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What is an abstract class in PHP?
What is an abstract class in PHP?
7 Answers
7
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How to check if command line tools is installed
...to know if the command line tools is installed.
Is there a command for it?
What can I do to see if XCode CLT is installed and if yes to find the version installed?
...
How do I select an entire row which has the largest ID in the table?
...s have the same performance using MySQL. For my own knowledge, do you know what DBMS has poorer performance for subselects?
– unutbu
Feb 7 '14 at 20:08
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When to add what indexes in a table in Rails
...o two foreign keys at once (add_index (:users, [:category_id, :state_id]), what happens? How is this different from adding the index for each key?
Then the index is a combined index of the two columns. That doesn't make any sense, unless you want all entries for one category_id AND one state_id (...
How to design RESTful search/filtering? [closed]
... Using POST to make searches may break the REST cache constraint. whatisrest.com/rest_constraints/cache_excerps
– Filipe
Jan 18 '14 at 12:21
57
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CoffeeScript, When to use fat arrow (=>) over arrow (->) and vice versa
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What do you do when you want to use the this that would be called from the thin arrow, but also the instance variables that you would get with the fat arrow?
– Andrew Mao
Sep 21 '12 at 2...
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
...epresentable range of integers.
Consider: If floor() returned an integer, what should floor(1.0e30) return?
Now, while Python's integers are now arbitrary precision, it wasn't always this way. The standard library functions are thin wrappers around the equivalent C library functions.
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Laravel - Route::resource vs Route::controller
...tion show($id) {}
public function store() {}
}
You can also choose what actions are included or excluded like this:
Route::resource('users', 'UsersController', [
'only' => ['index', 'show']
]);
Route::resource('monkeys', 'MonkeysController', [
'except' => ['edit', 'create']
]...
Find JavaScript function definition in Chrome
...e much better. I mean, the browser has to know this, so why not expose it? What I expected was something like:
11 Answers
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Android: Remove all the previous activities from the back stack
... I call activity A from my current stack(D->A->B) with intent filter what you suggested what will happen it clear my current stack (D->A->B) and open activity A and when I press back it close application but if I press recent app button I can see two back stacks of my App there.
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