 - Cross Browser Iframe postmessage - child to parent?
cross site iframe postMessage from child to parent
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Writing to output window of Visual Studio
... This does output to the Debug window, however, only after I close the web page. I would like an immediate display when I execute the code. Wait a minute - I found that the output window is hidden while the code is executing. If I display the window, my output is there.
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How to determine whether an object has a given property in JavaScript
...oes require ECMAScript 5 (but IMO anyone still using IE8 deserves a broken web).
function f(opts) {
if(!["req1","req2"].every(opts.hasOwnProperty, opts)) {
throw new Error("IllegalArgumentException");
}
alert("ok");
}
f({req1: 123}); // error
f({req1: 123, req2: 456}); // ok
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Javascript Cookie with no expiration date
...ve is a session cookie: it is deleted when the client shuts down. However, web browsers may use session restoring, which makes most session cookies permanent, as if the browser was never closed. (source: MDN)
– mfluehr
Jul 26 '19 at 13:29
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Javascript how to split newline
... You're not going to see CR-only (\r) line breaks anywhere on the modern web. The last place where they were widely used was in ancient Mac OS versions from nearly 20 years ago.
– Ilmari Karonen
Sep 25 '19 at 21:36
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