I am a beginning programmer and know little about C. One thing I know but have not had explained to me is why functions can't return arrays. This is easily circumvented (Return a 2d array from a function) by use of pointers or by wrapping the array i

var test = function () { var my_array =[1,2,3]; my_function = function (my_array) { my_array = global_fun().slice(); console.log(my_array.length); // >> 10 !!!!!! } my_function (my_array); console.log(my_array.length); // >> 3 !!!!!! // my_arr

Consider this code: @tmp = split(/\s+/, "apple banana cherry"); $aref = \@tmp; Besides being inelegant, the above code is fragile. Say I follow it with this line: @tmp = split(/\s+/, "dumpling eclair fudge"); Now $$aref[1] is "ecl

This question already has an answer here: Why doesn't C++ support functions returning arrays? 9 answers I am new to C language and am wondering: Why can't C functions return an array type? I know that an array name is an address to the first value of

I read a Java text book and I have a question. Syntax public static Base_Type[] Method_Name(Parameter_List) { Base_Type[] temp = new Base_Type[Array_Size]; *Statements_To_Fill_Array* return temp; } The book says "The method need not be static and nee

Im reading the Facebook Insights and trying to get Jackson to map the JSON to Object. If all the data comes in without empty, i have it working. But Im having a problem trying to deserialize empty array of key value. Even after trying this post: How

I can't access my controller array in my view in codeigniter. When I pass array in my view it give me unidentified variable error, please help me! This code is for change profile pic. I want to display changed pic to my view! I can get photo path fro

I have: $myarr['DB'] = new DB(); $myarr['config'] = new config(); Can I make somehow PHPStorm to know what exactly inside thouse keys? For now I see only hinting fo variables and class properties, but not array keys.You can define the array keys in a

In C, a struct (record data structure) can be the return type of a function, but an array cannot be. What design characteristics of the C Language cause arrays to be an exception?A naked array type in C language is not copyable for primarily historic

I am trying add a method to Array prototype.But it is giving me an error TypeError: Array.method is not a function I am trying this example from JavaScript: The Good Parts. Here is a piece of my code. Array.method('reduce',function(f,value){ var i; f

This is a really novice question, but I don't write C unless (err, if) I can avoid it ;) I've written a small extension to ruby that needed to interface with libmysql. It works as expected, but now I'm in some doubt as to whether two lines of code a

I'm working on a login functionality for a site I'm working on, I'm trying to use the session method but I keep getting an error "Fatal error: Can't use function return value in write context." Any ideas? <?php $db_name="name"; // D

Fatal error: Can't use function return value in write context in line 3, In which cases such errors get triggered? My program: //QUERY VARIABLE $query="select * form user where user_name='$user_name' and user_password='sha($user_password)'"; //E

Getting compilation error "Can only iterate over an array or an instance of java.lang.Iterable" at for loop in reducer. public void reduce(Text key, Iterator<IntWritable> values, OutputCollector<Text, IntWritable> Output, Reporter ar