Git Binary Diff

avoid any line ending conversions if using git on Windows), and also see any. 7 Binary Files and Forcing Text Comparisons. which will create the patch in the current. Now git diff will show all changes in plain text format for the binary file types docx, odt and pdf. gitattributes: *. there are more "src" modes and "src" sha1. Git (/ ɡ ɪ t /) is a distributed version-control system for tracking changes in source code during software development. This option makes the entry appear as a new file in "git diff" and non-existent in "git diff --cached". When you compare two computer files on Linux, the difference between their contents is called a diff. So the git diff program, when asked to compare two files, first obtains both complete files from the repository and then runs a difference algorithm against them. Avoid binary files "Text files" is the key here. Read our tutorial about Git LFS and how to use it. Although Git works best with text files, Excel spreadsheets are not beyond its capabilities. Gerrit is the work of hundreds of contributors. Since Git is changeset-based, diffs and file comparisons are initially based on SHA1 hashes. Came across this on Pro Git 7. The Chromium OS project includes open source software for embedded controllers (EC) used in recent ARM and x86 based Chromebooks. You can escape spaces from Git commands, but no spaces in the path will. The people who will use it are non-programmers and can not be expected to learn the advanced concepts of Git. GIT command summary cheat sheet, use, best practices, tips and examples. Merge Confirm that "bcompare" can be launched from Terminal. gitconfig: [diff "png"] binary = true textconv = hexdump -v -C [diff "jpg"] binary = true textconv = hexdump -v -C [diff "jpeg"] binary = true textconv = hexdump -v -C. Also note that it may happen that this list is not up to date. We're currently using Sourcetree as our client, though we're open to use over cl. Welcome to Guiffy Software: At Guiffy our focus is Advanced Cross-Platform Diff/Merge software. gitattributes file should be checked into your repository. Avoid binary files "Text files" is the key here. To resolve these issues this patch makes -G ignore binary files by default. We soon realize that git rm will not suffice, as git remembers that the file existed once in our history, and thus will keep a reference to it. Myers in his paper, "An O(ND) Difference Algorithm and Its Variations". This will checkout the file from HEAD, overwriting your change. Binary diff/patch functions require memory files to be compact. You can customize the creation of such patches via the GIT_EXTERNAL_DIFF and the GIT_DIFF_OPTS. there are more "src" modes and "src" sha1. * "apply --allow-binary-replacement" acquired a short synonym "apply --binary". Combined Diff Format "git-diff-tree", "git-diff-files" and "git-diff" can take -c or --cc option to produce combined diff. That opens up branching workflows to users working with large binary files, compared to Perforce's single-branch locking model. How well do you manage Open Source Software (OSS)? Assess your OSS Journey today with this 3 minute quiz from. In this tutorial, we list the essential git commands. Any binary format can be diffed with git, as long as there's a tool which converts the binary format to plain text. git diff [] [--] […. xlsx files are viewed as binary files. This also works on Windows if the git commands for diffing and merging are executed within Git Bash (the sub-shells and pwd calls work fine under cygwin). git status git diff (or pull) - use meaningful commit messages - avoid committing - binary files that change often (NB: word/excel/. Often, the only option is to load two instances of the program to show the files and check the differences visually. Git LFS (Legendary Fabled Squid Large File Storage) is a Git extension for storing large binary files. The latest Tweets from VonC (@VonC_). --binary: In addition to --full-index, output a binary diff that can be applied with git apply-a, --text: Treat all files as text. MSYS, a contraction of "Minimal SYStem", is a Bourne Shell command line interpreter system. We soon realize that git rm will not suffice, as git remembers that the file existed once in our history, and thus will keep a reference to it. By default, git diff-tree --stdin shows differences, either in machine-readable form (without -p) or in patch form (with -p). Many other source control providers are available through extensions on the VS Code Marketplace. net a small distributed issue tracker that uses git to keep track of tickets. Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. bin binary diff=hex. avoid any line ending conversions if using git on Windows), and also see any. You may know git diff --shortstat which summarizes the line-changes between branches/commits/tags etc. You could use a construct like this: if &diff setup for diff mode else setup for non-diff mode endif While already in Vim you can start diff mode in three ways. Now let's look at what happens when you add a new file to the working directory. Full features. However, given the numerous file types that Unity supports, you are likely to miss a few. FIXED! the problem was indeed that meld-1. It implies --full-index and -p. Furthermore, Git doesn’t really handle submodule merging at all. In this case please send an email to the Git mailing list ([email protected] there is a colon for each parent 2. --abbrev[=] Instead of showing the full 40-byte hexadecimal object name in diff-raw format output and diff-tree header lines, show only a partial prefix. txt and b/MyFile. "git-diff-tree", "git-diff-files" and "git-diff --raw" can take -c or --cc option to generate diff output also for merge commits. For example, if you just ran 'hg add' and realized that you do not want files foo or bar to be tracked by Mercurial:. Git itself ships with some tools that can effectively and efficiently do that with semi-structured text files, but it is trivial to configure Git to launch other tools for other kinds of files, e. Summary: This is a Git cheat sheet (Git command summary) I've created, featuring many Git command examples. The comparison algorithm is decent enough, the only trade off is that Diffuse right now it's only a text base files comparison tool, does not compare binary files or directories, However keep in mind this tool still on Beta so even it lacks some major functionalities from other tools, Its "n" number of merge n diff, is way beyond the 3 way. This option makes the entry appear as a new file in "git diff" and non-existent in "git diff --cached". Gitgo tests its own dogfood, which means the tests for parsing objects use the git repository for Gitgo itself. 10240KB) then it shows the diff correctly. Git is a software tool for project development, where a project can be a paper or computer code or both. It is an annotated tour of my Git config, Git related scripts and commands, and various other tips and tricks I. We're currently using Sourcetree as our client, though we're open to use over cl. Localized versions of git-format-patch manual. How can I use MATLAB comparison tool as an external diff tool there? How should I change the. Also note that it may happen that this list is not up to date. An example value could be "-o StrictHostKeyChecking=no" (although this particular option is better set via accept_hostkey). There is no good way to diff or merge general binary files. If you want to filter things down further you can right-click on a file, click 'Log Selected' to get the history just for that file, and then again multi-select commits in that window. Support split (side by side) and unified (one column) views. Check your Git LFS version with git lfs version. 0000000 --- a/hello. I'd like to add an automatically generated file to the same commit using a pre- or post-commit hook in Git, dependent on the files that were modified in that commit. Imagine you are tracking a bug that is known to appear. Since there’s no way to have two versions of a submodule checked out at once, it simply doesn’t try, effectively treating the entire submodule like a single binary file. I have written a step-by-step guide on how to properly setup and handle binary files using Git in an Unreal Engine 4. Unpacking Git packfiles. 7 Binary Files and Forcing Text Comparisons. The command line utility bsdiff looks for differences between two binary files (that is, files that are not plain text files) and creates a patch that can be used by bspatch to change (or update) one of the binary files to the other. However the basic algorithm behind both implementations is the same. Learn more. And just to clarify it's actually git itself that's doing the binary detection. $ git add lib/hello. gitattributes file to the directory containing the file or to any parent directory. It tackles an important theme from 2016: speed. Rather than push put a whole new 10MB update, we send out a diff that takes the previous version of Google Chrome and generates the new version. " Recorded resolution for 'lib/hello. Mastering Git starts with a quick implementation example of using Git for a collaborative development of a sample project to establish the foundation knowledge of Git operational tasks and. Show the list of commits in one line format: git log --oneline. com/7zip-bin. Thanks to textconv support, git diff and blame on binary files now give an understandable and usable result. Remove our binary of ccache Our binary was rather old, and for a variety of reasons we haven't kept it updated. It detects when two changes to the submodule’s SHA conflict… but that’s it. If you want to use the github master version at HEAD, or you need to modify protobuf code, or you are using C++, it's recommended to build your own protoc binary from source. And when you double-click on a pair of files, the external application. xlsx files are viewed as binary files. With Git LFS you'll get shorter clone and fetch times if you work with large files. It strips the trailing CRs in pget_line unless the --binary option is given. Introduction. To force Git to consider a file binary which it would consider as text-file otherwise, the easiest way is to add a. For projects containing large files, particularly large files that are modified regularly, this initial clone can take a huge amount of time, as every version of every file has to be downloaded by the client. use --color=always if you would like to pipe a diff to less and keep git's coloring. A javascript text diff implementation. In my case, I normally add a. My config, using the 64 bit PhpStorm binary as the diff and merge tools with SourceTree:. There are different binary search functions in the Git code base. I tell Git that I want to filter, diff and merge using the LFS tool and finally the '-text' argument tells Git that this is not a text file, which is a strange way to tell it that it's a binary file. InvalidLineEndingCheck). Any binary format can be diffed with git, as long as there's a tool which converts the binary format to plain text. English; Want to read in your language or fix typos? You can help translate this page. Objects in the repository that have not yet been delta-compressed ("loose objects") are compared against a heuristically chosen subset of all other objects, and the common data and differences are concatenated into a "pack file" which is then compressed using conventional methods. Diff parser and pretty html generator. bin binary diff=hex Like the. GIT Commands and Examples. * After the "GIT binary patch\n" header line there is a token to record which binary patch mechanism was used, so that we can extend it later. Display the differences between two files, or each corresponding file in two directories. jpeg binary. Inspecting Committed Changes. Create a notes. Git LFS is a Git extension that reduces the impact of large files in your repository by downloading the relevant versions of them lazily. xdiff: The text diff module of git. You will notice that the new file is not present in the diff. The Go Programming Language. Meld helps you compare files, directories, and version controlled projects. While writing program files or normal text files, programmers and writers sometimes want to know the difference between two files or two versions of the same file. Unlike diff, it works well with large files (up to 4 GB). Show the list of commits in one line format: git log --oneline. An update of a binary file will be seen by Git as a complete file change, other than e. cs: Contains the structures designed to handle text files. Textconv filters are supported and also -a/--text for getting the old and broken behaviour back. Oct 09, 2016 · In all cases, the db/irrelevant. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Your project. In addition to --full-index, output a binary diff that can be applied with git-apply. Get the SourceForge newsletter. Introduction. You can do similar things for other files, that can be converted to text. It demonstrates the use of. org/package/basalt. It can also affect what line is shown on the hunk header @@ -k,l +n,m @@ line, tell git to use an external command to generate the diff, or ask git to convert binary files to a text format before generating the diff. $ swagger-diff < old > < new > It prints the diff between old and new swagger files according to configuration and returns false if any diff "error". gitattributes to your repository root folder and set the diff attribute to the paths or files. This also allows you to use it as the main merge tool for version control systems (such as git) that don't automatically select merge tools based on file extensions. Source tree will not display the diff for only one file in my repo even though the file is changed and git status shows it as as changed Angus Denton Mar 09, 2015 I have a project in a GIT repository which I manage through Source Tree. diff --git a/core/res/res. The comparison algorithm is decent enough, the only trade off is that Diffuse right now it's only a text base files comparison tool, does not compare binary files or directories, However keep in mind this tool still on Beta so even it lacks some major functionalities from other tools, Its "n" number of merge n diff, is way beyond the 3 way. VBinDiff (Visual Binary Diff) displays files in hexadecimal and ASCII (or EBCDIC). 2 Customizing Git Git Attributes. However, you can instruct git diff to always treat files as text using the --text option. Every commit in Git has a commit id which you can get when you give git log. Furthermore, Git doesn’t really handle submodule merging at all. Both options are experimental and could be removed in. Essentially, a blob is just a bunch of bytes; usually a binary representation of a file. Nicolas, do you know how binary diff used by git compares with respect to performance and compression with other binary diff algorithms: * original LibXDiff * bsdiff * xdelta (vcdif algorithm) * vbindiff -- Jakub Narebski Poland ShadeHawk on #git -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to. Luckily there is open-source know-how that will allow this otherwise less-than-open-standard piece to be unpacked too: Philippe Lagadec’s oletools. gitattribes is used to help Git understand the file contents to better diff/render it. by supplying the additional --binary flag to git diff. Show only names and the nature of change, but not actual diff output. Code Compare is shipped both as a standalone file diff tool and a Visual Studio extension. While working on Gitgo, an implementation of Git in pure Go, I encountered a puzzling issue. txt differ In