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• How i can i use the value of a variable from one class in another in objective c?

  - by user337174

  Hi i am fairly new to objective c and have been doing some iphone programming. Is it possible to look up the value of a variable in a different class? Basically what i am doing is running a function that exists in my app delegate from a view controller, but the app delegate needs to use a variable stored in the view controller from which the app delegate function was called. Make sense??? Any help would be grateful. James

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• how to split the numeric values from alphanumeric string value using javascript?

  - by user188390

  how to split the numeric values from alphanumeric string value using java script? for example, x = "example123"; from this i need 123 thanks.

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• How can I retrieve the value of the only item I have an a Dictionary (C#) in one line?

  - by Greg

  How can I retrieve the value of the only item I have an a Dictionary (C#) in one line? Is this possible?

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• how to get the filed mapName 's value on a form.. uding django

  - by zjm1126

  my form is class MapForm(forms.ModelForm): class Meta: model = Map fields = ('mapName', 'kmlStr') and the view is : map_form = MapForm(request.POST or None) if map_form.is_valid(): map = map_form.save(commit=False) map.mapName=map_form.mapName#is thie code right ? how to get the mapName 's value , us 'map_form.mapName' ? thanks

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• How do i validate two component's value are same or not? JSF

  - by Nitesh Panchal

  Hello, As we hav comparevalidator in Asp.Net, what do we have in JSF to validate whether two field's value are same or not? I want to validate password and confirmPassword field.

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• Deserialize JSON, sometimes value is an array, sometimes "" (blank string).

  - by karl.r

  I am trying to deserialize a field: "presenters":[{...},{...}] but some of the rows come back with only: "presenters":"" When the serializer gets to the row with that empty string I get: Error converting value "" to type 'System.Collections.Generic.List`1[DataPrototype.Model.Presenter]'. Am I right in thinking that I need a JsonConverter that will change the empty string into an empty List?

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• How Assigning query return value to local a variable, and how to use that in where condition?

  - by Ayyappan.Anbalagan

  I am using mysql stored procedure; I need to assign query retuned value to local variable. And i have to check the condition using the local variable..... or It my query Select Meterial_Id from hemaepdb.transaction where CustId=1; Instead of Meterial_Id i need to get the Meterial_name from Material table.....

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• How to query by recent date and value in SQL?

  - by wsb3383

  I have a table with three columns: patient_id, obs_date, and weight_val. patient_id stores patient identification #, weight_val stores a weight value, and obs_date stores the date when the weight reading was taken. So, a patient can have many different weight readings at different dates. How do you write a query for: select all patients whose last weight reading is 120?

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• how do i check the value inside a text feild while using ruby selenium testing?

  - by Mo

  i am running a selenium test using ruby and was wondering how i can assert the value inside a text field? i have a page where once its loaded has text inside the editable text field and i was wondering how i can check if the text is present? thank you

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• Should I set global vars value on startup or the first time I use them? C++

  - by extintor

  I have a few global vars I need to set the value to, should I set it into the main/winmain function? or should I set it the first time I use each var?

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• How I can set a column value for all my rows that already exist in the database with some sort of my

  - by zeckdude

  I want to set the value of the column 'character_hold' to 'no' for all my rows in my MYSQL database. Is there a SQL statement I can use in phpmyadmin to set them all to 'no'?

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• Why call-by-value evaluation strategy is not Turing complete?

  - by Roman

  I'm reading an article about different evaluation strategies (I linked article in wiki, but I'm reading another one not in English). And it says that unlike to call-by-name and call-by-need strategies, call-by-value strategy is not Turing complete. Can anybody explain, please, why is it so? If it's possible, add an example pls.

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• What is the absolute simplest way for an ASP.NET client to communicate a single string value (define

  - by Giffyguy

  I just need the client-side JavaScript to be able to send a string value to the ASP.NET server app. What's the common opinion on this process?

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• PHP: How to create the uppercase MD5 value of the ASCII equivalent of a word?

  - by user342391

  I have a secret word (example. dirtydawg) And using PHP I want to create the uppercase MD5 value of the ASCII equivalent of the secret word. How do I do this????

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• If I'm running my App Engine app on localhost, will I not see a value for X-AppEngine-Country?

  - by Bartholomew

  According to the Release Notes: All user request have an X-AppEngine-Country header which contains the ISO-3166-1 alpha-2 country code for the user, based on the IP address of the client request. My app is running on localhost with the 1.5.1 Java release which contains the X-AppEngine-Country header but I don't seem to be receiving any value for this header in my requests. Do I have to deploy the app to a production instance to test this feature?

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• How to set editable true for linktype column of gridview & how to set default value for diif types c

  - by Royson

  My gridview has link type column but am unable to edit it. how to edit such type of cell. Few more question i have i want to set checked to true for all rows in checkbox column. Also i want to set default value for combo box column Thanks

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• Android: How to pass hidden value on TextView onClick.

  - by user352263

  I want to pass hidden value when user clicks on Text. E.g For Twitter Application - When user clicks on user name @TechCrunch then I want to pass TechCrunch user's ID to the application. Please advise.

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• Show default value for editing on Python input possible?

  - by kircheis

  Is it possible for python to accept input like this: Folder name: Download But instead of the user typing Download it is already there as a initial value. If the user wants to edit it as Downloads all he has to do is add a 's' and press enter. Using normal input command: folder=input('Folder name: ') all I can get is a blank prompt: Folder name: Is there a simple way to do this that I'm missing?

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• how to get last option value of a dropdownlist?

  - by Ayyappan.Anbalagan

  consider my dropdownlist has, o select 1 hot 2 cold 3 warm i want to get warm (ie)get last option value of a dropdownlist using c#?

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• How to return value from function? (translate actionscript to c#)

  - by Ole Jak

  So... I want to return value when C# function is called. I need a code example (simple summ of a,b values will be ok) Please help I need something like this ( I know ActionScript so I will write in it): public function sum(valueA:int, valueB:int):int { var summ:int = valueA + valueB; return summ; } How to translate it into C#?

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• Should all methods that have a return value be turned into a property?

  - by uriDium

  I was just thinking about it and since .Net has introduced properties is there ever a situation where you would want to leave your code as a method that returns a value as opposed to a readonly property.

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• What is 'document data store' and 'key-value data store'?

  - by Roman

  What is document data store? What is key-value data store? Please, describe in very simple and general words the mechanisms which stand behind each of them.

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• Does return value of matlab function depends on how it's called?

  - by user198729

  A = imread(filename, fmt) [X, map] = imread(...) The above is in the synopsis part of imread,which seems to say the return value of matlab function depends on how it's called?Is that true?

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• how to pass a value to c++ from python and back?

  - by mekasperasky

  i would like to pass values from python to a c++ program for an encryption from inside a python program and then return the value from there to the python program . how to do it?

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• How can I set an intent's class from a string value?

  - by twaxwei

  I am trying to set the class for an intent to the address listed in a string value, so that I can launch a given activity. The string is composed dynamically during runtime. Is there anyway to make something like the code below run: String target=com.test.activity1.class; Intent intent=new intent(); intent.setClass(this, target); Thanks

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