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Rails 3 migrations: Adding reference column?
...are using the Rails 4.x you can now generate migrations with references, like this:
rails generate migration AddUserRefToProducts user:references
like you can see on rails guides
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How to find out which processes are using swap space in Linux?
...ot possible to get the exact size of used swap space of a
process. Top fakes this information by making SWAP = VIRT - RES, but
that is not a good metric, because other stuff such as video memory
counts on VIRT as well (for example: top says my X process is using
81M of swap, but it also repo...
SELECT * WHERE NOT EXISTS
I think I'm going down the right path with this one... Please bear with me as my SQL isn't the greatest
5 Answers
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Determining Referer in PHP
...e. I don't want to use the $_SERVER['HTTP_REFERER'] , because of the (lack of) reliability, and I need the page being called to only come from requests originating on my site.
Edit: I am looking to verify that a script that preforms a series of actions is being called from a page on my website....
HttpUtility does not exist in the current context
I get this error when compiling a C# application. Looks like a trivial error, but I can't get around it.
10 Answers
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How to unbind a listener that is calling event.preventDefault() (using jQuery)?
jquery toggle calls preventDefault() by default, so the defaults don't work.
you can't click a checkbox, you cant click a link etc etc
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Select tableview row programmatically
... can additionally also call selectRowAtIndexPath if you want the UI feedback to happen.
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git clone from another directory
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ChrisChris
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Best way to make Django's login_required the default
I'm working on a large Django app, the vast majority of which requires a login to access. This means that all throughout our app we've sprinkled:
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How can I get jquery .val() AFTER keypress event?
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Change keypress to keyup:
$(someTextInputField).on("keyup", function() {
alert($(this).val());
});
keypress is fired when the key is pressed down, keyup is fired when the key is released.
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