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Sorting HashMap by values [duplicate]
...ng up in values in two while loops. Converting the Entry Set to a List and then sorting the List based on a comparator would be a more efficient solution.
– picmate 涅
May 21 '16 at 2:53
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What does Maven do, in theory and in practice? When is it worth to use it? [closed]
...e Reference" is more up-to-date. Read the first one for understanding, but then use the second one for reference.
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Right way to reverse pandas.DataFrame?
...ting an error because reversed first calls data.__len__() which returns 6. Then it tries to call data[j - 1] for j in range(6, 0, -1), and the first call would be data[5]; but in pandas dataframe data[5] means column 5, and there is no column 5 so it will throw an exception. ( see docs )
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What's the difference between a POST and a PUT HTTP REQUEST?
...t URI, it MUST send a 301 (Moved Permanently) response; the user agent MAY then make
its own decision regarding whether or not to redirect the request.
Additionally, and a bit more concisely, RFC 7231 Section 4.3.4 PUT states (emphasis added),
4.3.4. PUT
The PUT method requests that th...
Prevent redirection of Xmlhttprequest
...direction has been canceled. You just can stop the redirection itself, and then it looks like an error (empty response). If that's all you need, you are good to go. Also you should be aware that the requests made via this API are not cancelable yet. They are now.
As for XMLHttpRequest, you can HEAD...
How can I wrap text to some length in Vim?
...setting textwidth (for example :set textwidth=30 (from Swaarop's answer)). Then you can reformat your text by highlighting it (in visual mode) and typing gq. (textwidth can be abbreviated as tw, thus :set tw=30.)
Option 2 can be toggled by running :set wrap / :set nowrap. This will wrap lines which...
Why does make think the target is up to date?
...y. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, you should make them phony as follows:
.PHONY: all test clean
Note that you can declare all of your phony targets there.
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Hide console window from Process.Start C#
...ew Process();
p.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
// etc, then start process
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C# code to validate email address
...cord, check for spelling errors from common domain names (gmail.cmo), etc. Then present a warning giving the user a chance to say "yes, my mail server really does allow ???????????? as an email address."
As for using exception handling for business logic, I agree that is a thing to be avoided. Bu...
How can I switch my git repository to a particular commit
...er just wants to view the branch state till that particular commit.
You then might want to go back to the latest commit & fix the detached HEAD:
Fix a Git detached head?
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