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Rails: fields_for with index?
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@LucasRenan & @graphmeter - Please read the question again, you need to call <%= f.options[:child_index] %> in your rendered sub-form (In this case: _some_form.html.erb), not int the original builder. Answer updated for more clarification.
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Why git can't do hard/soft resets by path?
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Because there's no point (other commands provide that functionality already), and it reduces the potential for doing the wrong thing by accident.
A "hard reset" for a path is just done with git checkout HEAD -- <path> (checking out the existing version of the file).
A soft reset for a p...
What's the correct way to communicate between controllers in AngularJS?
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@Scott I pasted it over but the code already was correct and is exactly what we use in production. Can you double check, that you don't have a typo on your site? Can I see your code somewhere to help troubleshooting?
– Christoph
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XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...ttacks, and will block requests. You don't want just anyone being able to read your hard drive from your web browser. You can create a fully functioning web page using Notepad++ that will run Javascript, and frameworks like jQuery and angularJs; and test everything just by using the Notepad++ menu...
Get type of a generic parameter in Java with reflection
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I get this exception : Exception in thread "main" java.lang.ClassCastException: java.lang.Class cannot be cast to java.lang.reflect.ParameterizedType not sure what is the constraint .
– Dish
Feb 29 '16 at 14:25
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How should I copy Strings in Java?
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@GriffeyDog: I am reading the question less literally. What I am saying is that it is safe to give out references to a string object without fear that someone might modify the string.
– NPE
May 15 '12 at ...
Purpose of asterisk before a CSS property
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As far as I know, asterisk prevents Firefox to read the attribute, but is valid in IE.
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How do you use “
I just finished reading about scoping in the R intro , and am very curious about the <<- assignment.
6 Answers
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Using jQuery To Get Size of Viewport
...grammers in using your libraries, let me invent a couple:
$(document).ready(function() {
if(typeof $=='undefined') {
alert("PROGRAMMER'S Error: you haven't called JQuery library");
} else if (typeof $.ui=='undefined') {
alert("PROGRAMMER'S Error: you haven't install...
When to use NSInteger vs. int
...ific defines for simple integers does nothing but make your code harder to read.
– Glenn Maynard
Feb 20 '13 at 0:31
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