Rob Merrell robmerrell
robmerrell
/ gist:ff925fd11d5d431dd0dc
Created
April 29, 2015 20:19
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| > var arr = ['a', 'b', 'c']; | |
| undefined | |
| > delete arr[1]; | |
| true | |
| > (1 in arr) | |
| false |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # solution for http://elixirquiz.github.io/2014-11-22-tic-tac-toe-part-1-the-game.html | |
| defmodule Game do | |
| defstruct board: [["_", "_", "_"], ["_", "_", "_"], ["_", "_", "_"]], # 3 x 3 | |
| current_player_pid: "", | |
| previous_player_pid: "" | |
| def draw_board(%Game{board: board}) do | |
| Enum.each board, &IO.puts/1 | |
| end |
robmerrell
/ hacky_list_subset.exs
Created
October 20, 2014 17:32
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| defmodule ListSubset do | |
| defp _contains_letters_count([], _, acc), do: acc | |
| defp _contains_letters_count([h|t], compare, acc) do | |
| new_list = List.delete(compare, h) | |
| diff = length(compare) - length(new_list) | |
| _contains_letters_count(t, new_list, acc+diff) | |
| end |
robmerrell
/ gist:e8f80ec18e3fcdc3c67a
Last active
August 29, 2015 14:07
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| defmodule ListPairs do | |
| defp _find([], _, acc), do: acc | |
| defp _find([h|t], target_sum, acc) do | |
| accepted_pairs = Enum.filter_map t, &(&1 + h == target_sum), &({h, &1}) | |
| _find(t, target_sum, acc ++ accepted_pairs) | |
| end | |
| def find(list, target_sum) do | |
| _find(list, target_sum, []) |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| defmodule FizzBuzz do | |
| def fizzbuzz(num) do | |
| fizzbuzz = fn(x) -> | |
| case {rem(x, 3) == 0, rem(x, 5) == 0} do | |
| {true, false} -> IO.puts "fizz" | |
| {false, true} -> IO.puts "buzz" | |
| {true, true} -> IO.puts "fizzbuzz" | |
| _ -> IO.puts x | |
| end |
robmerrell
/ gist:5658566
Created
May 27, 2013 19:01
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| for !chClosed { | |
| select { | |
| case rows, chanOk := <-ch: | |
| chClosed = !chanOk | |
| if chanOk { | |
| rows.Scan(&showType) | |
| fmt.Println(showType) | |
| } | |
| case err := <-errCh: |
robmerrell
/ gist:3328680
Created
August 12, 2012 01:27
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| CCDictElement* pElement = NULL; | |
| CCDICT_FOREACH(spawn_point, pElement) { | |
| CCLog("%s", pElement->getStrKey()); | |
| } |
robmerrell
/ gist:2591779
Created
May 4, 2012 03:29
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // TODO can we get rid of these? | |
| // Create a texture for non selected and selected points | |
| unselected_point = [[SPTexture alloc] initWithWidth:200 height:200 draw:^(CGContextRef context) { | |
| CGContextSetLineWidth(context, 2.0f); | |
| CGContextSetRGBFillColor(context, 0.7f, 0.7f, 0.7f, 1.0f); | |
| CGContextSetRGBStrokeColor(context, 0.7f, 0.7f, 0.7f, 1.0f); | |
| CGRect circlePoint = (CGRectMake(0.0f, 0.0f, 8.0f, 8.0f)); | |
| CGContextFillEllipseInRect(context, circlePoint); | |
| }]; |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| In play | |
| -------- | |
| VmSize: 74408 kB | |
| VmHWM: 27076 kB | |
| Carded | |
| -------- | |
| VmSize: 58020 kB | |
| VmHWM: 27080 kB |
robmerrell
/ gist:761454
Created
January 1, 2011 00:29
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| begin | |
| # group info for the commit | |
| repo_info = { | |
| :repo => repo_name, | |
| :author => commit.author, | |
| :committer_name => commit.committer, | |
| :date => commit.commit_timestamp, | |
| :message => commit.message, | |
| :diff_patch => commit.diff, | |
| :diff_files => commit.diff_files, |
NewerOlder