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Laravel Eloquent Sum of relation's column
...The documentation is a little light for some of the Collection methods but all the query builder aggregates are seemingly available besides avg() that can be found at http://laravel.com/docs/queries#aggregates.
share
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Heap vs Binary Search Tree (BST)
... 1
Create worst n log(n) n
Delete worst log(n) log(n)
All average times on this table are the same as their worst times except for Insert.
*: everywhere in this answer, BST == Balanced BST, since unbalanced sucks asymptotically
**: using a trivial modification explained in thi...
What is the use of a private static variable in Java?
... as ClassName.varName . I am also aware that static members are shared by all instances of a class and are not reallocated in each instance.
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How do you remove the root CA certificate that fiddler installs
...ddler Options -> HTTPS. Then click the "Actions" button and then "Reset All Certificates"
It will popup a message that it could take a while but it's really quick. Approve all popups and there you go.
Pay attention not to re-approve the certificate again (when I did it the message for approving t...
How can I multiply all items in a list together with Python?
...m together. Example:
[1,2,3,4,5,6] will give me 1*2*3*4*5*6 . I could really use your help.
17 Answers
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Using only CSS, show div on hover over
...ibling selector, and is the basis of the suckerfish dropdown menu.
HTML5 allows anchor elements to wrap almost anything, so in that case the div element can be made a child of the anchor. Otherwise the principle is the same - use the :hover pseudo-class to change the display property of another el...
How to share Eclipse configuration over different workspaces
...e, etc.). How could I share the Eclipse and project configuration pragmatically between multiple computers? Should I version control them, or is there any easier way to do this?
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How do I edit an incorrect commit message in git ( that I've pushed )?
...rest: in BK you could.
And if you're used to it (like I was) it was really quite practical. I
would apply a patch-bomb from Andrew, notice something was wrong, and just
edit it before pushing it out.
I could have done the same with git. It would have been easy enough to
make just ...
Should try…catch go inside or outside a loop?
...performance difference in where the try/catch structures are placed. Internally, they are implemented as a code-range table in a structure that is created when the method is called. While the method is executing, the try/catch structures are completely out of the picture unless a throw occurs, then ...
Visual Studio Disabling Missing XML Comment Warning
...ut I'd prefer a generic solution where I can make one change that disables all warnings of this type.
5 Answers
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