大约有 47,000 项符合查询结果（耗时：0.0524秒） [XML]
How do you run a command for each line of a file?
For example, right now I'm using the following to change a couple of files whose Unix paths I wrote to a file:
9 Answers
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How to get a json string from url?
...em.Net.WebClient()) {
var json = webClient.DownloadString(URL);
// Now parse with JSON.Net
}
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MySQL COUNT DISTINCT
... countVisits
, site_id As site
From cp_visits
Where ts >= DATE_SUB(NOW(), INTERVAL 1 DAY)
Group By site_id
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Is there an easy way to convert jquery code to javascript? [closed]
...redna points out in the comments: be sure to test in all browsers, because now jQuery won't be handling the inconsistencies for you.
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What is the intended use-case for git stash?
...rrent mess I made
git stash save
# some changes in the working dir
# and now add them to the last commit:
git add -u
git commit --amend
# back to work!
git stash pop
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Extract traceback info from an exception object
Given an Exception object (of unknown origin) is there way to obtain its traceback? I have code like this:
5 Answers
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How do you stash an untracked file?
...include-untracked
More details:
Update 17 May 2018:
New versions of git now have git stash --all which stashes all files, including untracked and ignored files.
git stash --include-untracked no longer touches ignored files (tested on git 2.16.2).
Original answer below:
Warning, doing this will ...
How to find the kth largest element in an unsorted array of length n in O(n)?
...∑i=floor(n/2) to n T(i)
<= cn + 2 (1/n) ∑i=floor(n/2) to n ai
and now somehow we have to get the horrendous sum on the right of the plus sign to absorb the cn on the left. If we just bound it as 2(1/n) ∑i=n/2 to n an, we get roughly 2(1/n)(n/2)an = an. But this is too big - there's no r...
How does a PreparedStatement avoid or prevent SQL injection?
I know that PreparedStatements avoid/prevent SQL Injection. How does it do that? Will the final form query that is constructed using PreparedStatements will be a string or otherwise?
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Indentation in Go: tabs or spaces?
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EDIT 2: he original answer at the bottom is now incorrect. The correct section of the linked source file (current 30/12/2019) is:
Gofmt formats Go programs.
It uses tabs for indentation and blanks for alignment.
Alignment assumes that an editor is using a fixed...