the disadvantages of global variables

  • How dangerous are the Global Variables

    Well guys, I have always wonder about this, I will make a picture of the experience that I am facing.I am enhancing and upgrading a Software for a Company.Actually the Software project its kind of big and sometimes wonder if at this point should I use Global variables and Arrays or List instead of u ...

  • Global variables in jQuery

    I can't get global variables work, maybe somebody knows the answerbecause this should be very simple.The following does not work, the price is not available at the end ofthe function in the alert.function calc_matrix(x, y){    loc = "index.php?module=product";  ...

  • jQuery Weird problem with global variables

    am new to JS and I thought to start with jquery since it really make things much easier. So, i made a little script as followingfunction JoinNewsletter() {      var dbTransaction = 0;      $.ajax({         'u ...

  • jQuery r3213 committed - datepicker: fixed two global variables

    Revision: 3213Author: joern.zaeffererDate: Tue Sep 15 01:14:11 2009Log: datepicker: fixed two global variableshttp://code.google.com/p/jquery-ui/source/detail?r=3213Modified:/trunk/ui/ui.datepicker.js=======================================--- /trunk/ui/ui.datepicker.js    Wed Jul ...

  • How to pass global variables to the jquery scope

    I'm having trouble letting functions I defined in jquery read javascript global variables I defined elsewhere.. for example I have a function defined within my jquery $(document).ready(function(){ function performTabSlide() {// do something with currentPosition;} elsewhere the page I defined the var ...

  • jQuery Global variables or global array

    I have a huge problem understanding how should the global variables or array can be declared so they can be used outside the jQuery scope. For example, I'm getting some JSON data from an API, iterate through it but my new array cannot be used since it errors as "not defined".$(function() {  ...

  • global variables in jquery functions

    I cannot findout how I can write to global variables in a a JQUERY function.In the following script code you will understand my problem.I appreciate your help. <script type="text/javascript">function checkusername (username ) {$.post("http://example.com/index.php", {action: 5, username: u ...

  • Javascript: how to really prove a frame is loaded? Global variables not working?

    I've been fooling around with developing an IETMs interface (Interactive Electronic Technical Manual - like an interactive parts catalogue) to display the data live from an existing Access database. The idea is to be able to run this interface on a network hosted intranet with straight HTML, plain J ...

  • Global variables vs master class w/ members

    I'm getting back into the swing of things with C++, but one thing I never had a lot of practice on was design of larger projects.In this particular case I'm making an application which has variables I'll need to access from just about anywhere.If this were C or an embedded application I'd make them ...

  • static vs. global variables

    I did my research on the internet. As I understand:Static variables are accessible only in a file while global variables are across multiple files.And it says that global variables destroy OOP. So, why does static variable not destroy OOP?Is there any other difference to understand between these var ...

  • Best way for global variables

    I have a site that is accessed through one page. That page looks at what section is being called and then calls a process_section() function for that section. Inside of that functions many smaller functions are used to implement the section. These smaller functions all need access to several functio ...

  • Accessing All Global Variables?

    Is it possible to gain access to all global variables inside a function as opposed explictly referencing each one?I know that this is genereally not a good idea, but, I have one function that prints an html form, and another one that process's it. There are a lot of fields, and it's kind of a pain t ...

  • Global variables in FORTRAN

    Ok where are all the old folks at? Yeah you old timers that grew up learning Fortran back in the 50's. :) How are global variables in Fortran declared? Do you just declare them outside any functions for them to be global or is there some keyword I need to use? ...

  • global variables

    How do I save the information entered in a form to global variables so that I can use the information in different files. I have the form in file1.php and is processed in file2.php. I would like to access the global vairables in file3.php..Any ideas ...

  • Global variables

    What are global variables?I know that they are declared inside the function so they can be used inside the function, but:- What is the benefit of this?- What are their advantages and the dis-advantages?- I hear that they are unsecure? How?Thx ...

  • help with global variables

    can someone explain how to use global variables in php 4? i understand it´s different from php 3, where they were just declared as global ...

  • Global variables

    i have a problem about implement global variables i must use in all mi project, i try to do this:Globales.h struct Triangulo_Mapa{.....}Triangulo_Mapa TM[100];MD2model.cpp //I enter values to TM#include "Globales.h"TM[index] = valor;main.cpp #include Globales //To use TM#include MD2model.h ...

