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How to resolve symbolic links in a shell script
Given an absolute or relative path (in a Unix-like system), I would like to determine the full path of the target after resolving any intermediate symlinks. Bonus points for also resolving ~username notation at the same time.
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How is the undo tree used in Vim?
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See also :h undo-redo, which lists all the commands and their usage.
There are two ways to traverse the undo tree. One is to go "back in time". g+ and g- will traverse all of the nodes in the tree in chronological or reverse-chronological order (which can be a bit confusing, because i...
Clang vs GCC for my Linux Development project
I'm in college, and for a project we're using C. We've explored GCC and Clang, and Clang appears to be much more user friendly than GCC. As a result, I'm wondering what the advantages or disadvantages are to using clang, as opposed to GCC, for developing in C and C++ on Linux?
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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
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Dave Jarvis
27.6k3434 gold badges157157 silver badges281281 bronze badges
answered Oct 17 '08 at 19:22
Will WagnerWill Wagner
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Rails: fields_for with index?
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The answer below was posted many years ago, for a modern approach see:
https://stackoverflow.com/a/22640703/105403
This would actually be a better approach, following Rails documentation more closely:
<% @questions.each.with_index do |question,index| %>
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How to configure an existing git repo to be shared by a UNIX group
I have an existing git repo (a bare one) which has up to this point only been writable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with:
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Git: Find the most recent common ancestor of two branches
How to find the most recent common ancestor of two Git branches?
4 Answers
4
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Calling clojure from java
...ear explanation of how to call Clojure from Java assuming you have already built a jar from the Clojure project and included it in the classpath?
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Is 1.0 a valid output from std::generate_canonical?
I always thought random numbers would lie between zero and one, without 1 , i.e. they are numbers from the half-open interval [0,1). The documention on cppreference.com of std::generate_canonical confirms this.
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Move cursor to end of file in vim
When I want the cursor to go to the end of the file (i.e. the end of the last line) in Vim, I have to type six keystrokes:
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