大约有 40,000 项符合查询结果(耗时:0.0313秒) [XML]

https://stackoverflow.com/ques... 

Eclipse copy/paste entire line keyboard shortcut

... Ctrl-Alt-Down: copies current line or selected lines to below Ctrl-Alt-Up:: copies current line or selected lines to above Ctrl-Shift-L: brings up a List of shortcut keys See Windows/Preference->General->Keys. ...
https://stackoverflow.com/ques... 

What is your most productive shortcut with Vim?

...e used as subjects for other "statements." So, one way to cut an arbitrary selection of text would be to drop a mark (I usually use 'a' as my "first" mark, 'z' as my next mark, 'b' as another, and 'e' as yet another (I don't recall ever having interactively used more than four marks in 15 years of u...
https://stackoverflow.com/ques... 

Difference Between Select and SelectMany

I've been searching the difference between Select and SelectMany but I haven't been able to find a suitable answer. I need to learn the difference when using LINQ To SQL but all I've found are standard array examples. ...
https://stackoverflow.com/ques... 

MySQL “Group By” and “Order By”

I want to be able to select a bunch of rows from a table of e-mails and group them by the from sender. My query looks like this: ...
https://stackoverflow.com/ques... 

How does Trello access the user's clipboard?

...ually "access the user's clipboard", instead we help the user out a bit by selecting something useful when they press Ctrl+C. Sounds like you've figured it out; we take advantage of the fact that when you want to hit Ctrl+C, you have to hit the Ctrl key first. When the Ctrl key is pressed, we pop ...
https://stackoverflow.com/ques... 

Retrieving the last record in each group - MySQL

...x, we can write greatest-n-per-group queries: WITH ranked_messages AS ( SELECT m.*, ROW_NUMBER() OVER (PARTITION BY name ORDER BY id DESC) AS rn FROM messages AS m ) SELECT * FROM ranked_messages WHERE rn = 1; Below is the original answer I wrote for this question in 2009: I write the solu...
https://stackoverflow.com/ques... 

Hibernate Criteria returns children multiple times with FetchType.EAGER

....class) .list(); List result = session.createQuery("select o from Order o left join fetch o.lineItems").list(); All of these examples produce the same SQL statement: SELECT o.*, l.* from ORDER o LEFT OUTER JOIN LINE_ITEMS l ON o.ID = l.ORDER_ID Want to know why th...
https://stackoverflow.com/ques... 

IntelliJ IDEA: Move line?

... class Click on relevant class (Red color field) and press, Alt + Enter Select valid class as per requirement (8) Hierarchy of method calls Select specific method and press, Ctrl + Alt + H (9) Comment In Code Single Line : Select specific line and press, Ctrl + / Multiple Line : Select...
https://stackoverflow.com/ques... 

How to get a date in YYYY-MM-DD format from a TSQL datetime field?

... SELECT CONVERT(char(10), GetDate(),126) Limiting the size of the varchar chops of the hour portion that you don't want. share | ...
https://stackoverflow.com/ques... 

How to get a list of column names on Sqlite3 database?

... but you can't select from that table. It's just plain annoying. I'm trying something like this... but it don't work create temporary table TmpCols (cid integer, name text, type text, nn bit, dflt_value, pk bit); .mode insert TmpCols .out...