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PHP Multidimensional Array Searching (Find key by specific value)
...
Another poossible solution is based on the array_search() function. You need to use PHP 5.5.0 or higher.
Example
$userdb=Array
(
(0) => Array
(
(uid) => '100',
(name) => 'Sandra Shush',
(url) => 'urlof100'
),
(1) => Array
...
brew install mysql on macOS
...sql
ran the commands brew suggested: (see note: below)
unset TMPDIR
mysql_install_db --verbose --user=`whoami` --basedir="$(brew --prefix mysql)" --datadir=/usr/local/var/mysql --tmpdir=/tmp
Start mysql with mysql.server start command, to be able to log on it
Used the alternate security script:
...
How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...t;unsigned Cur, unsigned Goal>
struct adder{
static unsigned const sub_goal = (Cur + Goal) / 2;
static unsigned const tmp = adder<Cur, sub_goal>::value;
static unsigned const value = tmp + adder<sub_goal+1, Goal>::value;
};
template<unsigned Goal>
struct adder<Goal, Go...
Summarizing multiple columns with dplyr? [duplicate]
...
The dplyr package contains summarise_all for this aim:
library(dplyr)
df %>% group_by(grp) %>% summarise_all(list(mean))
#> # A tibble: 3 x 5
#> grp a b c d
#> <int> <dbl> <dbl> <dbl> <dbl>
#>...
How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
...
Best I can think of is:
template<class T, class... Tail>
auto make_array(T head, Tail... tail) -> std::array<T, 1 + sizeof...(Tail)>
{
std::array<T, 1 + sizeof...(Tail)> a = { head, tail ... };
return a;
}
auto a = make_array(1, 2, 3);
However, this requires the ...
Haskell composition (.) vs F#'s pipe forward operator (|>)
...left. But how will work type resolution for it?
– The_Ghost
Sep 24 '09 at 13:25
7
(<|) is actu...
What is the preferred syntax for defining enums in JavaScript?
...roperties build from an existing hash list and optionally freeze it (mkenum_2 in my list). Cheers.
– Andrew Philips
Sep 5 '14 at 19:10
...
How to hash a password
...all for a boolean, this would do: return hash.SequenceEqual(hashBytes.Skip(_saltSize));
– Jesú Castillo
May 4 '17 at 19:17
...
Turning live() into on() in jQuery
...ould be something like
$(document.body).on('change', 'select[name^="income_type_"]', function() {
alert($(this).val());
});
Although it is better if you bind the event handler as close as possible to the elements, that is, to an element being closer in the hierarchy.
Update: While answering ...
Android Fragments and animation
...etFragmentManager().beginTransaction();
ft.setCustomAnimations(R.anim.slide_in_left, R.anim.slide_out_right);
DetailsFragment newFragment = DetailsFragment.newInstance();
ft.replace(R.id.details_fragment_container, newFragment, "detailFragment");
// Start the animated transition.
ft.commit();
T...