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How to find a hash key containing a matching value
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#invert is a really bad idea in this case, since you are essentially allocating memory for throw-away hash object just for the sake of finding a key. Depending on hash size it have serious performance impact
– Dr.Strangelove
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How to sort an array based on the length of each element?
... the array and wouldn't be great for large arrays. If someone has a better idea, please do comment!
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IOS 7 Navigation Bar text and arrow color
...t the docs were terrible in pointing out all the possible attributes. Any idea where they might be listed? TY.
– Alex Zavatone
Dec 19 '13 at 15:24
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Launching Spring application Address already in use
...if the port 8080 is in use, change the listening port to 8181.
if you use IDEA, modify start configuration,
Run-> Edit Configuration
enter image description here
if you use mvn spring-boot, then use the command:
mvn spring-boot:run -Dserver.port=8181
if you use java -jar, then use the comma...
Flatten list of lists [duplicate]
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The OP has little idea about lists, giving him/her this solution might cause undesirable effects if s/he wants to use it to flatten multiple elements (no error, just silently return the first...)
– estani
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Can't connect to MySQL server error 111 [closed]
...es, and yet I get the same error. No firewall installed either. Ran out of ideas.
– CoderGuy123
Oct 14 '16 at 3:49
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How to add line break for UILabel?
...t is to set numberOfLines to 0 (= unlimited number of lines in label).
No idea why Apple has chosen to not parse \n in strings read from XML?
Hope this helps.
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Difference between a virtual function and a pure virtual function [duplicate]
...on-pure, and non-virtual functions in the same class. (Usually it's a good idea to not to do that, but if you need it, you can.)
– sbi
Mar 3 '15 at 21:50
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Unrecognized SSL message, plaintext connection? Exception
...nk in browser with https it works! And I need to perform a safe query. Any idea on how can I solve the problem?
– ccoutinho
Mar 31 '14 at 14:06
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Linux how to copy but not overwrite? [closed]
...letely noninteractive as this will be a part of a Crontab Bash script. Any ideas?
8 Answers
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