大约有 16,380 项符合查询结果（耗时：0.0337秒） [XML]
SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
I hope that made sense, let me elaborate:
10 Answers
10
...
Calling C++ class methods via a function pointer
How do I obtain a function pointer for a class member function, and later call that member function with a specific object? I’d like to write:
...
MySQL date format DD/MM/YYYY select query?
I'm a bit confused on how to order by date formats.
8 Answers
8
...
Memoization in Haskell?
...on how to solve efficiently the following function in Haskell, for large numbers (n > 108)
8 Answers
...
How to highlight text using javascript
Can someone help me with a javascript function that can highlight text on a web page.
And the requirement is to - highlight only once, not like highlight all occurrences of the text as we do in case of search.
...
Python date string to date object
...
You can use strptime in the datetime package of Python:
>>> import datetime
>>> datetime.datetime.strptime('24052010', "%d%m%Y").date()
datetime.date(2010, 5, 24)
...
How to tell whether a point is to the right or left side of a line
I have a set of points. I want to separate them into 2 distinct sets. To do this, I choose two points ( a and b ) and draw an imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set.
...
How to remove from a map while iterating it?
How do I remove from a map while iterating it? like:
6 Answers
6
...
T-SQL split string
I have a SQL Server 2008 R2 column containing a string which I need to split by a comma. I have seen many answers on StackOverflow but none of them works in R2. I have made sure I have select permissions on any split function examples. Any help greatly appreciated.
...
How to copy a dictionary and only edit the copy
Can someone please explain this to me? This doesn't make any sense to me.
20 Answers
2...