大约有 48,000 项符合查询结果（耗时：0.0739秒） [XML]
Return number of rows affected by UPDATE statements
...to capture the output of INSERTED.* in a table variable or temporary table and count the records. For example,
DECLARE @temp TABLE (
[LockId] [int],
[StartTime] [datetime] NULL,
[EndTime] [datetime] NULL
)
UPDATE test_table
SET StartTime = '2011 JUL 01'
OUTPUT INSERTED.* INTO @temp
...
Missing return statement in a non-void method compiles
...ered a situation where a non-void method is missing a return statement and the code still compiles.
I know that the statements after the while loop are unreachable (dead code) and would never be executed. But why doesn't the compiler even warn about returning something? Or why would a language...
How do I create a SHA1 hash in ruby?
... There's also Digest::SHA1.base64digest 'foo'
– andrewrk
Jan 14 '12 at 1:31
14
FYI: Digest i...
Pandas aggregate count distinct
Let's say I have a log of user activity and I want to generate a report of total duration and the number of unique users per day.
...
Detecting a redirect in ajax request?
I want to use jQuery to GET a URL and explicitly check if it responded with a 302 redirect, but not follow the redirect.
...
callback to handle completion of pipe
I am using the following node.js code to download documents from some url and save it in the disk.
I want to be informed about when the document is downloaded. i have not seen any callback with pipe.Or, Is there any 'end' event that can be captured on completion of download ?
...
Insert new item in array on any position in PHP
...
@SunilPachlangia, adelval and others: with multi-dimensional arrays you need to wrap the replacement in an array, it's documented. I still brought the note here so people stop doing the mistake.
– Félix Gagnon-Grenier
...
Renaming a virtualenv folder without breaking it
I've created folder and initialized a virtualenv instance in it.
10 Answers
10
...
What does mvn install in maven exactly do
I just started using Maven and I was told to do mvn install in a specific directory.
7 Answers
...
Java unchecked: unchecked generic array creation for varargs parameter
...ans to show unchecked warnings in my Java code, but I am failing to understand the error on the following lines:
2 Answers
...