Erik Engheim ordovician
ordovician
/ dump-pixmap.cpp
Created
January 9, 2019 11:37
[Dump QPixmap to File] This is to help debug code where pixmaps are created #qt
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| #include <QtCore/QFile> | |
| #include <QtCore/QDir> | |
| /// Store pixmap in home directory as .png file | |
| static void | |
| DumpPixmapToFile(const QPixmap &pixmap) { | |
| QString filepath = QDir::home().filePath("debug-pattern.png"); | |
| pixmap.save(filepath, "PNG"); | |
| } |
ordovician
/ rm-trailing-whitespace.sh
Created
October 18, 2018 09:25
[Remove trailing whitespace] Allows you to do through all files in subdirecttory and remove any occurance of trailing whitespace. Make sure you got these files under version control as it will do in place replacement. #unix #shell #sed
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| find . -type f | xargs sed -i 's/[ \t]*$//' |
ordovician
/ degrees.go
Last active
October 3, 2018 23:23
[Custom number types in Go] Shows how you can utilize the fact that using the keyword "type" in Go create a new type unlike typedef in C. Allows us work with numbers without mixing up the units.
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| package main | |
| import ( | |
| "fmt" | |
| ) | |
| type Celsius float64 | |
| // Implement Stringer interface, used by %s in Printf | |
| func (deg Celsius) String() string { |
ordovician
/ fish_prompt.fish
Last active
October 3, 2018 23:22
[fish current directory] Set the prompt in the fish shell to a minimalistic "currentdir $ " Where currendir is the last directory in current working directory
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| function fish_prompt | |
| echo -n '[' | |
| set_color $fish_color_cwd | |
| echo -n (basename $PWD) | |
| set_color normal | |
| echo -n '] $ ' | |
| end |
ordovician
/ .gitconfig
Last active
October 3, 2018 23:21
[Pretty git logs] Pretty logs in git and support for using sourcetree for merging. From https://coderwall.com/p/euwpig?i=3&p=1&t=git #git #config
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| [difftool "sourcetree"] | |
| cmd = opendiff \"$LOCAL\" \"$REMOTE\" | |
| [mergetool "sourcetree"] | |
| cmd = /Applications/SourceTree.app/Contents/Resources/opendiff-w.sh \"$LOCAL\" \"$REMOTE\" -ancestor \"$BASE\" -merge \"$MERGED\" | |
| trustExitCode = true | |
| [alias] | |
| lg = log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit |
ordovician
/ settingstable.swift
Last active
October 3, 2018 23:19
[Tap anywhere in text cell] How to make UITextField first responder when tapping anywhere inside a table view cell. Just like Apple's "Settings" app. #firstresponder #viewcell
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| class Settings : UITableViewController { | |
| override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) { | |
| let cell = tableView.cellForRowAtIndexPath(indexPath) | |
| // The cells contentview is the one containing custom added components. | |
| if let subviews = cell?.contentView.subviews { | |
| // Find a subview which is a UITextField. Place cursor in this textfield. | |
| for view in subviews { | |
| if let textfield = view as? UITextField { |
ordovician
/ gocompletion.jl
Last active
October 3, 2018 23:18
[Text Mate Bundle for Go] Method, variable and function completion for the Go language written in Julia. Put this in a TextMate bundle. Currently too slow to be practical due to slow Julia startuptime #tmbundle #go #plugin
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| #!/usr/bin/env julia | |
| using PList | |
| import GoTMSupport | |
| bundle_support = ENV["TM_BUNDLE_SUPPORT"] | |
| dialog = ENV["DIALOG"] | |
| gocode = ENV["TM_GOCODE"] | |
| filepath = ENV["TM_FILEPATH"] | |
| row = int(ENV["TM_LINE_NUMBER"]) | |
| col = int(ENV["TM_LINE_INDEX"]) + 1 |
ordovician
/ CongruenceModulo.jl
Last active
October 3, 2018 23:17
[CongruenceModulo] Functions I made for solving problems in the Khan Academy excercises on Congruence Modulo. Usefull stuff to understand when learning about cryptograpy, like the RSA algorithm used in SSL/TSL as used in HTTPS. If two values A and B gives the same result when doing mod(A, C) and mod(B, C) then they are in the same equivalence cl…
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| # check if A is congruent to B modulo C. | |
| in_same_equivalence_class(A, B, C) = mod(A, C) == mod(B, C) | |
| # find all X in Xs where X is congruent to B modulo C | |
| function find_numbers_in_same_equivalence_class(A, C, Xs) | |
| r = mod(A, C) | |
| filter(X->mod(X,C) == r, Xs) | |
| end |
ordovician
/ leppo.jl
Last active
October 3, 2018 23:17
[lepton experiment] Trying of new program #experiment #hack
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| for i in 1:length(M) | |
| println(i) | |
| end |
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| # Make the blue color for directories more readable | |
| set -x LSCOLORS Exfxcxdxbxegedabagacad | |
| # this is needed to avoid strange python stack backtrace complaining about UTF-8 when | |
| # running sphinx. Found it by googling | |
| set -x LC_ALL en_US.UTF-8 | |
| set -x LANG en_US.UTF-8 | |
| set -x JULIA_EDITOR textmate | |
| # so our brew install override the commands from the system |
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