大约有 41,000 项符合查询结果(耗时:0.0745秒) [XML]
XPath query to get nth instance of an element
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This is a FAQ:
//somexpression[$N]
means "Find every node selected by //somexpression that is the $Nth child of its parent".
What you want is:
(//input[@id="search_query"])[2]
Remember: The [] operator has higher precedence (priority) than the // abbreviation.
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How to revert multiple git commits?
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Similar to Jakub's answer, this allows you to easily select consecutive commits to revert.
# revert all commits from B to HEAD, inclusively
$ git revert --no-commit B..HEAD
$ git commit -m 'message'
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How to add multiple files to Git at the same time
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You can also select multiple files like this
git add folder/subfolder/*
This will add all the files in the specified subfolder. Very useful when you edit a bunch of files but you just want to commit some of them...
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Message 'src refspec master does not match any' when pushing commits in Git
...been added. git add --all in case you wish to add all the files Or you can selectively add files. Then git commit -m "Initial comment", git push origin master. This will surely work.
– Bhanu Pratap Singh
May 20 '15 at 7:57
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How to convert a LocalDate to an Instant?
...s a time-zone. Unlike some other date and time libraries, JSR-310 will not select the time-zone for you automatically, so you must provide it.
LocalDate date = LocalDate.now();
Instant instant = date.atStartOfDay(ZoneId.systemDefault()).toInstant();
This example uses the default time-zone of the ...
Get url parameters from a string in .NET
...;', ';' }, StringSplitOptions.RemoveEmptyEntries)
.Select(parameter => parameter.Split(new[] { '=' }, StringSplitOptions.RemoveEmptyEntries))
.GroupBy(parts => parts[0],
parts => parts.Length > 2 ? string.Jo...
MVC4 style bundle giving 403
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Also in the select2 nuget package.
– Tetsujin no Oni
Jan 21 '15 at 14:01
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When is each sorting algorithm used? [closed]
...s O(N^2), it has a very small constant and is a stable sort.
Bubble sort, selection sort: When you're doing something quick and dirty and for some reason you can't just use the standard library's sorting algorithm. The only advantage these have over insertion sort is being slightly easier to impl...
In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
... work for a ForeignKey field, a few changes need to be made. Firstly, the SELECT HTML tag does not have the readonly attribute. We need to use disabled="disabled" instead. However, then the browser doesn't send any form data back for that field. So we need to set that field to not be required so...
Can you test google analytics on a localhost address?
...lag is around 1 minute until the data is shown on the page, as long as you select the current day.
For example, you create Site and Site Test, and each one ha UA-XXXX-Y code.
In your application logic, where you serve the analytics JavaScript, check your environment and for production use your Sit...