Search Results

Search found 4919 results on 197 pages for 'integer'.

Page 24/197 | < Previous Page | 20 21 22 23 24 25 26 27 28 29 30 31  | Next Page >

• Java data structure suggestion.

  - by techoverflow

  Hi folks, I am a newbie in this field so please excuse my silly mistakes :) So the issue I am facing is: On my webpage, I am displaying a table. For now my issue is concerned with three columns of the table. First is : Area Code Second is : Zone Code Third is: Value The relationship between these three is: …

  Read the article

• VB Change Calulator

  - by BlueBeast

  I am creating a VB 2008 change calculator as an assignment. The program is to use the amount paid - the amount due to calculate the total.(this is working fine). After that, it is to break that amount down into dollars, quarters, dimes, nickels, and pennies. The problem I am having is that sometimes the quantity of pennies, nickels or dimes will be…

  Read the article

• Why does select SCOPE_IDENTITY() return a decimal instead of an integer?

  - by Earlz

  So I have a table with an identity column as the primary key, so it is an integer. So, why does SCOPE_IDENTITY() always return a decimal value instead of an int to my C# application? This is really annoying since decimal values will not implicitly convert to integers in C#, which means I now have to rewrite a bunch of stuff and have a lot of helper…

  Read the article

• Integer output in Java method not same as pre-converted char value.

  - by David

  I'm trying to parse a simple text file in an integer method and then output an integer from such file so that other parts of the program can use it. For testing purposes it also displays the character value (9 in this case). The integer value for some reason is 57. I've also tried it with another part of the text file (which in that case should be…

  Read the article

• Passing a Structure containing an array of String and an array of Integer into a C++ DLL

  - by DanJunior

  I'm having problems with marshaling in VB.NET to C++, here's the code : In the C++ DLL : struct APP_PARAM { int numData; LPCSTR *text; int *values; }; int App::StartApp(APP_PARAM params) { for (int i = 0; i < numLines; i++) { OutputDebugString(params.text[i]); } } In VB.NET : …

  Read the article

• Using Rails, how can I set my primary key to not be an integer-typed column?

  - by Rudd Zwolinski

  I'm using Rails migrations to manage a database schema, and I'm creating a simple table where I'd like to use a non-integer value as the primary key (in particular, a string). To abstract away from my problem, let's say there's a table employees where employees are identified by an alphanumeric string, e.g. "134SNW". …

  Read the article

• How do I make my applet turn the user's input into an integer and compare it to the computer's random number?

  - by Kitteran

  I'm in beginning programming and I don't fully understand applets yet. However, (with some help from internet tutorials) I was able to create an applet that plays a game of guess with the user. The applet compiles fine, but when it runs, this error message appears: "Exception in thread "main"…

  Read the article

• How to check null element if it is integer array in Java?

  - by masato-san

  I'm quite new to Java and having an issue checking null element in integer array. I'm using Eclipse for editor and the line that checks null element is showing error: Line that complains: if(a[i] != null) { Error msg from Eclipse: The operator != is undefined for the argument type(s) int,…

  Read the article

• How to calculate the maximum block length in C of a binary number

  - by user1664272

  I want to reiterate the fact that I am not asking for direct code to my problem rather than wanting information on how to reach that solution. I asked a problem earlier about counting specific integers in binary code. Now I would like to ask how one comes about counting the maximum block…

  Read the article

• The counter doesnt seem to increase when ever the edittext changes

  - by Mabulhuda

  Im using Edit-texts and i need when ever an edit-text is changed to increment a counter by one but the counter isnt working , I mean the app starts and everything but the counter doesnt seem to change please help here is the code public class Numersys extends Activity implements…

  Read the article

• How to check a character is alphabet or integer.

  - by user133611

  Hi All, In my project i have string suppose NSString* str = @"$ 120.00"; From the above string i am getting every individual character, Now i have to get all integres in the string i.e, $ is not a integer so i dont want that, "1" is a integer i want that like this . How can i…

  Read the article

• How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?

