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When annotating a class with @Component, does this mean it is a Spring Bean and Singleton?
...estion about annotating a class. When annotating a class with @Component does this mean this class will be a Spring Bean and by default a singleton?
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Does “\d” in regex mean a digit?
...le regex, \d matches any individual digit. If you're seeing something that doesn't seem to do that, please provide the full regex you're using, as opposed to just describing that one particular symbol.
>>> import re
>>> re.match(r'\d', '3')
<_sre.SRE_Match object at 0x02155B80&...
What does JVM flag CMSClassUnloadingEnabled actually do?
... a definition of what the Java VM flag CMSClassUnloadingEnabled actually does, other than some very fuzzy high-level definitions such as "gets rid of your PermGen problems" ( which it doesn't , btw).
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In c++ what does a tilde “~” before a function name signify?
...t taking your question exactly as it appears in the title:
In c++ what does a tilde “~” before a function name signify?
there is another situation. In any context except immediately before the name of a class (which is the destructor context), ~ is the one's complement (or bitwise not) ope...
Why does npm install say I have unmet dependencies?
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if npm cache clean doesn't work for access reasons, try sudo npm cache clean.
– Soroush
Aug 31 '15 at 11:50
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How to detect duplicate values in PHP array?
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This solution does not cover any non-integer and non-string values and in conclusion it produces sideffects.
– codekandis
May 29 '18 at 12:18
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Where does mongodb stand in the CAP theorem?
...I see it is eventually consistent.
Is it CP when you use safe=true? If so, does that mean that when I write with safe=true, all replicas will be updated before getting the result?
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Does python have a sorted list?
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Though it does not (yet) provide a custom search function, the heapq module may suit your needs. It implements a heap queue using a regular list. You'd have to write your own efficient membership test that makes use of the queue's inte...
What does Connect.js methodOverride do?
...post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f8378338%2fwhat-does-connect-js-methodoverride-do%23new-answer', 'question_page');
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Post as a guest
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List of lists changes reflected across sublists unexpectedly
...wonder why * can't make independent objects the way the list comprehension does. That's because the multiplication operator * operates on objects, without seeing expressions. When you use * to multiply [[1] * 4] by 3, * only sees the 1-element list [[1] * 4] evaluates to, not the [[1] * 4 expression...