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How find all unused classes in Intellij Idea?
... OK
Settings closes
On the menu bar, click on Analyze / Run Inspection by Name (or Ctrl+Alt+Shift+I - in Mac Command+Option+Shift+I)
Insert text "Unused decla"
Select "Unused declaration Java|Declaration redundancy"
Search starts
Check the job state on bottom of Idea, when finished: enjoy ...
Error - Unable to access the IIS metabase
...t load the project. (On Windows 7+, you access everything as a normal user by default. The problem is that VS won't ask you to elevate your privileges when you need to, so you need to manually grant the permissions to access that directory to yourself.)
– PotatoEngineer
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Locking a file in Python
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As noted by a comment at the blog post, this solution isn't "perfect", in that it's possible for the program to terminate in such a way that the lock is left in place and you have to manually delete the lock before the file becomes ac...
How do I get time of a Python program's execution?
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this calculates the real time though (including time used by other programs) so it will seem to take more time when your computer is busy doing other stuff
– newacct
Oct 13 '09 at 1:23
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git - diff of current changes before committing
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git diff by default shows difference between your working directory and the index (staging area for the next commit).
If you have already added (staged) the changes to the staging area, git diff --staged does the job. Staging area i...
Developing cross platform mobile application [closed]
... compromises of making a cross-platform API mean that all the apps created by the API will be at best B-grade on every platform. They will never be the best tool to use on each platform.
All this means that in most use cases, cross-platform tools give the end user an inferior product compared to o...
Should URL be case sensitive?
...of a question's URL in stackoverflow does not identify it, it's identified by 7996919. The semantic part of the URL is just there for SEO purposes.
– user3367701
Dec 1 '15 at 10:26
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How to overcome “datetime.datetime not JSON serializable”?
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I am trying this out with Flask and it appears that by using json.dump, I am unable to put a jsonify() wrapper around it such that it returns in application/json. Attempting to do return jsonify(json.dumps(sample, default=json_util.default))
– Rolando
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Ruby send vs __send__
....send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
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How to inspect the return value of a function in GDB?
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Yes, just examine the EAX register by typing print $eax. For most functions, the return value is stored in that register, even if it's not used.
The exceptions to this are functions returning types larger than 32 bits, specifically 64-bit integers (long long...