loops

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How to count the number of 1's surrounding a given element in a 2D list with Haskell?

Suppose I have the following nested list: list = [[0, 1, 0], [1, 9, 1], [1, 1, 0]] Assuming you are only given the x and y coordinate of 9. How do I use Haskell code to find out how many 1\'s surro[详细]

2023-04-09 12:29 分类：问答
For Loop on Lua

My assignment is how to do a for loop. I have figured it out in terms of numbers but cannot figure it out in terms of names. I would like to create a for loop that runs down a list of names. Following[详细]

2023-04-09 11:12 分类：问答
php counter is being reset each loop

I\'ve got a rather complicated set of loops that pulls data out of mysql and compares it to values in an array and increments a counter. When I echo a flag when the counter is incremented, I get a bij[详细]

2023-04-09 07:34 分类：问答
OCaml: Iterating through a list and skipping elements if of the wrong constructor

This may seem like an odd thing to do, and you\'re certainly welcome to suggest a better way to do it.[详细]

2023-04-09 05:40 分类：问答
clojure for loop, store the values in a set or map

This one has been bothering m开发者_如何学Goe for a while now, How should we store a value in a set or map in a for loop?[详细]

2023-04-09 03:54 分类：问答
Creating a loop to print html lists

I need to create a html list similar in form to the following: <ul class=\"treeView\"> <li>[详细]

2023-04-09 02:50 分类：问答
reading log files in Python and outputing specific text

I have a piece of code that reads the last line of a log file as the log is being written to. I want to print errors which occur in the logs, basically start printing when line.startswith(\'Error\') a[详细]

2023-04-09 00:35 分类：问答
Want to use LINQ instead of foreach but it doesn't work

In the following code foreach loop works fine, but when I try to use LINQ instead of using foreach it doesn\'t work no exception no error.[详细]

2023-04-08 19:21 分类：问答
UNIX named PIPE end of file

I\'m trying to use a unix named pipe to output statistics of a running service. 开发者_StackOverflowI intend to provide a similar interface as /proc where one can see live stats by catting a file.[详细]

2023-04-08 16:59 分类：问答
How can I stop a jQuery loop animation?

I have an image which is ro开发者_StackOverflowtated 90 degress right and left continuously and I\'m trying to stop it but I can\'t figure out how.[详细]

2023-04-08 16:26 分类：问答