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2026年10月3日签到记录贴 - 签到区 - 清泛IT社区，为创新赋能！
...的,如果您还未签到,请点此进行签到的操作. 我在 2026-10-03 07:43 完成签到,是今天第一个签到的用户,获得随机奖励 小红花 5,另外我还额外获得了 小红花 10.我今天最想说:「该会员没有填写今日想说内容.」.
Adding a new value to an existing ENUM Type
...te type some_enum_type as enum ('old', 'values', 'and', 'new', 'ones');
-- 3. rename column(s) which uses our enum type
alter table some_table rename column some_column to _some_column;
-- 4. add new column of new type
alter table some_table add some_column some_enum_type not null default 'new';
-- ...
Find and restore a deleted file in a Git repository
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3212
Find the last commit that affected the given path. As the file isn't in the HEAD commit, this...
How to tell whether a point is to the right or left side of a line
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answered Oct 13 '09 at 14:12
Eric BainvilleEric Bainville
8,76811 gold badge2121 silver badges2525 bronze badges
...
Why does Python print unicode characters when the default encoding is ASCII?
...thon
>>> import sys
>>> print sys.stdout.encoding
ANSI_X3.4-1968
Bingo!
If you now try to output some unicode character outside of ascii you should get a nice error message
>>> print u'\xe9'
UnicodeEncodeError: 'ascii' codec can't encode character u'\xe9'
in positio...
How can I remove the outline around hyperlinks images?
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Andrew Barber
36.8k1414 gold badges9090 silver badges118118 bronze badges
answered Feb 14 '11 at 16:25
DiscoverDisc...
Remove last character of a StringBuilder?
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edited Jun 14 '16 at 3:48
Tyler
51011 gold badge88 silver badges2020 bronze badges
answered Aug 3 '...
How to get scrollbar position with Javascript?
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Laniakea
333 bronze badges
answered Mar 20 '10 at 0:33
Max ShawabkehMax Shawabkeh
33.8k...