大约有 43,100 项符合查询结果（耗时：0.0420秒） [XML]
error: command 'gcc' failed with exit status 1 while installing eventlet
...
16 Answers
16
Active
...
Why are these constructs using pre and post-increment undefined behavior?
...
14 Answers
14
Active
...
Loop through all nested dictionary values?
...
12 Answers
12
Active
...
Display two files side by side
...
167
You can use pr to do this, using the -m flag to merge the files, one per column, and -t to omi...
Appending to an existing string
...
165
You can use << to append to a string in-place.
s = "foo"
old_id = s.object_id
s <<...
PDO Prepared Inserts multiple rows in single query
...
153
Multiple Values Insert with PDO Prepared Statements
Inserting multiple values in one execute ...
Array include any value from another array?
...
|
edited Jan 18 at 6:58
answered Oct 15 '10 at 11:55
...
Multiple simultaneous downloads using Wget?
...
15 Answers
15
Active
...
Avoid duplicates in INSERT INTO SELECT query in SQL Server
...
Using NOT EXISTS:
INSERT INTO TABLE_2
(id, name)
SELECT t1.id,
t1.name
FROM TABLE_1 t1
WHERE NOT EXISTS(SELECT id
FROM TABLE_2 t2
WHERE t2.id = t1.id)
Using NOT IN:
INSERT INTO TABLE_2
(id, name)
SELECT t1.id,
t1.name
F...