variables

php combining url with variable

Hello, I want to do define the following variable $url $url = www.example.com/$link; where $link is another predefined variable text string e.g. testpage.php But the above doesn't work, how do I correct the syntax? Thanks ...

Why ReSharper offers a variable name with a "class" suffix?

Hi guys, I was wondering why R# offers a variable name with a "class" suffix? When I am creating an instance of a class, why would I put a class suffix of my instance? Can there be any reason to have a such thing: BusinessClass myBusinessClass = new BusinessClass(); Thanks. ...

Variable functions and variable names in PHP

Hi, In PHP, say that you have some code like this: $infrastructure = mt_rand(0,100); if ($infrastructure < $min_infrastructure) $infrastructure = $min_infrastructure; //do some other stuff with $infrastructure $country->set_infrastructure($infrastructure); $education = mt_rand(0,100); if ($education < $min_education) $education = $min...

Using mod_rewrite to redirect 70+ URLs with variables

I am constructing a webcomic site, but the chapter order has changed significantly. I have manually written the conversions for myself in a form like this: 36 -> 26.1 37 -> 28 38 -> 28.1 39 -> 29 40 -> 30 41 -> 30.1 Basically, following this guide, I want to convert all urls like http://ww...

PHP Changing index of variable

Hello I have the variable $string[$k] = $function[$k] defined within a foreach loop with index $k. I want $string to be defined as $string[$k] = $function[$(k-5)] except that isn't correct. So for $k=8 I would have $string[8] = $function[3] How do I achieve this? Thank you ...

Programmatic way to get variable name in C?

I am developing a tool to dump data from variables. I need to dump the variable name, and also the values. My solution: Store variable name as a string, and print the "variable name", followed by its value. Is there any programmatic way to know the variable name? ...

SSIS: How do I pull a SQL statement from a file into a string variable?

I have a few SQL statements stored in text files. How do I pull these files into a string variable in SSIS so that I can use the same query in multiple places? Answer to questions: The queries are long and complex, something I'd prefer to edit in a real text editor, not inside the SSIS text boxes. I'd also like the queries to be edit...

Mysterious line in perl

Hello, I am reviewing some perl code and ran across this line $> = $<; It's older code and I wish I could have been more descriptive in the title above (sorry folks). What does this line do? ...

Pass variable between form and php page?

I might be going about this the wrong way I have a landing page that has a form on it. When i post that page the values of the from got to a page called mail.php I wanted to add a captcha ( in this case re-captcha.com) to the first page to prevent people from spaming my job application site. I am unsure how to use the php captcha to p...

PHP Session Variable shortcuts?

So I'm doing some maintenance on a PHP site that is using $_SESSION variables. I started seeing some very very weird behavior and after hours of debugging I just figured this out. As an example, lets say I have a session variable setup like this: $_SESSION['user']['id'] = 123; $_SESSION['user']['firstname'] = 'John'; $_SESSION['user']['...

iPhone Dev - Storing and Retrieving Variables from App Delegate

I have created a variable in my App Delegate and from my first View Controller, I am saving a value to the variable (in the App Delegate). Here is how I'm saving the value to the variable in the App Delegate: MyAppDelegate *DelegateVar = TheValue; NSLog(@"%@", DelegateVar); // This NSLog outputs correct value Later in the program, i...

Assigning variables to objects in JavaScript

Hey there, I am using the following method to basically create a JSON string. var saveData = {}; saveData.a = 2; saveData.c = 1; However the .a and .c don't cut it for what I need to do, I need to replace these with strings. So something like.. var name = 'wibble'; saveData.name = 2; This would get accessed with saveData.wibble ...

JS Vars - Adding

Hi I have two variables, 'a' and 'b' in my javascript, and i want to add them together - i assume this code: var a = 10; var b = 30 var varible = a + b; This, puts the two numbers next to eachother... any ideas why... the result should be 40? Thanks!! ...

Using a php function using a variable with delimiters

I would like to know If I can use a php function on a variable that contains delimiters like ' or ". I'm receiving a text content from my database and I would like to use: strip_tags($desc); on it but it does not work. Here is an example of what it can contain using var dump: string(1039) ""txt <a href=""/txt.php"" class=""txt"">txt</a...

In JSP, is there a way to see all available variables in the specific scope like in PHP?

Or better yet how do I dump all the variables in a given scope in jsp? (In php you can use a function call to see all the system, global and user-defined vars and functions available...) ...

variable name for the last part of a phone number

For the phone number: 234-567-8901, I would name variables like: areaCode = "234"; exchange = "567"; What would an appropriate variable name be for "8901"? ...

How to "go back"

I'm creating a learning application in Flash and am trying to figure out how to program a "back" button using ActionScript 3. I'm guessing that I need to set a variable to find the previous frame and then set an Event Listener to listen for the back button, but I don't know how to program the variable to find the previous frame, especial...

C++, Accept lowercase and uppercase letters in a variable.

I want to allow the user to use lowercase or uppercase letters giving the value to the char type variable... Any help?? ...

what are the maximum length of PHP variable/function/class name ?

Please if you know, make a response. thanks ...

Struts form and variable declarations

Hi everyone, I have a question and I hope somebody can help me out here. Well, I'm developing an application with Struts 1.3.10 and I have a struts form with an object that contains a property. That property is declared as the primitive type int and the problem comes when the app shows to the user zeroes(0) instead of nothing when I ret...