Please note there is a new way of doing this I\'ve been trying to get the number of unread gmail mails with no luck.
I\'m having some difficulties with a query: SELECT d.*, (SELECT COUNT(id) FROM downloads WHERE category = d.category) AS count
What would be the best way to count lines of code from Java classes exclu开发者_运维百科ding comments and blank lines.See JavaNCSS. Also be aware that LoC is a worthless \"metric\".
Imagine I already have a query that returns the following: Col1 | Col2 ------------ A|2 B|3 C|3 D|4 E|8
The question I\'m struggling with is this: I have a list of helicopter names in different charters and I need to find out WHICH helicopter has the least amount of charters booked. Once I find that ou
This question already has answers here: In SQL, what's the difference between count(column) and count(*)?
This is probably easy, but eludes me. SQL server2005 I want to show top 100 but if there are not 100 only want to show those and not include zero counts in the result
i\'m looking for a way to calculate the total width of de level 2 items and put it in the ul. I have looked at some jquery thinks like outerWidth and .lengt but can\'t figure it out.
i am doing: explain select * from calibration; it says 52133456345632 rows when i do: select count(*) from calibration;
Just on my local machine, trying the run the following script causes my computer to crash... What am I doing wrong?
加载中,请稍侯......