general, this issue could be viewed as a limitation of Git's built-in diff capability, since it Git apparently is not great at comparing files that use variable-width encoding. dll Automatic merge failed; fix conflicts and then commit the result. commit: 0a7c0323dfa1d5746d16280d4f0270e634190816 [] [author: android-build-prod (mdb) Wed Jul 17 19:38:31 2019 +0000. Git can't merge binary files together, so you need to first convert the Word document into a format that git understands. Is there any way to exclude binary files from git diff? I am not trying to exclude the files by using. git diff > add-rspec. Git showing file as modified even if it is unchanged To understand if you really have a Line Ending Issue you should run git diff -w command to verify what is really changed in files that git. Actually answering the question "What makes grep consider a file to be binary?", you can use iconv: $ iconv < myfile. essentially bring that. It also works with binary files. This article is an examination of the basic greedy diff algorithm, as described by Eugene W. Storing large binary files in git repositories can be a bottle neck for users. And if you are a Git pro who has some favorite Git tools you still want to use, you can use them alongside Visual Studio. Conclusion. My current additions to my global git config are. Git is the most widely used modern version control system. 对Git工作区的修改进行差异比较(git diff –binary),可以输出二进制的补丁文件。包含二进制文件差异的补丁文件可以通过git apply命令应用到版本库中。. The latest Tweets from VonC (@VonC_). This tutorial covers version control with Git using the command line interface, GUI clients and examples which interface Git with GUI diff tools. After reading through the man page I confirmed that a script may be used and simply needs to return exits status code 0 for pass and 1 for fail. Does not affect the panormiac. While working on Gitgo, an implementation of Git in pure Go, I encountered a puzzling issue. It was published in the journal "Algorithmica" in November 1986. Check your Git LFS version with git lfs version. "git-diff-tree", "git-diff-files" and "git-diff" can take -c or --cc option to produce combined diff. When you learn git, you may encounter issues to master all the git commands. Each time git bisect checks out a commit, you test if that commit has the property. horizontal Start diff mode with horizontal splits. It was a Friday. Kdiff3, P4Merge, and Beyond Compare are probably your best bets out of the 14 options considered. pdf" (as in "any. dll CONFLICT (content): Merge conflict in somefile. To launch a 3-way merge using Beyond Compare, use the command git mergetool file. a fast and friendly git client for Mac and Windows. I also know that I can patch binary package using up2date or yum command in Linux. Our canonical Git repository is located on googlesource. Get started for free. Binary diff setup in. One of the common problems when working with Git are the binary files and not having clear comparison results with the standard diff. Beyond Compare is a multi-platform utility that combines directory compare and file compare functions in one package. Because it bypasses the Git binary tool and interacts directly with the repo database, GitUp is vastly more reliable than other Git clients and often faster than the command line. /test (2) $ git diff HEAD^ HEAD (3) 1. Go is an open source programming language that makes it easy to build simple, reliable, and efficient software. Others, including the Go guru and the test coverage tool, can be fetched with go get. See my StackOverflow profile. The Go Programming Language. diff --git a/DiffusionImaging/FiberFit/out/GroupLasso_fitted. vimrc file you could do something special when Vim was started in diff mode. Now, Git won’t try to convert or fix CRLF issues; nor will it try to compute or print a diff for changes in this file when you run git show or git diff on your project. Since Visual Studio 2017 have a different folder structure I had to look for vsdiffmerge. Learn how to optimize Git large file storage to speed up development, and releases. [[email protected] src]$ git tag -l Release_1_0 Jerry uses the Git show command followed by its tag name to view more details about tag. txt but you can edit this file to add new tools or change options. Is git good with binary files? If I have a lot of uncompressed files being modified, and many compressed files never (or almost never) modified, would git handle it well? For example, if I insert or remove the middle and insert data near the end it will notice it as it does with text? If git isn't good with binary files, what tool might I consider?. Perl runs on over 100 platforms! We recommend that you always run the latest stable version, currently 5. Please update this guide because it WILL break repos as it broke mine. > git status Lists all new or modified files to be committed > git diff Shows file differences not yet staged > git ls-files --others --ignored --exclude-standard Lists all ignored files in this project > git add [file] Snapshots the file in preparation for versioning > git diff --staged Shows file differences between staging and the last file. and have colored output enabled, git marks these changes with light red