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

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

How to prevent crashes when an array is empty and you make a request from a UITableView or UIPickerView? My current method is to always initialize my arrays before using them with dummy data but I'm not really happy with this method since sometimes t

This simple code works for arrays of one dimension but not for multidimensional ones: var a=[[0,0,0],[0,0,0],[0,0,0]]; var b=a.slice(0); a[0][0]=2; alert(b[0][0]);//Should display 0, but displays 2 http://jsfiddle.net/e2vFk/3 How can I duplicate a mu