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CASCADE DELETE just once
... I want to do a few cascading deletes. However, the tables aren't set up with the ON DELETE CASCADE rule. Is there any way I can perform a delete and tell Postgresql to cascade it just this once? Something equivalent to
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Disable dragging an image from an HTML page
...tElementById('my-image').ondragstart = function() { return false; };
See it working (or not working, rather)
It seems you are using jQuery.
$('img').on('dragstart', function(event) { event.preventDefault(); });
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What does href expression do?
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An <a> element is invalid HTML unless it has either an href or name attribute.
If you want it to render correctly as a link (ie underlined, hand pointer, etc), then it will only do so if it has a href attribute.
Code like this is therefore sometimes used as a w...
Open directory dialog
...from Win32, but unfortunately the dialog requires file(s) to be selected - it stays open if I simply click OK without choosing one. I could "hack up" the functionality by letting the user pick a file and then strip the path to figure out which directory it belongs to but that's unintuitive at best. ...
UIRefreshControl without UITableViewController
Just curious, as it doesn't immediately seem possible, but is there a sneaky way to leverage the new iOS 6 UIRefreshControl class without using a UITableViewController subclass?
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Most efficient way to check for DBNull and then assign to a variable?
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edited Jan 24 '18 at 10:50
community wiki
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Python recursive folder read
I have a C++/Obj-C background and I am just discovering Python (been writing it for about an hour).
I am writing a script to recursively read the contents of text files in a folder structure.
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How do you run multiple programs in parallel from a bash script?
I am trying to write a .sh file that runs many programs simultaneously
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Ng-model does not update controller value
Probably silly question, but I have my html form with simple input and button:
13 Answers
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How to read file from relative path in Java project? java.io.File cannot find the path specified
I have a project with 2 packages:
13 Answers
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