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Ruby on Rails: how do I sort with two columns using ActiveRecord?
I want to sort by two columns, one is a DateTime ( updated_at ), and the other is a Decimal (Price)
7 Answers
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Asynchronous Process inside a javascript for loop [duplicate]
...t called when those async operations finish. As such, the loop index is "done" and sitting at its final value for all the callbacks.
To work around this, you have to uniquely save the loop index separately for each callback. In Javascript, the way to do that is to capture it in a function closure...
jquery's append not working with svg element?
... it won't work. I tried the exact same thing with two different libraries, one in jQuery and one in D3.js. I got exactly the same source output in HTML using both, but the jQuery-generated elements would not render while the D3-generated ones did! I recommend using D3: d3.select('body').append('svg'...
Why can I access TypeScript private members when I shouldn't be able to?
...g Module Pattern, so the private members can remain private and the public ones can be accessible in JavaScript. This is a common pattern and would provide the same accessibility in TS and JS.
– John Papa
Dec 19 '12 at 1:42
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AngularJS browser autofill workaround by using a directive
...</form>
I think you just need to simplify your approach a bit. The one thing I definitely recommend is to check ngModel.$pristine and make sure you're not overwriting some poor user's input. Also, 3 seconds is probably too long. You shouldn't have to call $apply() in a $timeout, BTW, it shou...
Replace non-numeric with empty string
Quick add on requirement in our project. A field in our DB to hold a phone number is set to only allow 10 characters. So, if I get passed "(913)-444-5555" or anything else, is there a quick way to run a string through some kind of special replace function that I can pass it a set of characters to ...
How to remove line breaks from a file in Java?
...le -- calling replace doesn't change the original String, it returns a new one that's been changed. If you don't assign the result to text, then that new String is lost and garbage collected.
As for getting the newline String for any environment -- that is available by calling System.getProperty("...
Fastest way(s) to move the cursor on a terminal command line?
...uick substitution: ^--option25^--newoption
Character search. This was mentioned by Pax, and can be done in regular emacs-mode with Ctrl+] for forward search, and Ctrl+Alt+] for backward search.
I recommend the second option. Ctrl+r is really handy and fast, no mucking about with editors, and you s...
How can I add a string to the end of each line in Vim?
...VimGolfer I can't help but add that using I* rather than 0i* will save you one keystroke.
– Jedidiah Hurt
Oct 13 '11 at 21:50
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Password reset for Azure database
... able to log into the 'manage' page as admin, but I forgot the password to one of my databases. I would like to reset the password on that one DB. How do I do that? Microsoft doesn't seem to have a KB on that - at least not one I could find. Thx.
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