Tagged Questions

Loops are a type of control flow structure in programming in which a series of statements may be executed repeatedly until some condition is met.

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0answers
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a do loop within a do loop no giving the correct outputfiles/images

I am writing a piece of code which requires me to input get information about this image form a starfile. Then print out a smaller image using pyfits. this code works perfectly when I do it with one ...
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7answers
70 views

Nested “for” loops c++

On the way to understand working of nested for loop i wrote a program that takes a input and display a pyramid upto that input value like this: 1 22 333 4444 It's displaying just the height of ...
2
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1answer
33 views

Logical operators in if-else in R

I have the following table (5 columns and 3 rows) called mat : AC CA RES 1 0 2 2 1 3 0 0 0 1 The operation being performed is mat[1]/mat[1]+mat[2] I am testing for the following : ...
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3answers
14 views

Using switch on $_GET with if

So I'm trying basically to make it like: ?p=blabla&dep=blabla switch($_GET['p']) { case 'home': include("template/index.html"); break; case null: include("template/index.html"); ...
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1answer
63 views

PHP $_POST not clearing itself in loops and causing errors

I"m using a PHP script to access a remote server with cURL to process some photo gallery info and files. When I process this function, I get 4 of everything because there are 4 photos, so somehow the ...
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1answer
24 views

Adding a for loop to include all columns in my data set

How can i manipulate this code using perhaps a for-loop? tbl1 <- table(Column1Name) cbind(tbl1,prop.table(tbl1)) This code works well for one column but there is over 100 columns in the data ...
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1answer
31 views

Python - Helper function

I am using the print_board(board) to display the modifying board string with '|' in the beginning, between each letter, and in the end. Then, print_board_continued to create a 7 by 6 board created ...
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2answers
50 views

Breaking Out Of A Loop Using A Method In Java

I am trying to use a method to double check before a user exits a while loop in my program. private static Scanner input = new Scanner(System.in); public static void ays() { ...
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1answer
17 views

How to process 2 ranges/lists in sync with each other in bash

I assume this question has been asked before but I don't know how to ask/search for it so if this is a repeated question, please point me to the solution and close this one. I have a file with 2 ...
2
votes
3answers
57 views

If Statement and while loop

I'm a self taught programmer, and I just started using python. I'm having a bit of a problem, when I execute this code: x = 0 while x == 0: question = raw_input("Would you like a hint? ") if ...
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2answers
20 views

Looping through perl constant

I have the following code in perl: package SignatureScheme; use strict; use warnings; use constant { SHA256_RSA_V1 => 'SHA256-RSA-V1', SHA256_HMAC_V1 => 'SHA256-HMAC-V1', ...
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1answer
26 views

How do I join results of looping script into a single variable?

I have looping script returning different filtered results, I can make this data return as an array for each of the different filter classes. However I am unsure of the best method to join all of ...
0
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1answer
41 views

how do you keep loop count when looping through the output of a property in python?

so I'm looping through a property in python. By the way this is just example code... not what I'm working with: I did not wan't to post what I'm working on, because it's hundreds of lines. but I ...
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2answers
46 views

How do you convert a series of javascript (jQuery) button “on clicks” into a loop?

I have a series of buttons (25 of them) used to set the height of something in a web application. I know it's an odd way of doing it, but there's a reason. Each button has an id equivalent to the ...
1
vote
6answers
58 views

Looping a list returning a value in dict

I am trying to read from a list and return a corresponding value in a dict. Please help me where I am going wrong. Thank you DICT = {"b": "21", "g": "54", "f": "121", "t": "1", "j": "33"} n = ['b', ...

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