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JavaScript before leaving the page
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Just a note, if you want to conditionally display a message in onbeforeunload, return false will make the browser show "false" in a dialog. You need to return undefined if you want to let the window close with no user alert.
– Dan Fitch
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How do I consume the JSON POST data in an Express application
...quest.
The response object is for sending the HTTP response back to the calling client, whereas you are wanting to access the body of the request. See this answer which provides some guidance.
If you are using valid JSON and are POSTing it with Content-Type: application/json, then you can use the...
Simulating group_concat MySQL function in Microsoft SQL Server 2005?
...how to concat values - group_concat concats them by group, which is more challenging (and what the OP appears to require). See the accepted answer to SO 15154644 for how to do this - the WHERE clause is the critical addition
– DJDave
Jan 11 '18 at 13:26
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On - window.location.hash - Change?
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The only way to really do this (and is how the 'reallysimplehistory' does this), is by setting an interval that keeps checking the current hash, and comparing it against what it was before, we do this and let subscribers subscribe to a changed...
Is there a fixed sized queue which removes excessive elements?
...ixed size. When I add an element and the queue is full, it should automatically remove the oldest element.
16 Answers
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How to make the hardware beep sound in Mac OS X 10.6
...ble hardware. Before most computers had sound cards, most machines had a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even after many computers integrated sound cards, it remained common for quite some time for ...
How to trigger a click on a link using jQuery
...or, or are you trying to trigger events bound to it? Maybe you haven't actually bound the click event successfully to the event?
Also this:
$('#titleee').find('a').trigger('click');
is the equivalent of this:
$('#titleee a').trigger('click');
No need to call find. :)
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Android and in TextView
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In Kotlin, it works very well. I replace all the empty spaces with this, and it will ellipsize from the last characters. str.replace(" ", "\u00A0") yields, "Hello wor..." instead of "Hello..."
– Seop Yoon
Feb 23 '18 at 2:27
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Copying files from one directory to another in Java
..., available since version 1.2.
Using third party tools instead of writing all utilities by ourself seems to be a better idea. It can save time and other valuable resources.
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Remove empty strings from a list of strings
I want to remove all empty strings from a list of strings in python.
12 Answers
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