instance of

the "data" argument must be of type string or an instance of buffer, typedarray, or dataview. received null

Type error: Argument 1 passed to App\Http\Controllers\Controller::validate() must be an instance of Illv

argument 2 passed to illuminate\routing\urlgenerator::__construct() must be an instance of illuminat e\http\request

passed to lcobucci\jwt\signer\hmac::doverify() must be an instance of lcobucci\jwt\signer\key, null given,

jtl\connector\core\http\jsonresponse::prepareandsend() must be an instance of jtl\connector\core\rpc\responsepacket, null given,

the keyword synchronized can be used in which of the following types of blocks: pick one or more options instance methods static methods static classes code blocks inside static methods

which of the below is true about interfaces? pick one option interface can contain constructors a class can implement just one interface an interface can declare public and protected method only an interface cannot have instance variables

invalid set index 'flip_h' (on base 'null instance') with value of type 'bool'

find first instance of character in string python