大约有 13,066 项符合查询结果（耗时：0.0291秒） [XML]
git working on two branches simultaneously
...
Git 2.5+ (Q2 2015) supports this feature!
If you have a git repo cool-app, cd to root (cd cool-app), run git worktree add ../cool-app-feature-A feature/A. This checks out the branch feature/A in it's own new dedicated directory, cool-app-featur...
postgres: upgrade a user to be a superuser?
In postgres, how do I change an existing user to be a superuser? I don't want to delete the existing user, for various reasons.
...
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 Overflow on how to track a newly created remote branch.
...
Removing multiple files from a Git repo that have already been deleted from disk
I have a Git repo that I have deleted four files from using rm ( not git rm ), and my Git status looks like this:
29 An...
Linux command or script counting duplicated lines in a text file?
...
Send it through sort (to put adjacent items together) then uniq -c to give counts, i.e.:
sort filename | uniq -c
and to get that list in sorted order (by frequency) you can
sort filename | uniq -c | sort -nr
...
Check if an element is a child of a parent
...
If you are only interested in the direct parent, and not other ancestors, you can just use parent(), and give it the selector, as in target.parent('div#hello').
Example: http://jsfiddle.net/6BX9n/
function fun(evt) {
var tar...
what is the unsigned datatype?
I've seen this unsigned "typeless" type used a couple of times, but never seen an explanation for it. I suppose there's a corresponding signed type. Here's an example:
...
Is there a way to get rid of accents and convert a whole string to regular letters?
... there a better way for getting rid of accents and making those letters regular apart from using String.replaceAll() method and replacing letters one by one?
Example:
...
How to get the first column of a pandas DataFrame as a Series?
...=========================================================================
UPDATE
If you're reading this after June 2017, ix has been deprecated in pandas 0.20.2, so don't use it. Use loc or iloc instead. See comments and other answers to this question.
...
Sorting Python list based on the length of the string
I want to sort a list of strings based on the string length. I tried to use sort as follows, but it doesn't seem to give me correct result.
...