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Why doesn't Java allow overriding of static methods?
...he Java language spec and say "see, this is documented how it behaves". I know that. But is there a good reason why it SHOULD behave this way? (Besides the obvious "making it work right was too hard"...)
Update
@VicKirk: If you mean that this is "bad design" because it doesn't fit how Java handles...
Create a hexadecimal colour based on a string with JavaScript
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great! thanks, this works well. I don't know much about bitwise operators and stuff so your help porting it over is appreciated.
– Darragh Enright
Aug 8 '10 at 23:28
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Insert Unicode character into JavaScript
...937; , it parses that code as JS and the whole thing doesn't work. Anyone know how to go about this?
4 Answers
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Android - how do I investigate an ANR?
... further GUI events in the application, and thus throws up an ANR dialog.
Now, in the trace you posted, the main thread seems to be doing fine, there is no problem. It is idling in the MessageQueue, waiting for another message to come in. In your case the ANR was likely a longer operation, rather t...
How do you roll back (reset) a Git repository to a particular commit? [duplicate]
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@MariuszNowak after doing git reset --hard <commit-id>, ( 2 back ) when doing "git push -f origin master" I get "remote: error: denying non-fast-forward refs/heads/master (you should pull first)" it is my repo and I want to tak...
Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
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Update
data.table v1.9.6+ now supports OP's original attempt and the following answer is no longer necessary.
You can use DT[order(-rank(x), y)].
x y v
1: c 1 7
2: c 3 8
3: c 6 9
4: b 1 1
5: b 3 2
6: b 6 3
7: a 1 4
8: a 3 5
9: a 6 6
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How to replace all strings to numbers contained in each string in Notepad++?
...your matching pattern, using parentheses ( and ), like that: .*"(\d+)". So now in your replacement you can simply write $1, where $1 references to the value of the 1st capturing group and will return the number for each successful match. If you had two capture groups, for example (.*)="(\d+)", $1 wi...
Can javax.persistence.Query.getResultList() return null?
...t it right?
No matter what, I would code defensively and check for null.
Now the big question: should we treat "null" and an empty List as synonymous? This is where the specs should help us, and don't.
My guess is that a null return (if indeed it could happen) would be equivalent to "I didn't un...
How to save and load cookies using Python + Selenium WebDriver
...ns that check for human interaction, I do this and then the cookies I need now every-time I start the Webdriver with that folder everything is in there. You can also manually install the Extensions and have them in every session.
Secon time I run, all the cookies are there:
chrome_options = Options...
Professional jQuery based Combobox control? [closed]
... some usability issues with this control, but as a user I don't think I'd know to start typing for the dropdownlist to turn into a textbox.
I much prefer the Combo Dropdown Box, but it still has some features that I'd want and it's still in alpha. The only think I don't like about this other than i...