Search Results

Search found 54118 results on 2165 pages for 'default value'.

Page 276/2165 | < Previous Page | 272 273 274 275 276 277 278 279 280 281 282 283  | Next Page >

• How can I convert this column value to an integer?

  - by Kevin

  My C# code looks like this: myNum = dt.Columns[0]; myNum is an integer and dt is a datatable. The value in column 0 of dt is a string ("12"), but I'd like to convert it to an integer. How can I do this? I've tried: myNum = int.Parse(dt.Columns[0]); ...but that doesn't work. Any ideas?

  Read the article

• How can I count the number of elements of a given value in a matrix?

  - by niko

  Does anyone know how to count the number of times a value appears in a matrix? For example, if I have a 1500 x 1 matrix M (vector) which stores the values of weekdays (1 - 7), how could I count how many Sundays (1), Mondays(2), ... , Saturdays(7) are stored in M?

  Read the article

• C++ catch blocks - catch exception by value or reference?

  - by John

  I always catch exceptions by value. e.g try{ ... } catch(CustomException e){ ... } But I came across some code that instead had catch(CustomException &e) instead. Is this a)fine b)wrong c)a grey area?

  Read the article

• Is there a way to get each row's value from a database into an array?

  - by Guyver

  Say I have a query like the one below. What would be the best way to put each value into an array if I don't know how many results there will be? Normally I would do this with a loop, but I have no idea how many results there are. Would I need run another query to count the results first? <CFQUERY name="alllocations" DATASOURCE="#DS#"> SELECT locationID FROM tblProjectLocations WHERE projectID = '#ProjectName#' </CFQUERY>

  Read the article

• Is it possible to emit warning when I read value of unset variable?

  - by sergdev

  How to configure PHP to emit warning when I try to read value of unset variable? It is frequently happens when I rename variable in one place, I obtain weird result because I forgot to rename it in other place.

  Read the article

• C++ How I can get random value from 01 to 12?

  - by MicheleIce

  Hi How I can get in C++ random value from 01 to 12? So I will have 03, or 06, or 11?

  Read the article

• How to find the row ID from datagridview, given a row value?

  - by user361108

  Hi, Can anyone help me please? I have to find the row number from 1 selected array which I stored in one separate array and randomly I'm trying to get the row number from datagridview http://serv8.enterupload.com/i/00246/aewglahmvpr5.jpg In other words: if I know a column value for a given row in a datagridview (e.g. for this row, FirstName == 'Bud'), how can I get the row ID?

  Read the article

• How to get Attachment value from "$File" Item? using C# (Lotus Notes).

  - by Pari

  Hi, I am trying to access Attachment names form "$File" (Lotus Notes). NotesView inbox = _serverDatabase.GetView("($Inbox)"); NotesDocument docInbox = inbox.GetFirstDocument(); NotesItem file = docInbox.GetFirstItem("$File"); String fileType = file.type.ToString(); ( getting fileType value "ATTACHMENT" for mail containing attachments) I am not getting solution given in: http://stackoverflow.com/questions/1361695/how-to-access-attachments-from-notes-mail

  Read the article

• 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.

  Read the article

• 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

  Read the article

• 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?

  Read the article

• 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

  Read the article

• 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.

  Read the article

• 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?

  Read the article

• 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.....

  Read the article

• 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?

  Read the article

• 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

  Read the article

• 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?

  Read the article

• 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'?

  Read the article

• 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.

  Read the article

• 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?

  Read the article

• 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?

  Read the article

• 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????

  Read the article

• 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.

  Read the article

• 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#?

  Read the article

< Previous Page | 272 273 274 275 276 277 278 279 280 281 282 283  | Next Page >