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jQuery form serialize - empty string
...h it doesn't apply to this particular example, the same behavior occurs if one or more form inputs is disabled. Those inputs will not show up in the serialized string. In my case, all form inputs had values but were disabled, resulting in an empty string being returned.
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git - Find commit where file was added
...er=A'
This makes it as simple as:
git whatadded -- foo.js
The below one liner will recursively search through sub directories of the $PWD for foo.js without having to supply and absolute or relative path to the file, nor will the file need to be in the same directory as the $PWD
git log --di...
Can I set variables to undefined or pass undefined as an argument?
...ipting languages' concepts of the out-of-band ‘null’, ‘nil’ or ‘None’ objects.
undefined, on the other hand, is a weird JavaScript quirk. It's a singleton object that represents out-of-band values, essentially a second similar-but-different null. It comes up:
When you call a function ...
How to determine if a decimal/double is an integer?
...ine((d % 1) == 0);
}
Output:
False
True
Update: As @Adrian Lopez mentioned below, comparison with a small value epsilon will discard floating-point computation mis-calculations. Since the question is about double values, below will be a more floating-point calculation proof answer:
Math.Abs(d ...
When to use MongoDB or other document oriented database systems? [closed]
... k/v store, use it like a rdbms, but for god sake, build your killer app! None of this will matter to most apps. Facebook still uses MySQL, a lot. Wikipedia uses MySQL, a lot. FriendFeed uses MySQL, a lot. NoSQL is a great tool, but it’s certainly not going to be your competitive edge, it’s not ...
p vs puts in Ruby
.... The difference in output is the main difference (and used to be the only one).
– sepp2k
Oct 4 '16 at 20:55
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How to copy commits from one branch to another?
...y branching and merging is to be able to do everything by making commit(s) one place and merging them into wherever they're needed. Duplicate commits mean an intent never to merge those two branches (if you decide you want to later, you'll get conflicts).
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PHP cURL vs file_get_contents
...end POST, PUT, authentication, headers, content, proxy, and much more with one file_get_contents request
– Markus Köhler
Jul 29 '15 at 14:53
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“Thinking in AngularJS” if I have a jQuery background? [closed]
...ut how to divide our application into individual, extensible, testable components.
So then how do you do that? How do you "think in AngularJS"? Here are some general principles, contrasted with jQuery.
The view is the "official record"
In jQuery, we programmatically change the view. We could have...
Deploying my application at the root in Tomcat
...se="war_name" debug="0" reloadable="true"></Context>
The first one is easier, but a little more kludgy. The second one is probably the more elegant way to do it.
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