大约有 16,000 项符合查询结果（耗时：0.0334秒） [XML]
How do I get a Cron like scheduler in Python? [closed]
...ent
# Some utility classes / functions first
def conv_to_set(obj):
"""Converts to set allowing single integer to be provided"""
if isinstance(obj, (int, long)):
return set([obj]) # Single item
if not isinstance(obj, set):
obj = set(obj)
return obj
class AllMatch(s...
How to put more than 1000 values into an Oracle IN clause [duplicate]
...place procedure tableselect
( p_numbers in number_table
, p_ref_result out sys_refcursor)
is
begin
open p_ref_result for
select *
from employees , (select /*+ cardinality(tab 10) */ tab.nr from table(p_numbers) tab) tbnrs
where id = tbnrs.nr;
end;
/
This is one of the rare cases ...
How would I run an async Task method synchronously?
...or simple stuff. Also, if the method returns an IAsyncOperation, I had to convert it to a Task first: BlahAsync().AsTask().GetAwaiter().GetResult();
– Lee McPherson
Apr 7 '16 at 5:22
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How do I spool to a CSV formatted file using SQLPLUS?
...csv
select table_name, tablespace_name
from all_tables
where owner = 'SYS'
and tablespace_name is not null;
Output will be like:
TABLE_PRIVILEGE_MAP ,SYSTEM
SYSTEM_PRIVILEGE_MAP ,SYSTEM
STMT_AUDIT_OPTION_MAP ...
Equivalent of Math.Min & Math.Max for Dates?
...handwaving about Kind. As shown in @user450 's answer, it's quite easy to convert both times to UTC and compare them safely without discarding information.
– piedar
Mar 3 '17 at 17:29
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Getting an element from a Set
...
Convert set to list, and then use get method of list
Set<Foo> set = ...;
List<Foo> list = new ArrayList<Foo>(set);
Foo obj = list.get(0);
...
Merge / convert multiple PDF files into one PDF
How could I merge / convert multiple PDF files into one large PDF file?
18 Answers
18
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How do I convert datetime to ISO 8601 in PHP
How do I convert my time from 2010-12-30 23:21:46 to ISO 8601 date format? (-_-;)
6 Answers
...
Converting string into datetime
... tm_wday=2, tm_yday=152, tm_isdst=-1)
timestamp = time.mktime(my_time)
# convert time object to datetime
from datetime import datetime
my_datetime = datetime.fromtimestamp(timestamp)
# convert time object to date
from datetime import date
my_date = date.fromtimestamp(timestamp)
...
How can I group by date time column without taking time into consideration
...
Cast/Convert the values to a Date type for your group by.
GROUP BY CAST(myDateTime AS DATE)
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