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How do I set a variable to the output of a command in Bash?
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Elaboration such as an example on Update (2018) would be appreciated.
– Eduard
Jul 13 '18 at 13:31
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How to post JSON to PHP with curl
...ve been trying all afternoon to run the curl post command in this recess PHP framework tutorial. What I don't understand is how is PHP supposed to interpret my POST, it always comes up as an empty array.
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isset() and empty() - what to use
... $var; (a variable declared, but without a value in a class)
From http://php.net/manual/en/function.empty.php
As mentioned in the comments the lack of warning is also important with empty()
PHP Manual says
empty() is the opposite of (boolean) var, except that no warning is
generated when...
Add a new column to existing table in a migration
...e a specific name to avoid clashing with existing models
for Laravel 3:
php artisan migrate:make add_paid_to_users
for Laravel 5+:
php artisan make:migration add_paid_to_users_table --table=users
You then need to use the Schema::table() method (as you're accessing an existing table, not crea...
How can mixed data types (int, float, char, etc) be stored in an array?
...nt main(int argc, char **argv) {
Var v[SIZE];
int i;
var_init_int(&v[0], 10);
var_init_char(&v[1], 'C');
var_init_float(&v[2], 3.14);
for( i = 0 ; i < SIZE ; i++ ) {
switch( v[i].type ) {
case V_INT : printf("INT %d\n", v[i].i); break;
case V_CHAR : p...
AngularJS - Any way for $http.post to send request parameters instead of JSON?
...ht be a bit of a hack, but I avoided the issue and converted the json into PHP's POST array on the server side:
$_POST = json_decode(file_get_contents('php://input'), true);
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How to set selected value of jquery select2?
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Html:
<select id="lang" >
<option value="php">php</option>
<option value="asp">asp</option>
<option value="java">java</option>
</select>
JavaScript:
$("#lang").select2().select2('val','asp');
jsfiddle
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PHP Pass variable to next page
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You can add the variable in the link to the next page:
<a href="page2.php?varname=<?php echo $var_value ?>">Page2</a>
This will create a GET variable.
Another way is to include a hidden field in a form that submits to page two:
<form method="get" action="page2.php">
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ios app maximum memory budget
... It's just that we wanted to put as much stuff as we could (graphics & sounds). Artists will always want to put as much as they possibly can into a game that's why I want to limit them with a budget. I guess we'll just have to test on many different devices in different settings to find a r...
Reference - What does this error mean in PHP?
... about warnings, errors, and notices you might encounter while programming PHP and have no clue how to fix them. This is also a Community Wiki, so everyone is invited to participate adding to and maintaining this list.
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