56
votes
27
answers
502
views
How to count lines in a document?
I have lines like these, and I want to know how many lines I actually have... 09:16:39 AM all 2.00 0.0
61
votes
5
answers
2.9K
views
What is ":-!!" in C code?
I bumped into this strange macro code in /usr/include/linux/kernel.h: /* Force a compilation error if conditi
59
votes
20
answers
1.3K
views
How can I profile C++ code running on Linux?
I have a C++ application, running on Linux, which I'm in the process of optimizing. How can I pinpoint wh
58
votes
20
answers
2K
views
How to change permissions for a folder and its subfolders/files in one step
I would like to change the permissions of a folder and all its subfolders and files in one step (command) in L
58
votes
30
answers
733
views
How to change the output color of echo in Linux
I am trying to print a text in the terminal using echo command. I want to print the text in a red color. How
56
votes
30
answers
1.1K
views
59
votes
30
answers
1.1K
views
How to change the author and committer name and e-mail of multiple commits in Git?
I was writing a simple script in the school computer, and committing the changes to Git (in a repo that was in
67
votes
30
answers
2.7K
views
Git fetch remote branch
My colleague and I are working on the same repository. We've branched it into two branches, each technica
61
votes
21
answers
994
views
Ignore files that have already been committed to a Git repository
I have an already initialized Git repository that I added a .gitignore file to. How can I refresh the fil
53
votes
12
answers
1.3K
views
What does cherry-picking a commit with Git mean?
Recently, I have been asked to cherry-pick a commit. So what does cherry-picking a commit in git mean? How d
50
votes
15
answers
392
views
I ran into a merge conflict. How can I abort the merge?
I used git pull and had a merge conflict: unmerged: _widget.html.erb You are in the middle of a conflicted
58
votes
29
answers
3.1K
views
How do I make Git use the editor of my choice for commits?
I would prefer to write my commit messages in Vim, but it is opening them in Emacs. How do I configure Git to
57
votes
29
answers
2.4K
views
How to find and restore a deleted file in a Git repository
Say I'm in a Git repository. I delete a file and commit that change. I continue working and make some mor
66
votes
25
answers
1.7K
views
Commit only part of a file in Git
When I make changes to a file in Git, how can I commit only some of the changes? For example, how could I com
48
votes
30
answers
516
views
How to get the current branch name in Git?
I'm from a Subversion background and, when I had a branch, I knew what I was working on with "These worki
50
votes
30
answers
2K
views
Message 'src refspec master does not match any' when pushing commits in Git
I clone my repository with: git clone ssh://xxxxx/xx.git But after I change some files and add and commit
58
votes
24
answers
519
views
How do you create a remote Git branch?
I created a local branch which I want to 'push' upstream. There is a similar question here on Stack
59
votes
9
answers
546
views
Move existing, uncommitted work to a new branch in Git
I started some work on a new feature and after coding for a bit, I decided this feature should be on its own b
57
votes
7
answers
2.4K
views
How do I clone a specific Git branch?
Git clone will behave copying remote current working branch into local. Is there any way to clone a
58
votes
22
answers
3K
views
Make an existing Git branch track a remote branch?
I know how to make a new branch that tracks remote branches, but how do I make an existing branch track a remo