  • global_variables = Off.....now what?

    Ok..so I have PHP 4.3.0 dev up and running on my Apache 2.043 webserver. But the variables in my current code don't work anymore. I see that global_variables is defaulted to 'Off' in the PHP.ini file for security reasons...so I want to learn how to work with my variables with this 'Off'.Here's what ...

  • global variables in PHP Version 4.2.4-dev

    How to declare and access global variables in PHP 4.2.4-Devi have register_global=off in php.iniI want to set a variable on one page and access that from another page as global variable. ...

  • MySQL session vs. global variables

    I have a question regarding setting my session variable. I want to set the wait_timeout value to 600 for both global and session variables. I put this in my my.cnf file: wait_timeout = 600 bounced mysql and then logged back into a new session. The 600 value is set for global wait_timeout: mysql> ...

  • DTS parameters >> Global variables

    When including more than one COUNT SQL statements in an [Execute SQL Task], How can I put these results into Global variables?Should it be within the Execute SQL Task code ? or it should be in external ActivX script? ...

  • Global Variables and SAX/XML

    Hi. I'm fairly new to php, and I'm having a scoping problem with a couple variables. I need to have a couple of string variables available to all functions without passing them in as arguments. I read the post located in this forum about global variables (http://www.phpbuilder.com/board/showthread.p ...

  • Activex and Global variables

    I have developped an activex control and attached it in a web page using Internet explorer. In this activex control, there are some global variables. When I opened my web page that displays that activex control, it works perfectly. But if I open two times the same page (using tab in IE), both instan ...

  • Environment Space & Global Variables?

    and thanks in advance for your kind input.I'm running a canned PHP packaged named osCommerce. It uses lots of global variables. What's really strange is that some of the variables display as they should... and others simply display as, well, variables (e.g. TABLE_HEADING_LASTNAME, TABLE_HEADING_FIRS ...

  • global variables in dtspump task

    I have two connections, an oracle and sqlserver. the dtspump task is pulling data from oracle to sqlserver. I am trying to automate this package by substituting the where clause values to variables since they are based on year and month. My question is - how does one use global variables in a dtspum ...

  • Global Variables

    I´m having a little problem(i hope) with global variables.I´m working with the DTS of the SQL SERVER 2000! Does someone knows how can i load global variables using an SQL Task!???Thank you all!!Kind ...

  • Little question about Global variables?

    Can I still use $_SESSION['something'] and $_COOKIE['something'], when global variables = 'on'? ...

  • global variables

    I have written a class which is used to create HTML forms,data insert etc.. . Now to access the variables from the calling PHP I have to declare a lot of global variables inside my functions in the class. for eg. If I want to insert a record, I have an array called $fields. I pick up the field names ...

  • global variables in dts packages

    How do I define a global variables in Dts package while designing the package in enterprise manager? ...

  • DTS Global Variables Behaviour with > 1 User

    I have a DTS package that users of the database can run which basically acts like a 'live update' (as the database is based on a values produced from another system) and it takes roughly 30 or so seconds to run...The dts package is not going to have a particularly large hit rate but i am interested ...

  • Global variables and classes

    This is actually a followup of a question posted below, but no-one seems to beanswering it. So...I would like to know how and where I should declare global variables to use them in a class (since a class is an object, only knowing it's input from the constructors).Gracias... ...

  • Global Variables Advice !!!

    I have created a site that replies on global variables being "ON", for some of the functionality to work.The problem i have is that the hosting company, which i rent my space from changed their server over the weekend, so that global variables (register_globals) are now "OFF", so ...

  • work around for Global Variables=OFF

    I keep my global variables=off for safety.. and ofcourse i use $name = $_POST['name'];to set my variables inside my script.. however, on some occations, i get like 50 variables from a form and it is absolutely pains taking to set each variable accordingly..I know there is a function in php that can ...

  • Changing DTS global variables using form

    How can I change DTS global variables using a web form? ...

  • Accessing global variables inside a class

    I have one config with some 100 variables. I want to access those variables inside class functions. I can only find two ways of doing this class A {function B{ global aa,ab;}function C{global aa,ab;}}But this way I have to define the variables in each and every function.Another way is to define clas ...

