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How to compare objects by multiple fields
Assume you have some objects which have several fields they can be compared by:
22 Answers
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How can I print a circular structure in a JSON-like format?
...o toss whatever circular references exist and send whatever can be stringified. How do I do that?
25 Answers
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setTimeout in for-loop does not print consecutive values [duplicate]
...very obvious, so I bumped the number up to 5000.) The value of i is multiplied by the base delay value, so calling that 5 times in a loop will result in delays of 5 seconds, 10 seconds, 15 seconds, 20 seconds, and 25 seconds.
Update
Here in 2018, there is a simpler alternative. With the new abilit...
Detecting Unsaved Changes
...nt an "Unsaved Changes" prompt in an ASP .Net application. If a user modifies controls on a web form, and attempts to navigate away before saving, a prompt should appear warning them that they have unsaved changes, and give them the option to cancel and stay on the current page. The prompt should ...
How to draw a path on a map using kml file?
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In above code, you don't pass the kml data to your mapView anywhere in your code, as far as I can see.
To display the route, you should parse the kml data i.e. via SAX parser, then display the route markers on the map.
See the code below for an example, but it's not complete tho...
How can I transition height: 0; to height: auto; using CSS?
... actual height will occur faster (often significantly) than the time specified.
– kingjeffrey
Mar 3 '12 at 4:15
54
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Two submit buttons in one form
...makes more sense. Then you just grab the value under a single known form field name. It also makes it more obvious that only one value (the clicked one) will be sent for the given input name, much like how radio buttons work (same name, different values).
– Triynko
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How to generate random SHA1 hash to use as ID in node.js?
... really meaningful for us to shasum our random bytes. It's like rolling a die twice but only accepting the second roll; no matter what, you have 6 possible outcomes each roll, so the first roll is sufficient.
Why is this better?
To understand why this is better, we first have to understand how h...
How to import a .cer certificate into a java keystore?
During the development of a Java webservice client I ran into a problem. Authentication for the webservice is using a client certificate, a username and a password. The client certificate I received from the company behind the webservice is in .cer format. When I inspect the file using a text edit...
Check if a user has scrolled to the bottom
...swer works fine, spare the issue that the value of $(document).height() varies by browser.
To make it work on all browsers, use this function from James Padolsey:
function getDocHeight() {
var D = document;
return Math.max(
D.body.scrollHeight, D.documentElement.scrollHeight,
...