background. xlsx index b22099f. A text editor is at the core of a developer’s toolbox, but it doesn't usually work alone. It can also display two files at once, and highlight the differences between them. I have to ctrl-Z, kill /usr/local/bin/bcomp and/or git difftool processes. Use it to manage source code, keep directories in sync, compare program output, etc. Git for Windows provides a BASH emulation used to run Git from the command line. * In order to git clone commands to be quickly done (which will me run each time someone joins your project and each time someone already involve needs a clean start) your repo needs to store the less informati. Diffing Binary Files You can also use the Git attributes functionality to effectively diff binary files. We're just starting a project (Unity based) and are using git (we've used SVN in the past) on Windows 10 and MacOS. Textconv filters are supported and also -a/--text for getting the old and broken behaviour back. Date: Sun, 25 Aug 2019 09:43:00 -0000: From: Thomas Gleixner <> Subject [GIT pull] x86/urgent for 5. simplicity - less steps involved, a commit is a commit. Now, Git won’t try to convert or fix CRLF issues; nor will it try to compute or print a diff for changes in this file when you run git show or git diff on your project. com/takeoverjp/items/8ecbf4ffa1b2be228673 - file0. This can already be done by diff efficiently for text files, but not for large binary files - I would like also efficient "diffs" between binary files included in the final patch (which, I gather, is known as Binary delta compression - Wikipedia as subset of Delta encoding - Wikipedia). A couple of weeks ago we started to use Github’s Large File Storage extension for git. That opens up branching workflows to users working with large binary files, compared to Perforce's single-branch locking model. com or GitHub Enterprise. Our canonical Git repository is located on googlesource. 23 Jul 2019. We appreciate your help! Please read the contribution guidelines. * "diff --binary" is used to signal that we want an e-mailable binary patch. This package contains launchfiles for the elements of Jackal which are common to simulator and real platform, including controller, localization, and teleop. A small blog. Part 7: How to manage binary blobs with Git; In the previous six articles in this series we learned how to manage version control on text files with Git. The big problem with binary files is that a git clone will download the entire history of the entire repository, whereas a svn checkout or something will download only the latest commit, and only those directories you specify that you want. You can manually track the file types that you'd like Git LFS to manage, as described in the Git LFS docs. changes files which control the installation of uploaded files. "git-diff-tree", "git-diff-files" and "git-diff --raw" can take -c or --cc option to generate diff output also for merge commits. Every commit in Git has a commit id which you can get when you give git log. Perforce Software provides enterprise-scale development tools. Git LFS (Legendary Fabled Squid Large File Storage) is a Git extension for storing large binary files. Although I've > studied as much internal docs as I could find, I could not find a > clue why Git should handle binary files any worse than Subversion > did. And when you double-click on a pair of files, the external application. Git was initially created by Linus Torvalds for Linux kernel development. When applying binary patches a full index is required. It was published in the journal "Algorithmica" in November 1986. Git thinks php is a binary file, won't track diff Silly GIT! Diff is for kids! (or at least php files!) Stumbled upon a super random snag today, which was also super annoying since there is really no. You are currently viewing LQ as a guest. Bitbucket is more than just Git code management. When you give these options to "git am", it will now warn and ask you not to use them. fib b/DiffusionImaging/FiberFit/out/GroupLasso_fitted. Such binary diff tools (as they are called) are often used by software developers to deliver updated versions of. Set your details git config --global user. ) non-text files or having Git filter content before checking it into or out of Git. Diff-Ext-for-KDiff3 - shell extension for Windows included in installer (originally by Sergey Zorin: see also Diff Ext) Fix for slow startup problem on Windows (Patch by Manfred Koehler) Qt4-support: Much effort went into improving the KDiff3-Qt4-version and removing Qt3-support-dependencies but due to bugs in Qt4 it's still considered beta. gitattributes to end the CRLF/LF and binary diff horror, and detect/auto-fix whitespace errors » Change notice: Introduce. therefore this issue is now solved by using the new version (not yet in nixpkgs!). This method tells xxd to not output addresses, and to output only one byte per line, which in turn shows exactly which bytes were changed, added, or removed. Binary files can be hard to diff, depending on the type of the file. However, given the numerous file types that Unity supports, you are likely to miss a few. diff --git a/hal/build. git diff HEAD [filename] // compare the working