大约有 16,000 项符合查询结果（耗时：0.0327秒） [XML]
How to call a stored procedure from Java and JPA
...ng) query.getOutputParameterValue(2);
For a stored procedure which uses a SYS_REFCURSOR OUT parameter:
CREATE OR REPLACE PROCEDURE post_comments (
postId IN NUMBER,
postComments OUT SYS_REFCURSOR )
AS
BEGIN
OPEN postComments FOR
SELECT *
FROM post_comment
WHERE post_id =...
Can I list-initialize a vector of move-only type?
...ove_only()) };
Since the standard, for whatever reason, doesn't define a converting copy constructor like this:
// in class initializer_list
template<class U>
initializer_list(initializer_list<U> const& other);
The initializer_list<rref_wrapper<move_only>> created by...
QString to char* conversion
I was trying to convert a QString to char* type by the following methods, but they don't seem to work.
10 Answers
...
What is the difference between bool and Boolean types in C#
...
Am sorry but that is wrong, you cannot convert bool or Bolean to null because they are nullable types
– Timothy Macharia
Feb 22 '16 at 6:03
...
Convert columns to string in Pandas
...
One way to convert to string is to use astype:
total_rows['ColumnID'] = total_rows['ColumnID'].astype(str)
However, perhaps you are looking for the to_json function, which will convert keys to valid json (and therefore your keys to s...
How do you round UP a number in Python?
....0
NOTE: The input should be float.
If you need an integer, call int to convert it:
>>> int(math.ceil(5.4))
6
BTW, use math.floor to round down and round to round to nearest integer.
>>> math.floor(4.4), math.floor(4.5), math.floor(5.4), math.floor(5.5)
(4.0, 4.0, 5.0, 5.0)
...
Enum String Name from Value
...
You can convert the int back to an enumeration member with a simple cast, and then call ToString():
int value = GetValueFromDb();
var enumDisplayStatus = (EnumDisplayStatus)value;
string stringValue = enumDisplayStatus.ToString();
...
How do I check to see if a value is an integer in MySQL?
I see that within MySQL there are Cast() and Convert() functions to create integers from values, but is there any way to check to see if a value is an integer? Something like is_int() in PHP is what I am looking for.
...
Print list without brackets in a single row
...
If the input array is Integer type then you need to first convert array into string type array and then use join method for joining with , or space whatever you want. e.g:
>>> arr = [1, 2, 4, 3]
>>> print(", " . join(arr))
Traceback (most recent call last):
File...
Determine device (iPhone, iPod Touch) with iOS
...ck that is nice work .... i told instead of using model you can use UIUserInterfaceIdiomPad which is given for that purpose only...
– jeeva
Sep 16 '10 at 4:26
...