interview-summary
I recently finished a tech interview with a local small company. Here is a brief summary for the questions in the interview.
There are n couples invi
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string-parsing-cpp
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I have always thought that CPP has a weaker string parsing API than JAVA. Recently I found a powerful function sscanf() in CPP which can be quite hand
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comparison class usage in priority_queue
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There is a way to use customized comparison function in C++ priority_queue. Instead of reloading the ‘less than’ operator, one can also write a compar
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QQ mail settings with windows 10 mail
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Today I linked my QQ mail account with my mail application. Since the POP3/IMAP service is naturally turned off, it is a little bit harder than usual
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stop wandering
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I haven’t updated my blog for a long time due to piles of trivial things in my life. I think I do not make full use of my time efficiently in recent d
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next-combination-in-cpp
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C++ STL do not have a function that can present certain combination of elements. But this can be achieved by utilizing the STL function next_permutati
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Converting markdown to PDF problems
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Recently I need to convert my markdown file to PDF. In the past I use pandoc to do so with the command “–pdf-engine=xelatex”. Find it does not work we
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fixed multiset find
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In last day’s log I refer to multiset delete as1multiset.erase(multiset.find());
which will result in two finding operation in one call, making it rat
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C++ heap with delete implementation
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Discovered that C++ multiset can be used to implement a heap with delete operation.Since the elements in multiset will be autimatically sorted, min el
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Theme_changing_document.md
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Changed my blog theme to NexT today. Fixed a bug that will display Germany after theme changing.It seems this happens because Germany ranks 1st in lan
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