directory with index. You can apply patches using $ git apply Tracking regression. Git and GitLab. sbin/tzsetup/Makefile (working copy) @@ -3,11 +3,11 @@ PROG= tzsetup. One of the common problems when working with Git are the binary files and not having clear comparison results with the standard diff. Your project. Next, we want to prevent git from trying to merge some types of file on its own by declaring them as binary files. But what if you were not a system administrator and did not have sahil privileges. The first easy win was to simply remove the master libvirt. Git source control (Tutorial) From Epic Wiki. To resolve these issues this patch makes -G ignore binary files by default. Hi all, I am trying to apply a git binary patch to add a firmware binary blob to the linux kernel firmware directory. $ git diff HEAD~2 HEAD~1 and then take that diff—well, maybe part of that diff; we'll try that if needed—and apply it to the current work tree and make a new commit from the result: $ git diff HEAD~2 HEAD~1 | git apply && git commit There is a command that does all this for you: git cherry-pick. You can use textconv gitattribute to have git diff show human-readable diff for binary files, or parts of binary files. Git manages binary files. Also Git is widely criticized for the poorly designed and chaotic command line syntax. Summary: This is a Git cheat sheet (Git command summary) I've created, featuring many Git command examples. [[email protected] src]$ git tag -l Release_1_0 Jerry uses the Git show command followed by its tag name to view more details about tag. However, you can instruct git diff to always treat files as text using the --text option. When "git-diff-index", "git-diff-tree", or "git-diff-files" are run with a -p option, "git diff" without the --raw option, or "git log" with the "-p" option, they do not produce the output described above; instead they produce a patch file. Both options are experimental and could be removed in. Storing large binary files in git repositories can be a bottle neck for users. Bring up the Command Palette (Command+Shift+p on OS X, Control+Shift+p on Linux/Windows). The `binary` setting is also an alias for `-text -diff`. Avoid binary files "Text files" is the key here. This option makes the entry appear as a new file in "git diff" and non-existent in "git diff --cached". You'll love the slick user interface, extraordinary features and amazing performance. I'm currently evaluating using Git and Sourcetree at our company for all our development, not just programming. You can use git attributes to allow for customized diff of binary files. Merge Conflicts Locating Conflicted Files Inspecting Conflicts. Anaconda Cloud Gallery. Git Compression of Blobs and Packfiles. Each time git bisect checks out a commit, you test if that commit has the property. Join GitHub today. Go is an open source programming language that makes it easy to build simple, reliable, and efficient software. What is Git LFS? Git is a distributed version control system, meaning the entire history of the repository is transferred to the client during the cloning process. This is just an npm distribution of the amazing cloc by Al Danial. This problem is extended online to stash as well. eps -text -diff *. When "git-diff-index", "git-diff-tree", or "git-diff-files" are run with a -p option, "git diff" without the --raw option, or "git log" with the "-p" option, they do not produce the output described above; instead they produce a patch file. sbin/tzsetup/Makefile (revision 216873) +++ usr. 1 or later, and support for "git blame" starts from 1. Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. OK, I Understand. warning: Cannot merge binary files: HEAD:somefile. We're currently using Sourcetree as our client, though we're open to use over cl. $ git diff HEAD~2 HEAD~1 and then take that diff—well, maybe part of that diff; we'll try that if needed—and apply it to the current work tree and make a new commit from the result: $ git diff HEAD~2 HEAD~1 | git apply && git commit There is a command that does all this for you: git cherry-pick. It detects when two changes to the submodule’s SHA conflict… but that’s it. The big problem with binary files is that a git clone will download the entire history of the entire repository, whereas a svn checkout or something will download only the latest commit, and only those directories you specify that you want. Learn how to optimize Git large file storage to speed up development, and releases. It implies --full-index and -p. We're just starting a project (Unity based) and are using git (we've used SVN in the past) on Windows 10 and MacOS. Each diff provides a comprehensive visualization of the code changes, helping developers identify problems and better understand the changes. I have written a step-by-step guide on how to properly setup and handle binary files using Git in an Unreal Engine 4. Git was initially created by Linus Torvalds for Linux kernel development. Aditya Mukerjee. otherbranch:somefile. If you want to see only changes that have already been added to the Staging Area, "git diff --staged" is your command of choice. Gopher image by Renee French, licensed under Creative Commons 3.