  • Global Variables

    My local server is causing me hassle again!I turned global variables on in php.iniregister_globals = Onbut the following code doesn't workURL:http://localhost/sites/test/var_test.php?test_var=TESTtest.php:<? echo "Test Variable = ".$test_var; ?>this just prints out Test Variable = in ...

  • Global Variables not supported on my host

    We are switching to a new web host that does not support Global Variables. I understand this has been some what of a hot issue with the php community. Anyways, i have an index page that has the following in it:<? $ext = ".php";$page = "".$page."".$ext."";if ...

  • using global variables within a SSIS execute SQL task

    i am now ready to move on to using SSIS to run my stored procedure that i have been asissted in building ...I want to use 3 global variables and have them being used in a SSIS 'execute SQL task' task.i have created the Global Variables in the packageADPDIV ADPMth ADPYear and in my execute SQL task, ...

  • Global Variables in AJAX?

    Let's say I have an internal server-side script called "request.php" being called by a script named "request.js" but it is all being driven by "index.php". Is it possible to use global variables that I have declared in "index.php" from within "request.php ...

  • Ubuntu Global variables alternative

    I hope that it is okay to start this new thread. It seems that global variables are strongly rejected by the c programming community, then I ask what is the alternative?When you have to keep track of time and it goes through many subprograms, how do you do it without global variables? There just see ...

  • Periodical execution and global variables

    Hi..I have table that has the following fields:ID, S, M, T, W, Th, F, Sa, LW, LM, Tmp, TotI think you can guess what the first 8 fields stand for. The others:LW - Last WeekLM - Last MonthTmp - TempTotalTot - TotalWhat I want to achieve :1) Once every week, I want to sum up the values for all days of ...

  • How declare global variables

    How/Where can I declare global variables that I can shared with any class of my application? ...

  • Global variables inside a class considered safe?

    all. I've read all over that it is not good OOP pratice to use global variables in your applications. My question is how exactly do you avoid it? And is it safe to create a class and store these variables in there and then initialize them in your functions like so? :class globalvar{public:CString ou ...

  • Initialization of global variables,PLEASE HELP!!!

    I cant help with initialization of glabal variables. for example I got 4 global variables in 4 different .cpp files:///A.cppint a;void fna(){a=5*d;}/************////B.cppint bvoid fnb(){b=5*d;}/***********////C.cppint c;void fnc(){c=5*b;}/************////D.cppint d;void fnd(){d=20;}/************/So ...

  • need a way of checking global variables

    string str;int i1, i2;bool CheckInfoRequired() {if ((str == "") || (i1 == "") || (i2 == "")) {return true;}return false;}obviously that wont work but can anyone help me make a function to check if the global variables have been set ...

  • Global Variables

    I have an include file with global variables. I put the header file within a class named XXX.Compiler works fine.When I try to use some of this variables in the initinstance() of the App implementation file named ZZZ.cpp, the compiler tells me the variable it'snot defined.So, I put the header file i ...

  • Easy Question Im Sure - PHP4 to PHP5 Conversion? Global variables

    ok,my Hosting company have informed me that my new websites are on servers using php5 and the simple forms i have used on previous php4 based websites do not work.So although i have pretty much zero knowledge of php i have searched around to find the answer to the problem. Well the answer to the pro ...

  • HTTP_POST_VARS and global variables

    I have a problem which I hope I can describe right here. First of all let me say that I am an ASP developer learning PHP, so the solutions I come up with are usually ASP-solutions I want to code in PHP...The problem is, I have a form with checkboxes: <input type="checkbox" name="al ...

  • Javascript: how to really prove a frame is loaded? Global variables not working?

    I've been fooling around with developing an IETMs interface (Interactive Electronic Technical Manual - like an interactive parts catalogue) to display the data live from an existing Access database. The idea is to be able to run this interface on a network hosted intranet with straight HTML, plain J ...

  • Global Variables not so 'global'

    I have a VB6-dll that is referenced in both a VB.Net aplication and another VB6-dll.Now, I get Information (strings containing filenames) from the VB.NET application and store them in global variables in a module. Then I want to use these variables in the other VB6-dll, however they are empty.the co ...