  - by silviot

  In postgres I have a table with a varchar column. The data is supposed to be integers and I need it in iteger type in a query. Some values are empty strings. The following: SELECT myfield::integer FROM mytable yields ERROR: invalid input syntax for integer: "" How can I…

  Read the article

• Integer variable is acquiring a string value of "ad" somewhere along the line, can anyone see where?

  - by Phil

  Here is my code: I should get output of the department id (did) as an integer and the templatefilename (result) that is required. The errors I get are: Conversion from string "ad" to type 'Integer' is not valid. I'm fairly new to asp.net and cannot see where the did…

  Read the article

• Can I assign a object to a integer variable?

  - by AKN

  Let say I have a object. I'm assigning that to an integer. MyClass obj1 = 100;//Not valid Let's say, I have a parameterized constructor which accepts an integer. MyClass(int Num) { // .. do whatever.. } MyClass obj1 = 100;//Now, its valid Likewise on any…

  Read the article

• How do I represent integer array as attribute of a class in Visual Studio 2010's UML class diagrams?

  - by AndrejaKo

  How do I represent integer array as attribute of a class in Visual Studio 2010's UML class diagrams? I know hot to add normal integers, but I'm hoping that there is a way to do it other than adding [] to integer's name. I'm new to UML, so I could be missing…

  Read the article

• 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]); …

  Read the article

• Related boolean columns -- seperate columns or bitpacked into an integer column?

  - by Earlz

  Hello I have a database for a certain record where it needs to store a 1 or a 0 for each day of the week. So which one would be better? Bitshifting each bit into an integer and just having an integer in the database named days or should we make all of them…

  Read the article

• What are the best methods to "Clear the 6th bit" of an integer?

  - by Jian Lin

  What are the best methods to "Clear the 6th bit" of an integer? And, is your solution platform independent? (32 or 64 bit integer, etc). If not, can you give a solution that is platform independent?

  Read the article

• Round an integer to the nearest number that is greater than it and a multiple of 32

  - by idealistikz

  Given an integer x, how do you return an integer y that is rounded to the nearest number that is greater than or equal to 'x' and a multiple of 32?

  Read the article

• How to map a long integer number to a N-dimensional vector of smaller integers (and fast inverse)?

  - by psihodelia

  Given a N-dimensional vector of small integers is there any simple way to map it with one-to-one correspondence to a large integer number? Say, we have N=3 vector space. Can we represent a vector X=[(int32)x1,(int32)x2,(int32)x3] using an integer…

  Read the article

• Mysql: Working With 192 Trillion Records... (Yes, 192 Trillion)

  - by Sarah

  Here's the question... Considering 192 trillion records, what should my considerations be? My main concern is speed. Here's the table... CREATE TABLE `ref` ( `id` INTEGER(13) AUTO_INCREMENT DEFAULT NOT NULL, `rel_id` INTEGER(13) NOT…

  Read the article

• When to use basic types (Integer, String), and when to write a new class?

  - by belgarat

  Stackoverflow users: A lot of things can be represented in programs by using the basic types, or we can create a new class for it. Example: A social security number can be a number, string or its own object. (Other common examples: Phone…

  Read the article

• VB .NET Passing a Structure containing an array of String and an array of Integer into a C++ DLL

  - by DanJunior

  Hi everyone, I'm having problems with marshalling in VB .NET to C++, here's the code : In the C++ DLL : struct APP_PARAM { int numData; LPCSTR *text; int *values; }; int App::StartApp(APP_PARAM params) { for (int i = 0;…

  Read the article

• Java code optimization on matrix windowing computes in more time

  - by rano

  I have a matrix which represents an image and I need to cycle over each pixel and for each one of those I have to compute the sum of all its neighbors, ie the pixels that belong to a window of radius rad centered on the pixel. I came up…

  Read the article

• Why won't jqGrid won't populate initially in Chrome

  - by Maxm007

  Hi, I've got a web page with a jqGrid that uses am xmlreader to populate itself with data that is spat out by a RoR service. The page loads fine in firefox and safari. In Chrome however I get a blank grid. Only when I change the sort…

  Read the article

< Previous Page | 20 21 22 23 24 25 26 27 28 29 30 31  | Next Page >