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How to find out which JavaScript events fired?
...ts that have already been attached by simply right clicking on the element and then browsing its properties (the panel on the right).
For example:
Right click on the upvote button to the left
Select inspect element
Collapse the styles section (section on the far right - double chevron)
Expand the...
PHP and Enumerations
...o give predefined values which IDEs' auto-completion features could understand.
37 Answers
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How to use mongoimport to import csv
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Your example worked for me with MongoDB 1.6.3 and 1.7.3. Example below was for 1.7.3. Are you using an older version of MongoDB?
$ cat > locations.csv
Name,Address,City,State,ZIP
Jane Doe,123 Main St,Whereverville,CA,90210
John Doe,555 Broadway Ave,New York,NY,10010
...
how do I strip white space when grabbing text with jQuery?
...,'');
That will remove all the spaces
If you want to remove the leading and trailing whitespace only, use the jQuery $.trim method :
var emailAdd = $.trim($(this).text());
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Is there any way to not return something using CoffeeScript?
...fun(arguments...)
return
(Notice the splat operator here (...))
And use it like this when defining functions:
fun = voidFun ->
doSomething()
doSomethingElse()
Or like this:
fun = voidFun(->
doSomething()
doSomethingElse()
)
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Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
While most apple documents are very well written, I think ' Event Handling Guide for iOS ' is an exception. It's hard for me to clearly understand what's been described there.
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Find provisioning profile in Xcode 5
...eferences >> accounts >> view details . I want to copy profile and have to send it to one of my client, but I am not able to right click on it to find it using " Reveal Profile in Finder " option.
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No secret option provided to Rack::Session::Cookie warning?
....2.3, Ruby 1.9 under Fedora 17. I get this warning, when I run rails s , and how do I fix?
7 Answers
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Inheriting constructors
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If your compiler supports C++11 standard, there is a constructor inheritance using using (pun intended). For more see Wikipedia C++11 article. You write:
class A
{
public:
explicit A(int x) {}
};
class B: public A
{
using A::A;
};
This i...
ASP.NET Identity DbContext confusion
...ay you can have the context be aware of any relations between your classes and the IdentityUser and Roles of the IdentityDbContext.
There is very little overhead in the IdentityDbContext, it is basically a regular DbContext with two DbSets. One for the users and one for the roles.
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